diff --git a/core/blockly.js b/core/blockly.js
index fe0c3021ab0..ffb8fa47dd4 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -75,6 +75,7 @@ goog.require('Blockly.Xml');
  * For local builds, you can pass --define='Blockly.VERSION=X.Y.Z' to the
  * compiler to override this constant.
  * @define {string}
+ * @alias Blockly.VERSION
  */
 exports.VERSION = 'uncompiled';
 
@@ -152,6 +153,7 @@ Object.defineProperties(exports, {
  * @param {!SVGElement} svg SVG image.
  * @return {!Size} Contains width and height properties.
  * @deprecated Use workspace.setCachedParentSvgSize. (2021 March 5)
+ * @alias Blockly.svgSize
  */
 const svgSize = function(svg) {
   // When removing this function, remove svg.cachedWidth_ and svg.cachedHeight_
@@ -168,6 +170,7 @@ exports.svgSize = svgSize;
  * Size the workspace when the contents change.  This also updates
  * scrollbars accordingly.
  * @param {!WorkspaceSvg} workspace The workspace to resize.
+ * @alias Blockly.resizeSvgContents
  */
 const resizeSvgContents = function(workspace) {
   workspace.resizeContents();
@@ -178,6 +181,7 @@ exports.resizeSvgContents = resizeSvgContents;
  * Copy a block or workspace comment onto the local clipboard.
  * @param {!ICopyable} toCopy Block or Workspace Comment to be copied.
  * @package
+ * @alias Blockly.copy
  */
 exports.copy = clipboard.copy;
 
@@ -185,6 +189,7 @@ exports.copy = clipboard.copy;
  * Paste a block or workspace comment on to the main workspace.
  * @return {boolean} True if the paste was successful, false otherwise.
  * @package
+ * @alias Blockly.paste
  */
 exports.paste = clipboard.paste;
 
@@ -193,6 +198,7 @@ exports.paste = clipboard.paste;
  * @param {!ICopyable} toDuplicate Block or Workspace Comment to be
  *     copied.
  * @package
+ * @alias Blockly.duplicate
  */
 exports.duplicate = clipboard.duplicate;
 
@@ -200,6 +206,7 @@ exports.duplicate = clipboard.duplicate;
  * Close tooltips, context menus, dropdown selections, etc.
  * @deprecated Use Blockly.common.getMainWorkspace().hideChaff()
  * @param {boolean=} opt_onlyClosePopups Whether only popups should be closed.
+ * @alias Blockly.hideChaff
  */
 const hideChaff = function(opt_onlyClosePopups) {
   deprecation.warn('Blockly.hideChaff', 'September 2021', 'September 2022');
@@ -212,6 +219,7 @@ exports.hideChaff = hideChaff;
  * focus).  Try not to use this function, particularly if there are multiple
  * Blockly instances on a page.
  * @return {!Workspace} The main workspace.
+ * @alias Blockly.getMainWorkspace
  */
 exports.getMainWorkspace = common.getMainWorkspace;
 
@@ -232,6 +240,7 @@ const jsonInitFactory = function(jsonDef) {
  * Define blocks from an array of JSON block definitions, as might be generated
  * by the Blockly Developer Tools.
  * @param {!Array<!Object>} jsonArray An array of JSON block definitions.
+ * @alias Blockly.defineBlocksWithJsonArray
  */
 const defineBlocksWithJsonArray = function(jsonArray) {
   for (let i = 0; i < jsonArray.length; i++) {
@@ -263,6 +272,7 @@ exports.defineBlocksWithJsonArray = defineBlocksWithJsonArray;
  * Is the given string a number (includes negative and decimals).
  * @param {string} str Input string.
  * @return {boolean} True if number, false otherwise.
+ * @alias Blockly.isNumber
  */
 const isNumber = function(str) {
   return /^\s*-?\d+(\.\d+)?\s*$/.test(str);
@@ -276,6 +286,7 @@ exports.isNumber = isNumber;
  * is called.
  * This method is a NOP if called after the first ``Blockly.inject``.
  * @param {!Element} container The container element.
+ * @alias Blockly.setParentContainer
  */
 exports.setParentContainer = common.setParentContainer;
 
@@ -284,6 +295,7 @@ exports.setParentContainer = common.setParentContainer;
 /**
  * @see colour.hueToHex
  * @deprecated Use Blockly.utils.colour.hueToHex (September 2021).
+ * @alias Blockly.hueToHex
  */
  exports.hueToHex = colour.hueToHex;
 
diff --git a/core/css.js b/core/css.js
index 6f34e6c0d83..519feac0925 100644
--- a/core/css.js
+++ b/core/css.js
@@ -30,6 +30,7 @@ let injected = false;
  * components such as fields and the toolbox to store separate CSS.
  * The provided array of CSS will be destroyed by this function.
  * @param {!Array<string>} cssArray Array of CSS strings.
+ * @alias Blockly.Css.register
  */
 const register = function(cssArray) {
   if (injected) {
@@ -50,6 +51,7 @@ exports.register = register;
  * @param {boolean} hasCss If false, don't inject CSS
  *     (providing CSS becomes the document's responsibility).
  * @param {string} pathToMedia Path from page to the Blockly media directory.
+ * @alias Blockly.Css.inject
  */
 const inject = function(hasCss, pathToMedia) {
   // Only inject the CSS once.
@@ -77,6 +79,7 @@ exports.inject = inject;
 
 /**
  * Array making up the CSS content for Blockly.
+ * @alias Blockly.Css.CONTENT
  */
 const CONTENT = [
   `.blocklySvg {
diff --git a/core/events/events.js b/core/events/events.js
index 996391ee8ad..4c88f1c0356 100644
--- a/core/events/events.js
+++ b/core/events/events.js
@@ -45,6 +45,7 @@ let group = '';
 /**
  * Sets whether the next event should be added to the undo stack.
  * @type {boolean}
+ * @alias Blockly.Events.recordUndo
  */
 let recordUndo = true;
 /** @deprecated September 2021 */
@@ -53,6 +54,7 @@ exports.recordUndo = recordUndo;
 /**
  * Sets whether events should be added to the undo stack.
  * @param {boolean} newValue True if events should be added to the undo stack.
+ * @alias Blockly.Events.setRecordUndo
  */
 const setRecordUndo = function(newValue) {
   recordUndo = newValue;
@@ -62,6 +64,7 @@ exports.setRecordUndo = setRecordUndo;
 /**
  * Returns whether or not events will be added to the undo stack.
  * @returns {boolean} True if events will be added to the undo stack.
+ * @alias Blockly.Events.getRecordUndo
  */
 const getRecordUndo = function() {
   return recordUndo;
@@ -94,6 +97,7 @@ let disabled = 0;
 /**
  * Name of event that creates a block. Will be deprecated for BLOCK_CREATE.
  * @const
+ * @alias Blockly.Events.CREATE
  */
 const CREATE = 'create';
 exports.CREATE = CREATE;
@@ -101,6 +105,7 @@ exports.CREATE = CREATE;
 /**
  * Name of event that creates a block.
  * @const
+ * @alias Blockly.Events.BLOCK_CREATE
  */
 const BLOCK_CREATE = CREATE;
 exports.BLOCK_CREATE = BLOCK_CREATE;
@@ -108,6 +113,7 @@ exports.BLOCK_CREATE = BLOCK_CREATE;
 /**
  * Name of event that deletes a block. Will be deprecated for BLOCK_DELETE.
  * @const
+ * @alias Blockly.Events.DELETE
  */
 const DELETE = 'delete';
 exports.DELETE = DELETE;
@@ -115,6 +121,7 @@ exports.DELETE = DELETE;
 /**
  * Name of event that deletes a block.
  * @const
+ * @alias Blockly.Events.BLOCK_DELETE
  */
 const BLOCK_DELETE = DELETE;
 exports.BLOCK_DELETE = BLOCK_DELETE;
@@ -122,6 +129,7 @@ exports.BLOCK_DELETE = BLOCK_DELETE;
 /**
  * Name of event that changes a block. Will be deprecated for BLOCK_CHANGE.
  * @const
+ * @alias Blockly.Events.CHANGE
  */
 const CHANGE = 'change';
 exports.CHANGE = CHANGE;
@@ -129,6 +137,7 @@ exports.CHANGE = CHANGE;
 /**
  * Name of event that changes a block.
  * @const
+ * @alias Blockly.Events.BLOCK_CHANGE
  */
 const BLOCK_CHANGE = CHANGE;
 exports.BLOCK_CHANGE = BLOCK_CHANGE;
@@ -136,6 +145,7 @@ exports.BLOCK_CHANGE = BLOCK_CHANGE;
 /**
  * Name of event that moves a block. Will be deprecated for BLOCK_MOVE.
  * @const
+ * @alias Blockly.Events.MOVE
  */
 const MOVE = 'move';
 exports.MOVE = MOVE;
@@ -143,6 +153,7 @@ exports.MOVE = MOVE;
 /**
  * Name of event that moves a block.
  * @const
+ * @alias Blockly.Events.BLOCK_MOVE
  */
 const BLOCK_MOVE = MOVE;
 exports.BLOCK_MOVE = BLOCK_MOVE;
@@ -150,6 +161,7 @@ exports.BLOCK_MOVE = BLOCK_MOVE;
 /**
  * Name of event that creates a variable.
  * @const
+ * @alias Blockly.Events.VAR_CREATE
  */
 const VAR_CREATE = 'var_create';
 exports.VAR_CREATE = VAR_CREATE;
@@ -157,6 +169,7 @@ exports.VAR_CREATE = VAR_CREATE;
 /**
  * Name of event that deletes a variable.
  * @const
+ * @alias Blockly.Events.VAR_DELETE
  */
 const VAR_DELETE = 'var_delete';
 exports.VAR_DELETE = VAR_DELETE;
@@ -164,6 +177,7 @@ exports.VAR_DELETE = VAR_DELETE;
 /**
  * Name of event that renames a variable.
  * @const
+ * @alias Blockly.Events.VAR_RENAME
  */
 const VAR_RENAME = 'var_rename';
 exports.VAR_RENAME = VAR_RENAME;
@@ -171,6 +185,7 @@ exports.VAR_RENAME = VAR_RENAME;
 /**
  * Name of generic event that records a UI change.
  * @const
+ * @alias Blockly.Events.UI
  */
 const UI = 'ui';
 exports.UI = UI;
@@ -178,6 +193,7 @@ exports.UI = UI;
 /**
  * Name of event that record a block drags a block.
  * @const
+ * @alias Blockly.Events.BLOCK_DRAG
  */
 const BLOCK_DRAG = 'drag';
 exports.BLOCK_DRAG = BLOCK_DRAG;
@@ -185,6 +201,7 @@ exports.BLOCK_DRAG = BLOCK_DRAG;
 /**
  * Name of event that records a change in selected element.
  * @const
+ * @alias Blockly.Events.SELECTED
  */
 const SELECTED = 'selected';
 exports.SELECTED = SELECTED;
@@ -192,6 +209,7 @@ exports.SELECTED = SELECTED;
 /**
  * Name of event that records a click.
  * @const
+ * @alias Blockly.Events.CLICK
  */
 const CLICK = 'click';
 exports.CLICK = CLICK;
@@ -199,6 +217,7 @@ exports.CLICK = CLICK;
 /**
  * Name of event that records a marker move.
  * @const
+ * @alias Blockly.Events.MARKER_MOVE
  */
 const MARKER_MOVE = 'marker_move';
 exports.MARKER_MOVE = MARKER_MOVE;
@@ -206,6 +225,7 @@ exports.MARKER_MOVE = MARKER_MOVE;
 /**
  * Name of event that records a bubble open.
  * @const
+ * @alias Blockly.Events.BUBBLE_OPEN
  */
 const BUBBLE_OPEN = 'bubble_open';
 exports.BUBBLE_OPEN = BUBBLE_OPEN;
@@ -213,6 +233,7 @@ exports.BUBBLE_OPEN = BUBBLE_OPEN;
 /**
  * Name of event that records a trashcan open.
  * @const
+ * @alias Blockly.Events.TRASHCAN_OPEN
  */
 const TRASHCAN_OPEN = 'trashcan_open';
 exports.TRASHCAN_OPEN = TRASHCAN_OPEN;
@@ -220,6 +241,7 @@ exports.TRASHCAN_OPEN = TRASHCAN_OPEN;
 /**
  * Name of event that records a toolbox item select.
  * @const
+ * @alias Blockly.Events.TOOLBOX_ITEM_SELECT
  */
 const TOOLBOX_ITEM_SELECT = 'toolbox_item_select';
 exports.TOOLBOX_ITEM_SELECT = TOOLBOX_ITEM_SELECT;
@@ -227,6 +249,7 @@ exports.TOOLBOX_ITEM_SELECT = TOOLBOX_ITEM_SELECT;
 /**
  * Name of event that records a theme change.
  * @const
+ * @alias Blockly.Events.THEME_CHANGE
  */
 const THEME_CHANGE = 'theme_change';
 exports.THEME_CHANGE = THEME_CHANGE;
@@ -234,6 +257,7 @@ exports.THEME_CHANGE = THEME_CHANGE;
 /**
  * Name of event that records a viewport change.
  * @const
+ * @alias Blockly.Events.VIEWPORT_CHANGE
  */
 const VIEWPORT_CHANGE = 'viewport_change';
 exports.VIEWPORT_CHANGE = VIEWPORT_CHANGE;
@@ -241,6 +265,7 @@ exports.VIEWPORT_CHANGE = VIEWPORT_CHANGE;
 /**
  * Name of event that creates a comment.
  * @const
+ * @alias Blockly.Events.COMMENT_CREATE
  */
 const COMMENT_CREATE = 'comment_create';
 exports.COMMENT_CREATE = COMMENT_CREATE;
@@ -248,6 +273,7 @@ exports.COMMENT_CREATE = COMMENT_CREATE;
 /**
  * Name of event that deletes a comment.
  * @const
+ * @alias Blockly.Events.COMMENT_DELETE
  */
 const COMMENT_DELETE = 'comment_delete';
 exports.COMMENT_DELETE = COMMENT_DELETE;
@@ -255,6 +281,7 @@ exports.COMMENT_DELETE = COMMENT_DELETE;
 /**
  * Name of event that changes a comment.
  * @const
+ * @alias Blockly.Events.COMMENT_CHANGE
  */
 const COMMENT_CHANGE = 'comment_change';
 exports.COMMENT_CHANGE = COMMENT_CHANGE;
@@ -262,12 +289,14 @@ exports.COMMENT_CHANGE = COMMENT_CHANGE;
 /**
  * Name of event that moves a comment.
  * @const
+ * @alias Blockly.Events.COMMENT_MOVE
  */
 const COMMENT_MOVE = 'comment_move';
 exports.COMMENT_MOVE = COMMENT_MOVE;
 
 /**
  * Name of event that records a workspace load.
+ * @alias Blockly.Events.FINISHED_LOADING
  */
 const FINISHED_LOADING = 'finished_loading';
 exports.FINISHED_LOADING = FINISHED_LOADING;
@@ -280,6 +309,7 @@ exports.FINISHED_LOADING = FINISHED_LOADING;
  * appear connected.
  * @typedef {!BlockCreate|!BlockMove|
  * !CommentCreate|!CommentMove}
+ * @alias Blockly.Events.BumpEvent
  */
 let BumpEvent;
 exports.BumpEvent = BumpEvent;
@@ -291,6 +321,7 @@ exports.BumpEvent = BumpEvent;
  * Not to be confused with bumping so that disconnected connections do not
  * appear connected.
  * @const
+ * @alias Blockly.Events.BUMP_EVENTS
  */
 const BUMP_EVENTS = [BLOCK_CREATE, BLOCK_MOVE, COMMENT_CREATE, COMMENT_MOVE];
 exports.BUMP_EVENTS = BUMP_EVENTS;
@@ -303,6 +334,7 @@ const FIRE_QUEUE = [];
 /**
  * Create a custom event and fire it.
  * @param {!Abstract} event Custom data for event.
+ * @alias Blockly.Events.fire
  */
 const fire = function(event) {
   if (!isEnabled()) {
@@ -339,6 +371,7 @@ const fireNow = function() {
  * @param {!Array<!Abstract>} queueIn Array of events.
  * @param {boolean} forward True if forward (redo), false if backward (undo).
  * @return {!Array<!Abstract>} Array of filtered events.
+ * @alias Blockly.Events.filter
  */
 const filter = function(queueIn, forward) {
   let queue = queueIn.slice();  // Shallow copy of queue.
@@ -412,6 +445,7 @@ exports.filter = filter;
 /**
  * Modify pending undo events so that when they are fired they don't land
  * in the undo stack.  Called by Workspace.clearUndo.
+ * @alias Blockly.Events.clearPendingUndo
  */
 const clearPendingUndo = function() {
   for (let i = 0, event; (event = FIRE_QUEUE[i]); i++) {
@@ -422,6 +456,7 @@ exports.clearPendingUndo = clearPendingUndo;
 
 /**
  * Stop sending events.  Every call to this function MUST also call enable.
+ * @alias Blockly.Events.disable
  */
 const disable = function() {
   disabled++;
@@ -431,6 +466,7 @@ exports.disable = disable;
 /**
  * Start sending events.  Unless events were already disabled when the
  * corresponding call to disable was made.
+ * @alias Blockly.Events.enable
  */
 const enable = function() {
   disabled--;
@@ -440,6 +476,7 @@ exports.enable = enable;
 /**
  * Returns whether events may be fired or not.
  * @return {boolean} True if enabled.
+ * @alias Blockly.Events.isEnabled
  */
 const isEnabled = function() {
   return disabled == 0;
@@ -449,6 +486,7 @@ exports.isEnabled = isEnabled;
 /**
  * Current group.
  * @return {string} ID string.
+ * @alias Blockly.Events.getGroup
  */
 const getGroup = function() {
   return group;
@@ -459,6 +497,7 @@ exports.getGroup = getGroup;
  * Start or stop a group.
  * @param {boolean|string} state True to start new group, false to end group.
  *   String to set group explicitly.
+ * @alias Blockly.Events.setGroup
  */
 const setGroup = function(state) {
   if (typeof state == 'boolean') {
@@ -473,6 +512,7 @@ exports.setGroup = setGroup;
  * Compute a list of the IDs of the specified block and all its descendants.
  * @param {!Block} block The root block.
  * @return {!Array<string>} List of block IDs.
+ * @alias Blockly.Events.getDescendantIds
  */
 const getDescendantIds = function(block) {
   const ids = [];
@@ -491,6 +531,7 @@ exports.getDescendantIds = getDescendantIds;
  * @param {!Workspace} workspace Target workspace for event.
  * @return {!Abstract} The event represented by the JSON.
  * @throws {Error} if an event type is not found in the registry.
+ * @alias Blockly.Events.fromJson
  */
 const fromJson = function(json, workspace) {
   const eventClass = get(json.type);
@@ -509,6 +550,7 @@ exports.fromJson = fromJson;
  * @param {string} eventType The type of the event to get.
  * @return {?function(new:Abstract, ...?)} The event class with
  *     the given type or null if none exists.
+ * @alias Blockly.Events.get
  */
 const get = function(eventType) {
   return registry.getClass(registry.Type.EVENT, eventType);
@@ -521,6 +563,7 @@ exports.get = get;
  * Recommend setting the 'disable' option to 'false' in the config so that
  * users don't try to re-enable disabled orphan blocks.
  * @param {!Abstract} event Custom data for event.
+ * @alias Blockly.Events.disableOrphans
  */
 const disableOrphans = function(event) {
   if (event.type == MOVE || event.type == CREATE) {
diff --git a/core/extensions.js b/core/extensions.js
index ef4e59bf440..f956bfed56f 100644
--- a/core/extensions.js
+++ b/core/extensions.js
@@ -42,6 +42,7 @@ exports.TEST_ONLY = {allExtensions};
  * @param {Function} initFn The function to initialize an extended block.
  * @throws {Error} if the extension name is empty, the extension is already
  *     registered, or extensionFn is not a function.
+ * @alias Blockly.Extensions.register
  */
 const register = function(name, initFn) {
   if ((typeof name != 'string') || (name.trim() == '')) {
@@ -63,6 +64,7 @@ exports.register = register;
  * @param {!Object} mixinObj The values to mix in.
  * @throws {Error} if the extension name is empty or the extension is already
  *     registered.
+ * @alias Blockly.Extensions.registerMixin
  */
 const registerMixin = function(name, mixinObj) {
   if (!mixinObj || typeof mixinObj != 'object') {
@@ -86,6 +88,7 @@ exports.registerMixin = registerMixin;
  * @param {!Array<string>=} opt_blockList A list of blocks to appear in the
  *     flyout of the mutator dialog.
  * @throws {Error} if the mutation is invalid or can't be applied to the block.
+ * @alias Blockly.Extensions.registerMutator
  */
 const registerMutator = function(name, mixinObj, opt_helperFn, opt_blockList) {
   const errorPrefix = 'Error when registering mutator "' + name + '": ';
@@ -119,6 +122,7 @@ exports.registerMutator = registerMutator;
 /**
  * Unregisters the extension registered with the given name.
  * @param {string} name The name of the extension to unregister.
+ * @alias Blockly.Extensions.unregister
  */
 const unregister = function(name) {
   if (allExtensions[name]) {
@@ -137,6 +141,7 @@ exports.unregister = unregister;
  * @param {!Block} block The block to apply the named extension to.
  * @param {boolean} isMutator True if this extension defines a mutator.
  * @throws {Error} if the extension is not found.
+ * @alias Blockly.Extensions.apply
  */
 const apply = function(name, block, isMutator) {
   const extensionFn = allExtensions[name];
@@ -348,6 +353,7 @@ const mutatorPropertiesMatch = function(oldProperties, block) {
  * @param {!Object<string, string>} lookupTable The table of field values to
  *     tooltip text.
  * @return {!Function} The extension function.
+ * @alias Blockly.Extensions.buildTooltipForDropdown
  */
 const buildTooltipForDropdown = function(dropdownName, lookupTable) {
   // List of block types already validated, to minimize duplicate warnings.
@@ -430,6 +436,7 @@ const checkDropdownOptionsInTable = function(block, dropdownName, lookupTable) {
  *     %1 placeholder.
  * @param {string} fieldName The field with the replacement text.
  * @return {!Function} The extension function.
+ * @alias Blockly.Extensions.buildTooltipWithFieldText
  */
 const buildTooltipWithFieldText = function(msgTemplate, fieldName) {
   // Check the tooltip string messages for invalid references.
diff --git a/core/procedures.js b/core/procedures.js
index dbde96688cb..eec3484fd3b 100644
--- a/core/procedures.js
+++ b/core/procedures.js
@@ -40,6 +40,7 @@ goog.require('Blockly.Events.BlockChange');
 /**
  * The default argument for a procedures_mutatorarg block.
  * @type {string}
+ * @alias Blockly.Procedures.DEFAULT_ARG
  */
 const DEFAULT_ARG = 'x';
 exports.DEFAULT_ARG = DEFAULT_ARG;
@@ -51,6 +52,7 @@ exports.DEFAULT_ARG = DEFAULT_ARG;
  *    renameProcedure: function(string,string),
  *    getProcedureDef: function():!Array
  * }}
+ * @alias Blockly.Procedures.ProcedureBlock
  */
 let ProcedureBlock;
 exports.ProcedureBlock = ProcedureBlock;
@@ -62,6 +64,7 @@ exports.ProcedureBlock = ProcedureBlock;
  *     first contains procedures without return variables, the second with.
  *     Each procedure is defined by a three-element list of name, parameter
  *     list, and return value boolean.
+ * @alias Blockly.Procedures.allProcedures
  */
 const allProcedures = function(root) {
   const proceduresNoReturn =
@@ -97,6 +100,7 @@ const procTupleComparator = function(ta, tb) {
  * @param {string} name Proposed procedure name.
  * @param {!Block} block Block to disambiguate.
  * @return {string} Non-colliding name.
+ * @alias Blockly.Procedures.findLegalName
  */
 const findLegalName = function(name, block) {
   if (block.isInFlyout) {
@@ -137,6 +141,7 @@ const isLegalName = function(name, workspace, opt_exclude) {
  * @param {Block=} opt_exclude Optional block to exclude from
  *     comparisons (one doesn't want to collide with oneself).
  * @return {boolean} True if the name is used, otherwise return false.
+ * @alias Blockly.Procedures.isNameUsed
  */
 const isNameUsed = function(name, workspace, opt_exclude) {
   const blocks = workspace.getAllBlocks(false);
@@ -162,6 +167,7 @@ exports.isNameUsed = isNameUsed;
  * @param {string} name The proposed new name.
  * @return {string} The accepted name.
  * @this {Field}
+ * @alias Blockly.Procedures.rename
  */
 const rename = function(name) {
   // Strip leading and trailing whitespace.  Beyond this, all names are legal.
@@ -190,6 +196,7 @@ exports.rename = rename;
  * Construct the blocks required by the flyout for the procedure category.
  * @param {!Workspace} workspace The workspace containing procedures.
  * @return {!Array<!Element>} Array of XML block elements.
+ * @alias Blockly.Procedures.flyoutCategory
  */
 const flyoutCategory = function(workspace) {
   const xmlList = [];
@@ -297,6 +304,7 @@ const updateMutatorFlyout = function(workspace) {
  * Listens for when a procedure mutator is opened. Then it triggers a flyout
  * update and adds a mutator change listener to the mutator workspace.
  * @param {!Abstract} e The event that triggered this listener.
+ * @alias Blockly.Procedures.mutatorOpenListener
  */
 const mutatorOpenListener = function(e) {
   if (!(e.type == Events.BUBBLE_OPEN && e.bubbleType === 'mutator' &&
@@ -337,6 +345,7 @@ const mutatorChangeListener = function(e) {
  * @param {string} name Name of procedure.
  * @param {!Workspace} workspace The workspace to find callers in.
  * @return {!Array<!Block>} Array of caller blocks.
+ * @alias Blockly.Procedures.getCallers
  */
 const getCallers = function(name, workspace) {
   const callers = [];
@@ -360,6 +369,7 @@ exports.getCallers = getCallers;
  * When a procedure definition changes its parameters, find and edit all its
  * callers.
  * @param {!Block} defBlock Procedure definition block.
+ * @alias Blockly.Procedures.mutateCallers
  */
 const mutateCallers = function(defBlock) {
   const oldRecordUndo = Events.getRecordUndo();
@@ -391,6 +401,7 @@ exports.mutateCallers = mutateCallers;
  * @param {string} name Name of procedure.
  * @param {!Workspace} workspace The workspace to search.
  * @return {?Block} The procedure definition block, or null not found.
+ * @alias Blockly.Procedures.getDefinition
  */
 const getDefinition = function(name, workspace) {
   // Do not assume procedure is a top block. Some languages allow nested
diff --git a/core/serialization/priorities.js b/core/serialization/priorities.js
index 3535d518577..66efb03fd0b 100644
--- a/core/serialization/priorities.js
+++ b/core/serialization/priorities.js
@@ -23,6 +23,7 @@ goog.module.declareLegacyNamespace();
  * The priority for deserializing variables.
  * @type {number}
  * @const
+ * @alias Blockly.serialization.priorities.VARIABLES
  */
 exports.VARIABLES = 100;
 
@@ -30,5 +31,6 @@ exports.VARIABLES = 100;
  * The priority for deserializing blocks.
  * @type {number}
  * @const
+ * @alias Blockly.serialization.priorities.BLOCKS
  */
 exports.BLOCKS = 50;
diff --git a/core/tooltip.js b/core/tooltip.js
index b4f99de32ae..d0335556b24 100644
--- a/core/tooltip.js
+++ b/core/tooltip.js
@@ -34,6 +34,7 @@ const deprecation = goog.require('Blockly.utils.deprecation');
  * returns either a string, or another arbitrarily nested function which
  * eventually unwinds to a string.
  * @typedef {string|{tooltip}|function(): (string|!Function)}
+ * @alias Blockly.Tooltip.TipInfo
  */
 let TipInfo;
 exports.TipInfo = TipInfo;
@@ -41,11 +42,17 @@ exports.TipInfo = TipInfo;
 /**
  * Is a tooltip currently showing?
  * @type {boolean}
+ * @alias Blockly.Tooltip.visible
  */
 let visible = false;
 /** @deprecated September 2021 */
 exports.visible;
 
+/**
+ * Returns whether or not a tooltip is showing
+ * @returns {boolean} True if a tooltip is showing
+ * @alias Blockly.Tooltip.isVisible
+ */
 const isVisible = function() {
   return visible;
 };
@@ -70,6 +77,7 @@ let blocked = false;
 
 /**
  * Maximum width (in characters) of a tooltip.
+ * @alias Blockly.Tooltip.LIMIT
  */
 const LIMIT = 50;
 exports.LIMIT = LIMIT;
@@ -109,30 +117,35 @@ let poisonedElement = null;
 
 /**
  * Horizontal offset between mouse cursor and tooltip.
+ * @alias Blockly.Tooltip.OFFSET_X
  */
 const OFFSET_X = 0;
 exports.OFFSET_X = OFFSET_X;
 
 /**
  * Vertical offset between mouse cursor and tooltip.
+ * @alias Blockly.Tooltip.OFFSET_Y
  */
 const OFFSET_Y = 10;
 exports.OFFSET_Y = OFFSET_Y;
 
 /**
  * Radius mouse can move before killing tooltip.
+ * @alias Blockly.Tooltip.RADIUS_OK
  */
 const RADIUS_OK = 10;
 exports.RADIUS_OK = RADIUS_OK;
 
 /**
  * Delay before tooltip appears.
+ * @alias Blockly.Tooltip.HOVER_MS
  */
 const HOVER_MS = 750;
 exports.HOVER_MS = HOVER_MS;
 
 /**
  * Horizontal padding between tooltip and screen edge.
+ * @alias Blockly.Tooltip.MARGINS
  */
 const MARGINS = 5;
 exports.MARGINS = MARGINS;
@@ -140,11 +153,17 @@ exports.MARGINS = MARGINS;
 /**
  * The HTML container.  Set once by createDom.
  * @type {Element}
+ * @alias Blockly.Tooltip.DIV
  */
 let DIV = null;
 /** @deprecated September 2021 */
 exports.DIV = DIV;
 
+/**
+ * Returns the HTML tooltip container.
+ * @returns {Element} The HTML tooltip container.
+ * @alias Blockly.Tooltip.getDiv
+ */
 const getDiv = function() {
   return DIV;
 };
@@ -165,6 +184,7 @@ Object.defineProperties(exports, {
  * Returns the tooltip text for the given element.
  * @param {?Object} object The object to get the tooltip text of.
  * @return {string} The tooltip text of the element.
+ * @alias Blockly.Tooltip.getTooltipOfObject
  */
 const getTooltipOfObject = function(object) {
   const obj = getTargetObject(object);
@@ -202,6 +222,7 @@ const getTargetObject = function(obj) {
 
 /**
  * Create the tooltip div and inject it onto the page.
+ * @alias Blockly.Tooltip.createDom
  */
 const createDom = function() {
   if (DIV) {
@@ -218,6 +239,7 @@ exports.createDom = createDom;
 /**
  * Binds the required mouse events onto an SVG element.
  * @param {!Element} element SVG element onto which tooltip is to be bound.
+ * @alias Blockly.Tooltip.bindMouseEvents
  */
 const bindMouseEvents = function(element) {
   element.mouseOverWrapper_ =
@@ -235,6 +257,7 @@ exports.bindMouseEvents = bindMouseEvents;
 /**
  * Unbinds tooltip mouse events from the SVG element.
  * @param {!Element} element SVG element onto which tooltip is bound.
+ * @alias Blockly.Tooltip.unbindMouseEvents
  */
 const unbindMouseEvents = function(element) {
   if (!element) {
@@ -323,6 +346,7 @@ const onMouseMove = function(e) {
 
 /**
  * Dispose of the tooltip.
+ * @alias Blockly.Tooltip.dispose
  */
 const dispose = function() {
   element = null;
@@ -334,6 +358,7 @@ exports.dispose = dispose;
 
 /**
  * Hide the tooltip.
+ * @alias Blockly.Tooltip.hide
  */
 const hide = function() {
   if (visible) {
@@ -351,6 +376,7 @@ exports.hide = hide;
 /**
  * Hide any in-progress tooltips and block showing new tooltips until the next
  * call to unblock().
+ * @alias Blockly.Tooltip.block
  */
 const block = function() {
   hide();
@@ -362,6 +388,7 @@ exports.block = block;
 /**
  * Unblock tooltips: allow them to be scheduled and shown according to their own
  * logic.
+ * @alias Blockly.Tooltip.unblock
  */
 const unblock = function() {
   blocked = false;
diff --git a/core/utils.js b/core/utils.js
index d618a90e4d7..2c80c6b0811 100644
--- a/core/utils.js
+++ b/core/utils.js
@@ -73,6 +73,7 @@ exports.xml = xmlUtils;
  * Halts the propagation of the event without doing anything else.
  * @param {!Event} e An event.
  * @deprecated
+ * @alias Blockly.utils.noEvent
  */
 const noEvent = function(e) {
   deprecation.warn(
@@ -88,6 +89,7 @@ exports.noEvent = noEvent;
  * @param {!Event} e An event.
  * @return {boolean} True if text input.
  * @deprecated Use Blockly.browserEvents.isTargetInput instead.
+ * @alias Blockly.utils.isTargetInput
  */
 const isTargetInput = function(e) {
   deprecation.warn(
@@ -102,6 +104,7 @@ exports.isTargetInput = isTargetInput;
  * its parent.  Only for SVG elements and children (e.g. rect, g, path).
  * @param {!Element} element SVG element to find the coordinates of.
  * @return {!Coordinate} Object with .x and .y properties.
+ * @alias Blockly.utils.getRelativeXY
  */
 const getRelativeXY = function(element) {
   const xy = new Coordinate(0, 0);
@@ -146,6 +149,7 @@ exports.getRelativeXY = getRelativeXY;
  *     not a child of the div Blockly was injected into, the behaviour is
  *     undefined.
  * @return {!Coordinate} Object with .x and .y properties.
+ * @alias Blockly.utils.getInjectionDivXY_
  */
 const getInjectionDivXY = function(element) {
   let x = 0;
@@ -190,6 +194,7 @@ getRelativeXY.XY_STYLE_REGEX_ =
  * @param {!Event} e Mouse event.
  * @return {boolean} True if right-click.
  * @deprecated Use Blockly.browserEvents.isRightButton instead.
+ * @alias Blockly.utils.isRightButton
  */
 const isRightButton = function(e) {
   deprecation.warn(
@@ -207,6 +212,7 @@ exports.isRightButton = isRightButton;
  * @param {?SVGMatrix} matrix Inverted screen CTM to use.
  * @return {!SVGPoint} Object with .x and .y properties.
  * @deprecated Use Blockly.browserEvents.mouseToSvg instead;
+ * @alias Blockly.utils.mouseToSvg
  */
 const mouseToSvg = function(e, svg, matrix) {
   deprecation.warn(
@@ -222,6 +228,7 @@ exports.mouseToSvg = mouseToSvg;
  * @return {{x: number, y: number}} Scroll delta object with .x and .y
  *    properties.
  * @deprecated Use Blockly.browserEvents.getScrollDeltaPixels instead.
+ * @alias Blockly.utils.getScrollDeltaPixels
  */
 const getScrollDeltaPixels = function(e) {
   deprecation.warn(
@@ -240,6 +247,7 @@ exports.getScrollDeltaPixels = getScrollDeltaPixels;
  * @param {string} message Text which might contain string table references and
  *     interpolation tokens.
  * @return {!Array<string|number>} Array of strings and numbers.
+ * @alias Blockly.utils.tokenizeInterpolation
  */
 const tokenizeInterpolation = function(message) {
   return tokenizeInterpolation_(message, true);
@@ -253,6 +261,7 @@ exports.tokenizeInterpolation = tokenizeInterpolation;
  * @param {string|?} message Message, which may be a string that contains
  *     string table references.
  * @return {string} String with message references replaced.
+ * @alias Blockly.utils.replaceMessageReferences
  */
 const replaceMessageReferences = function(message) {
   if (typeof message != 'string') {
@@ -271,6 +280,7 @@ exports.replaceMessageReferences = replaceMessageReferences;
  * @param {string} message Text which might contain string table references.
  * @return {boolean} True if all message references have matching values.
  *     Otherwise, false.
+ * @alias Blockly.utils.checkMessageReferences
  */
 const checkMessageReferences = function(message) {
   let validSoFar = true;
@@ -434,6 +444,7 @@ const tokenizeInterpolation_ = function(message, parseInterpolationTokens) {
  * Generate a unique ID.
  * @return {string} A globally unique ID string.
  * @deprecated Use Blockly.utils.idGenerator.genUid instead.
+ * @alias Blockly.utils.genUid
  */
 const genUid = function() {
   deprecation.warn(
@@ -447,6 +458,7 @@ exports.genUid = genUid;
  * Check if 3D transforms are supported by adding an element
  * and attempting to set the property.
  * @return {boolean} True if 3D transforms are supported.
+ * @alias Blockly.utils.is3dSupported
  */
 const is3dSupported = function() {
   if (is3dSupported.cached_ !== undefined) {
@@ -498,6 +510,7 @@ exports.is3dSupported = is3dSupported;
  * Calls a function after the page has loaded, possibly immediately.
  * @param {function()} fn Function to run.
  * @throws Error Will throw if no global document can be found (e.g., Node.js).
+ * @alias Blockly.utils.runAfterPageLoad
  */
 const runAfterPageLoad = function(fn) {
   if (typeof document != 'object') {
@@ -522,6 +535,7 @@ exports.runAfterPageLoad = runAfterPageLoad;
  * scroll into account.
  * @return {!Rect} An object containing window width, height, and
  *     scroll position in window coordinates.
+ * @alias Blockly.utils.getViewportBBox
  */
 const getViewportBBox = function() {
   // Pixels, in window coordinates.
@@ -538,6 +552,7 @@ exports.getViewportBBox = getViewportBBox;
  * @param {!Array} arr Array from which to remove value.
  * @param {*} value Value to remove.
  * @return {boolean} True if an element was removed.
+ * @alias Blockly.utils.arrayRemove
  */
 const arrayRemove = function(arr, value) {
   const i = arr.indexOf(value);
@@ -554,6 +569,7 @@ exports.arrayRemove = arrayRemove;
  * Gets the document scroll distance as a coordinate object.
  * Copied from Closure's goog.dom.getDocumentScroll.
  * @return {!Coordinate} Object with values 'x' and 'y'.
+ * @alias Blockly.utils.getDocumentScroll
  */
 const getDocumentScroll = function() {
   const el = document.documentElement;
@@ -577,6 +593,7 @@ exports.getDocumentScroll = getDocumentScroll;
  *    statements (blocks that are not inside a value or statement input
  *    of the block).
  * @return {!Object} Map of types to type counts for descendants of the bock.
+ * @alias Blockly.utils.getBlockTypeCounts
  */
 const getBlockTypeCounts = function(block, opt_stripFollowing) {
   const typeCountsMap = Object.create(null);
@@ -605,6 +622,7 @@ exports.getBlockTypeCounts = getBlockTypeCounts;
  * @param {!Coordinate} screenCoordinates The screen coordinates to
  * be converted to workspace coordinates
  * @return {!Coordinate} The workspace coordinates.
+ * @alias Blockly.utils.screenToWsCoordinates
  */
 const screenToWsCoordinates = function(ws, screenCoordinates) {
   const screenX = screenCoordinates.x;
@@ -644,6 +662,7 @@ exports.screenToWsCoordinates = screenToWsCoordinates;
  * @return {{hue: ?number, hex: string}} An object containing the colour as
  *     a #RRGGBB string, and the hue if the input was an HSV hue value.
  * @throws {Error} If the colour cannot be parsed.
+ * @alias Blockly.utils.parseBlockColour
  */
 const parseBlockColour = function(colour) {
   const dereferenced =
diff --git a/core/utils/aria.js b/core/utils/aria.js
index 6d927411704..583f517866b 100644
--- a/core/utils/aria.js
+++ b/core/utils/aria.js
@@ -29,6 +29,7 @@ const ROLE_ATTRIBUTE = 'role';
  * ARIA role values.
  * Copied from Closure's goog.a11y.aria.Role
  * @enum {string}
+ * @alias Blockly.utils.aria.Role
  */
 const Role = {
   // ARIA role for an interactive control of tabular data.
@@ -74,6 +75,7 @@ exports.Role = Role;
  * ARIA states and properties.
  * Copied from Closure's goog.a11y.aria.State
  * @enum {string}
+ * @alias Blockly.utils.aria.State
  */
 const State = {
   // ARIA property for setting the currently active descendant of an element,
@@ -143,6 +145,7 @@ exports.State = State;
  *
  * @param {!Element} element DOM node to set role of.
  * @param {!Blockly.utils.aria.Role} roleName Role name.
+ * @alias Blockly.utils.aria.setRole
  */
 const setRole = function(element, roleName) {
   element.setAttribute(ROLE_ATTRIBUTE, roleName);
@@ -158,6 +161,7 @@ exports.setRole = setRole;
  *     not an extra attribute.
  * @param {string|boolean|number|!Array<string>} value Value
  * for the state attribute.
+ * @alias Blockly.utils.aria.setState
  */
 const setState = function(element, stateName, value) {
   if (Array.isArray(value)) {
diff --git a/core/utils/colour.js b/core/utils/colour.js
index acdc18a8c26..b1269031643 100644
--- a/core/utils/colour.js
+++ b/core/utils/colour.js
@@ -31,6 +31,7 @@ const internalConstants = goog.require('Blockly.internalConstants');
  * @param {string|number} str Colour in some CSS format.
  * @return {?string} A string containing a hex representation of the colour,
  *   or null if can't be parsed.
+ * @alias Blockly.utils.colour.parse
  */
 const parse = function(str) {
   str = String(str).toLowerCase().trim();
@@ -69,6 +70,7 @@ exports.parse = parse;
  * @param {number} g Amount of green, int between 0 and 255.
  * @param {number} b Amount of blue, int between 0 and 255.
  * @return {string} Hex representation of the colour.
+ * @alias Blockly.utils.colour.rgbToHex
  */
 const rgbToHex = function(r, g, b) {
   const rgb = (r << 16) | (g << 8) | b;
@@ -84,6 +86,7 @@ exports.rgbToHex = rgbToHex;
  * @param {string} colour String representing colour in any
  *     colour format ('#ff0000', 'red', '0xff000', etc).
  * @return {!Array<number>} RGB representation of the colour.
+ * @alias Blockly.utils.colour.hexToRgb
  */
 const hexToRgb = function(colour) {
   const hex = parse(colour);
@@ -106,6 +109,7 @@ exports.hexToRgb = hexToRgb;
  * @param {number} s Saturation value in [0, 1].
  * @param {number} v Brightness in [0, 255].
  * @return {string} Hex representation of the colour.
+ * @alias Blockly.utils.colour.hsvToHex
  */
 const hsvToHex = function(h, s, v) {
   let red = 0;
@@ -167,6 +171,7 @@ exports.hsvToHex = hsvToHex;
  * @param {number} factor The weight to be given to colour1 over colour2.
  *     Values should be in the range [0, 1].
  * @return {?string} Combined colour represented in hex.
+ * @alias Blockly.utils.colour.blend
  */
 const blend = function(colour1, colour2, factor) {
   const hex1 = parse(colour1);
@@ -193,6 +198,7 @@ exports.blend = blend;
  * while the values are the "hex" values.
  *
  * @type {!Object<string, string>}
+ * @alias Blockly.utils.colour.names
  */
 const names = {
   'aqua': '#00ffff',
@@ -218,6 +224,7 @@ exports.names = names;
  * Convert a hue (HSV model) into an RGB hex triplet.
  * @param {number} hue Hue on a colour wheel (0-360).
  * @return {string} RGB code, e.g. '#5ba65b'.
+ * @alias Blockly.utils.colour.hueToHex
  */
 const hueToHex = function(hue) {
   return hsvToHex(
diff --git a/core/utils/deprecation.js b/core/utils/deprecation.js
index 4edfef9a439..a6dc9b85145 100644
--- a/core/utils/deprecation.js
+++ b/core/utils/deprecation.js
@@ -27,6 +27,7 @@ goog.module('Blockly.utils.deprecation');
  *     deprecation date.
  * @param {string=} opt_use The name of a function or property to use instead,
  *     if any.
+ * @alias Blockly.utils.deprecation.warn
  */
 const warn = function(name, deprecationDate, deletionDate, opt_use) {
   let msg = name + ' was deprecated on ' + deprecationDate +
diff --git a/core/utils/dom.js b/core/utils/dom.js
index f22a1a45865..f9e5f409f23 100644
--- a/core/utils/dom.js
+++ b/core/utils/dom.js
@@ -26,25 +26,32 @@ const userAgent = goog.require('Blockly.utils.userAgent');
 /**
  * Required name space for SVG elements.
  * @const
+ * @alias Blockly.utils.dom.SVG_NS
  */
 const SVG_NS = 'http://www.w3.org/2000/svg';
+exports.SVG_NS = SVG_NS;
 
 /**
  * Required name space for HTML elements.
  * @const
+ * @alias Blockly.utils.dom.HTML_NS
  */
 const HTML_NS = 'http://www.w3.org/1999/xhtml';
+exports.HTML_NS = HTML_NS;
 
 /**
  * Required name space for XLINK elements.
  * @const
+ * @alias Blockly.utils.dom.XLINK_NS
  */
 const XLINK_NS = 'http://www.w3.org/1999/xlink';
+exports.XLINK_NS = XLINK_NS;
 
 /**
  * Node type constants.
  * https://developer.mozilla.org/en-US/docs/Web/API/Node/nodeType
  * @enum {number}
+ * @alias Blockly.utils.dom.NodeType
  */
 const NodeType = {
   ELEMENT_NODE: 1,
@@ -52,6 +59,7 @@ const NodeType = {
   COMMENT_NODE: 8,
   DOCUMENT_POSITION_CONTAINED_BY: 16
 };
+exports.NodeType = NodeType;
 
 /**
  * Temporary cache of text widths.
@@ -82,6 +90,7 @@ let canvasContext = null;
  * @return {T} Newly created SVG element.  The return type is {!SVGElement} if
  *     name is a string or a more specific type if it a member of Svg.
  * @template T
+ * @alias Blockly.utils.dom.createSvgElement
  */
 const createSvgElement = function(name, attrs, opt_parent) {
   const e = /** @type {T} */
@@ -100,6 +109,7 @@ const createSvgElement = function(name, attrs, opt_parent) {
   }
   return e;
 };
+exports.createSvgElement = createSvgElement;
 
 /**
  * Add a CSS class to a element.
@@ -107,6 +117,7 @@ const createSvgElement = function(name, attrs, opt_parent) {
  * @param {!Element} element DOM element to add class to.
  * @param {string} className Name of class to add.
  * @return {boolean} True if class was added, false if already present.
+ * @alias Blockly.utils.dom.addClass
  */
 const addClass = function(element, className) {
   let classes = element.getAttribute('class') || '';
@@ -119,12 +130,14 @@ const addClass = function(element, className) {
   element.setAttribute('class', classes + className);
   return true;
 };
+exports.addClass = addClass;
 
 /**
  * Removes multiple calsses from an element.
  * @param {!Element} element DOM element to remove classes from.
  * @param {string} classNames A string of one or multiple class names for an
  *    element.
+ * @alias Blockly.utils.dom.removeClasses
  */
 const removeClasses = function(element, classNames) {
   const classList = classNames.split(' ');
@@ -132,6 +145,7 @@ const removeClasses = function(element, classNames) {
     removeClass(element, classList[i]);
   }
 };
+exports.removeClasses = removeClasses;
 
 /**
  * Remove a CSS class from a element.
@@ -139,6 +153,7 @@ const removeClasses = function(element, classNames) {
  * @param {!Element} element DOM element to remove class from.
  * @param {string} className Name of class to remove.
  * @return {boolean} True if class was removed, false if never present.
+ * @alias Blockly.utils.dom.removeClass
  */
 const removeClass = function(element, className) {
   const classes = element.getAttribute('class');
@@ -159,6 +174,7 @@ const removeClass = function(element, className) {
   }
   return true;
 };
+exports.removeClass = removeClass;
 
 /**
  * Checks if an element has the specified CSS class.
@@ -166,27 +182,32 @@ const removeClass = function(element, className) {
  * @param {!Element} element DOM element to check.
  * @param {string} className Name of class to check.
  * @return {boolean} True if class exists, false otherwise.
+ * @alias Blockly.utils.dom.hasClass
  */
 const hasClass = function(element, className) {
   const classes = element.getAttribute('class');
   return (' ' + classes + ' ').indexOf(' ' + className + ' ') != -1;
 };
+exports.hasClass = hasClass;
 
 /**
  * Removes a node from its parent. No-op if not attached to a parent.
  * @param {?Node} node The node to remove.
  * @return {?Node} The node removed if removed; else, null.
+ * @alias Blockly.utils.dom.removeNode
  */
 // Copied from Closure goog.dom.removeNode
 const removeNode = function(node) {
   return node && node.parentNode ? node.parentNode.removeChild(node) : null;
 };
+exports.removeNode = removeNode;
 
 /**
  * Insert a node after a reference node.
  * Contrast with node.insertBefore function.
  * @param {!Element} newNode New element to insert.
  * @param {!Element} refNode Existing element to precede new node.
+ * @alias Blockly.utils.dom.insertAfter
  */
 const insertAfter = function(newNode, refNode) {
   const siblingNode = refNode.nextSibling;
@@ -200,18 +221,21 @@ const insertAfter = function(newNode, refNode) {
     parentNode.appendChild(newNode);
   }
 };
+exports.insertAfter = insertAfter;
 
 /**
  * Whether a node contains another node.
  * @param {!Node} parent The node that should contain the other node.
  * @param {!Node} descendant The node to test presence of.
  * @return {boolean} Whether the parent node contains the descendant node.
+ * @alias Blockly.utils.dom.containsNode
  */
 const containsNode = function(parent, descendant) {
   return !!(
       parent.compareDocumentPosition(descendant) &
       NodeType.DOCUMENT_POSITION_CONTAINED_BY);
 };
+exports.containsNode = containsNode;
 
 /**
  * Sets the CSS transform property on an element. This function sets the
@@ -219,15 +243,18 @@ const containsNode = function(parent, descendant) {
  * with older browsers. See https://caniuse.com/#feat=transforms2d
  * @param {!Element} element Element to which the CSS transform will be applied.
  * @param {string} transform The value of the CSS `transform` property.
+ * @alias Blockly.utils.dom.setCssTransform
  */
 const setCssTransform = function(element, transform) {
   element.style['transform'] = transform;
   element.style['-webkit-transform'] = transform;
 };
+exports.setCssTransform = setCssTransform;
 
 /**
  * Start caching text widths. Every call to this function MUST also call
  * stopTextWidthCache. Caches must not survive between execution threads.
+ * @alias Blockly.utils.dom.startTextWidthCache
  */
 const startTextWidthCache = function() {
   cacheReference++;
@@ -235,10 +262,12 @@ const startTextWidthCache = function() {
     cacheWidths = Object.create(null);
   }
 };
+exports.startTextWidthCache = startTextWidthCache;
 
 /**
  * Stop caching field widths. Unless caching was already on when the
  * corresponding call to startTextWidthCache was made.
+ * @alias Blockly.utils.dom.stopTextWidthCache
  */
 const stopTextWidthCache = function() {
   cacheReference--;
@@ -246,11 +275,13 @@ const stopTextWidthCache = function() {
     cacheWidths = null;
   }
 };
+exports.stopTextWidthCache = stopTextWidthCache;
 
 /**
  * Gets the width of a text element, caching it in the process.
  * @param {!Element} textElement An SVG 'text' element.
  * @return {number} Width of element.
+ * @alias Blockly.utils.dom.getTextWidth
  */
 const getTextWidth = function(textElement) {
   const key = textElement.textContent + '\n' + textElement.className.baseVal;
@@ -285,6 +316,7 @@ const getTextWidth = function(textElement) {
   }
   return width;
 };
+exports.getTextWidth = getTextWidth;
 
 /**
  * Gets the width of a text element using a faster method than `getTextWidth`.
@@ -295,12 +327,14 @@ const getTextWidth = function(textElement) {
  * @param {string} fontWeight The font weight to use.
  * @param {string} fontFamily The font family to use.
  * @return {number} Width of element.
+ * @alias Blockly.utils.dom.getFastTextWidth
  */
 const getFastTextWidth = function(
     textElement, fontSize, fontWeight, fontFamily) {
   return getFastTextWidthWithSizeString(
       textElement, fontSize + 'pt', fontWeight, fontFamily);
 };
+exports.getFastTextWidth = getFastTextWidth;
 
 /**
  * Gets the width of a text element using a faster method than `getTextWidth`.
@@ -313,6 +347,7 @@ const getFastTextWidth = function(
  * @param {string} fontWeight The font weight to use.
  * @param {string} fontFamily The font family to use.
  * @return {number} Width of element.
+ * @alias Blockly.utils.dom.getFastTextWidthWithSizeString
  */
 const getFastTextWidthWithSizeString = function(
     textElement, fontSize, fontWeight, fontFamily) {
@@ -351,6 +386,7 @@ const getFastTextWidthWithSizeString = function(
   }
   return width;
 };
+exports.getFastTextWidthWithSizeString = getFastTextWidthWithSizeString;
 
 /**
  * Measure a font's metrics. The height and baseline values.
@@ -359,6 +395,7 @@ const getFastTextWidthWithSizeString = function(
  * @param {string} fontWeight The font weight to use.
  * @param {string} fontFamily The font family to use.
  * @return {{height: number, baseline: number}} Font measurements.
+ * @alias Blockly.utils.dom.measureFontMetrics
  */
 const measureFontMetrics = function(text, fontSize, fontWeight, fontFamily) {
   const span = document.createElement('span');
@@ -386,25 +423,4 @@ const measureFontMetrics = function(text, fontSize, fontWeight, fontFamily) {
   }
   return result;
 };
-
-exports = {
-  SVG_NS,
-  HTML_NS,
-  XLINK_NS,
-  NodeType,
-  createSvgElement,
-  addClass,
-  removeClasses,
-  removeClass,
-  hasClass,
-  removeNode,
-  insertAfter,
-  containsNode,
-  setCssTransform,
-  startTextWidthCache,
-  stopTextWidthCache,
-  getTextWidth,
-  getFastTextWidth,
-  getFastTextWidthWithSizeString,
-  measureFontMetrics,
-};
+exports.measureFontMetrics = measureFontMetrics;
diff --git a/core/utils/idgenerator.js b/core/utils/idgenerator.js
index 5c8c61b0803..fcd04abc13c 100644
--- a/core/utils/idgenerator.js
+++ b/core/utils/idgenerator.js
@@ -39,6 +39,7 @@ let nextId = 0;
  * primarily be used for IDs that end up in the DOM.
  *
  * @return {string} The next unique identifier.
+ * @alias Blockly.utils.idGenerator.getNextUniqueId
  */
 const getNextUniqueId = function() {
   return 'blockly-' + (nextId++).toString(36);
@@ -74,6 +75,7 @@ internal.genUid = function() {
  * Generate a random unique ID.
  * @see internal.genUid
  * @return {string} A globally unique ID string.
+ * @alias Blockly.utils.idGenerator.genUid
  */
 const genUid = function() {
   return internal.genUid();
diff --git a/core/utils/keycodes.js b/core/utils/keycodes.js
index 1501fa2ac88..ce7beed2925 100644
--- a/core/utils/keycodes.js
+++ b/core/utils/keycodes.js
@@ -28,6 +28,7 @@ goog.module('Blockly.utils.KeyCodes');
  * correct for non US keyboard layouts. See comments below.
  *
  * @enum {number}
+ * @alias Blockly.utils.KeyCodes
  */
 const KeyCodes = {
   WIN_KEY_FF_LINUX: 0,
diff --git a/core/utils/math.js b/core/utils/math.js
index c54f6fb0f0b..7140ae89356 100644
--- a/core/utils/math.js
+++ b/core/utils/math.js
@@ -24,6 +24,7 @@ goog.module('Blockly.utils.math');
  * Copied from Closure's goog.math.toRadians.
  * @param {number} angleDegrees Angle in degrees.
  * @return {number} Angle in radians.
+ * @alias Blockly.utils.math.toRadians
  */
 const toRadians = function(angleDegrees) {
   return angleDegrees * Math.PI / 180;
@@ -35,6 +36,7 @@ exports.toRadians = toRadians;
  * Copied from Closure's goog.math.toDegrees.
  * @param {number} angleRadians Angle in radians.
  * @return {number} Angle in degrees.
+ * @alias Blockly.utils.math.toDegrees
  */
 const toDegrees = function(angleRadians) {
   return angleRadians * 180 / Math.PI;
@@ -47,6 +49,7 @@ exports.toDegrees = toDegrees;
  * @param {number} number The number to clamp.
  * @param {number} upperBound The desired upper bound.
  * @return {number} The clamped number.
+ * @alias Blockly.utils.math.clamp
  */
 const clamp = function(lowerBound, number, upperBound) {
   if (upperBound < lowerBound) {
diff --git a/core/utils/object.js b/core/utils/object.js
index bb56d11fd70..3e179583960 100644
--- a/core/utils/object.js
+++ b/core/utils/object.js
@@ -22,6 +22,7 @@ goog.module('Blockly.utils.object');
  * @param {!Function} childCtor Child class.
  * @param {!Function} parentCtor Parent class.
  * @suppress {strictMissingProperties} superClass_ is not defined on Function.
+ * @alias Blockly.utils.object.inherits
  */
 const inherits = function(childCtor, parentCtor) {
   // Set a .superClass_ property so that methods can call parent methods
@@ -45,6 +46,7 @@ exports.inherits = inherits;
  * Copies all the members of a source object to a target object.
  * @param {!Object} target Target.
  * @param {!Object} source Source.
+ * @alias Blockly.utils.object.mixin
  */
 const mixin = function(target, source) {
   for (const x in source) {
@@ -58,6 +60,7 @@ exports.mixin = mixin;
  * @param {!Object} target Target.
  * @param {!Object} source Source.
  * @return {!Object} The resulting object.
+ * @alias Blockly.utils.object.deepMerge
  */
 const deepMerge = function(target, source) {
   for (const x in source) {
@@ -75,6 +78,7 @@ exports.deepMerge = deepMerge;
  * Returns an array of a given object's own enumerable property values.
  * @param {!Object} obj Object containing values.
  * @return {!Array} Array of values.
+ * @alias Blockly.utils.object.values
  */
 const values = function(obj) {
   if (Object.values) {
diff --git a/core/utils/string.js b/core/utils/string.js
index f65673f098e..f283b982f9a 100644
--- a/core/utils/string.js
+++ b/core/utils/string.js
@@ -25,6 +25,7 @@ goog.module('Blockly.utils.string');
  * @param {string} str The string to check.
  * @param {string} prefix A string to look for at the start of `str`.
  * @return {boolean} True if `str` begins with `prefix`.
+ * @alias Blockly.utils.string.startsWith
  */
 const startsWith = function(str, prefix) {
   return str.lastIndexOf(prefix, 0) == 0;
@@ -35,6 +36,7 @@ exports.startsWith = startsWith;
  * Given an array of strings, return the length of the shortest one.
  * @param {!Array<string>} array Array of strings.
  * @return {number} Length of shortest string.
+ * @alias Blockly.utils.string.shortestStringLength
  */
 const shortestStringLength = function(array) {
   if (!array.length) {
@@ -54,6 +56,7 @@ exports.shortestStringLength = shortestStringLength;
  * @param {!Array<string>} array Array of strings.
  * @param {number=} opt_shortest Length of shortest string.
  * @return {number} Length of common prefix.
+ * @alias Blockly.utils.string.commonWordPrefix
  */
 const commonWordPrefix = function(array, opt_shortest) {
   if (!array.length) {
@@ -91,6 +94,7 @@ exports.commonWordPrefix = commonWordPrefix;
  * @param {!Array<string>} array Array of strings.
  * @param {number=} opt_shortest Length of shortest string.
  * @return {number} Length of common suffix.
+ * @alias Blockly.utils.string.commonWordSuffix
  */
 const commonWordSuffix = function(array, opt_shortest) {
   if (!array.length) {
@@ -127,6 +131,7 @@ exports.commonWordSuffix = commonWordSuffix;
  * @param {string} text Text to wrap.
  * @param {number} limit Width to wrap each line.
  * @return {string} Wrapped text.
+ * @alias Blockly.utils.string.wrap
  */
 const wrap = function(text, limit) {
   const lines = text.split('\n');
diff --git a/core/utils/style.js b/core/utils/style.js
index 13d05e752f4..fac432edba8 100644
--- a/core/utils/style.js
+++ b/core/utils/style.js
@@ -27,6 +27,7 @@ const Size = goog.require('Blockly.utils.Size');
  * Similar to Closure's goog.style.getSize
  * @param {!Element} element Element to get size of.
  * @return {!Size} Object with width/height properties.
+ * @alias Blockly.utils.style.getSize
  */
 const getSize = function(element) {
   if (getStyle(element, 'display') != 'none') {
@@ -94,6 +95,7 @@ const getStyle = function(element, style) {
  * @param {!Element} element Element to get style of.
  * @param {string} property Property to get (camel-case).
  * @return {string} Style value.
+ * @alias Blockly.utils.style.getComputedStyle
  */
 const getComputedStyle = function(element, property) {
   if (document.defaultView && document.defaultView.getComputedStyle) {
@@ -118,6 +120,7 @@ exports.getComputedStyle = getComputedStyle;
  * @param {!Element} element Element to get style of.
  * @param {string} style Property to get (camel-case).
  * @return {string} Style value.
+ * @alias Blockly.utils.style.getCascadedStyle
  */
 const getCascadedStyle = function(element, style) {
   return /** @type {string} */ (
@@ -130,6 +133,7 @@ exports.getCascadedStyle = getCascadedStyle;
  * Similar to Closure's goog.style.getPageOffset
  * @param {!Element} el Element to get the page offset for.
  * @return {!Coordinate} The page offset.
+ * @alias Blockly.utils.style.getPageOffset
  */
 const getPageOffset = function(el) {
   const pos = new Coordinate(0, 0);
@@ -152,6 +156,7 @@ exports.getPageOffset = getPageOffset;
  * Calculates the viewport coordinates relative to the document.
  * Similar to Closure's goog.style.getViewportPageOffset
  * @return {!Coordinate} The page offset of the viewport.
+ * @alias Blockly.utils.style.getViewportPageOffset
  */
 const getViewportPageOffset = function() {
   const body = document.body;
@@ -173,6 +178,7 @@ exports.getViewportPageOffset = getViewportPageOffset;
  * @param {!Element} el Element to show or hide.
  * @param {*} isShown True to render the element in its default style,
  *     false to disable rendering the element.
+ * @alias Blockly.utils.style.setElementShown
  */
 const setElementShown = function(el, isShown) {
   el.style.display = isShown ? '' : 'none';
@@ -185,6 +191,7 @@ exports.setElementShown = setElementShown;
  *
  * @param {!Element} el The element to test.
  * @return {boolean} True for right to left, false for left to right.
+ * @alias Blockly.utils.style.isRightToLeft
  */
 const isRightToLeft = function(el) {
   return 'rtl' == getStyle(el, 'direction');
@@ -196,6 +203,7 @@ exports.isRightToLeft = isRightToLeft;
  * Copied from Closure's goog.style.getBorderBox
  * @param {!Element} element  The element to get the border widths for.
  * @return {!Object} The computed border widths.
+ * @alias Blockly.utils.style.getBorderBox
  */
 const getBorderBox = function(element) {
   const left = getComputedStyle(element, 'borderLeftWidth');
@@ -224,6 +232,7 @@ exports.getBorderBox = getBorderBox;
  *     document scroll element will be used.
  * @param {boolean=} opt_center Whether to center the element in the container.
  *     Defaults to false.
+ * @alias Blockly.utils.style.scrollIntoContainerView
  */
 const scrollIntoContainerView = function(element, container, opt_center) {
   const offset = getContainerOffsetToScrollInto(element, container, opt_center);
@@ -246,6 +255,7 @@ exports.scrollIntoContainerView = scrollIntoContainerView;
  *     Defaults to false.
  * @return {!Coordinate} The new scroll position of the container,
  *     in form of goog.math.Coordinate(scrollLeft, scrollTop).
+ * @alias Blockly.utils.style.getContainerOffsetToScrollInto
  */
 const getContainerOffsetToScrollInto = function(element, container, opt_center) {
   // Absolute position of the element's border's top left corner.
diff --git a/core/utils/svg_paths.js b/core/utils/svg_paths.js
index a1f9bf2e855..bf4c1b2ca2f 100644
--- a/core/utils/svg_paths.js
+++ b/core/utils/svg_paths.js
@@ -26,6 +26,7 @@ goog.module('Blockly.utils.svgPaths');
  * @param {number} x The x coordinate.
  * @param {number} y The y coordinate.
  * @return {string} A string of the format ' x,y '
+ * @alias Blockly.utils.svgPaths.point
  */
 const point = function(x, y) {
   return ' ' + x + ',' + y + ' ';
@@ -43,6 +44,7 @@ exports.point = point;
  *     the format ' x, y '.
  * @return {string} A string defining one or more Bezier curves.  See the MDN
  *     documentation for exact format.
+ * @alias Blockly.utils.svgPaths.curve
  */
 const curve = function(command, points) {
   return ' ' + command + points.join('');
@@ -57,6 +59,7 @@ exports.curve = curve;
  * @param {number} x The absolute x coordinate.
  * @param {number} y The absolute y coordinate.
  * @return {string} A string of the format ' M x,y '
+ * @alias Blockly.utils.svgPaths.moveTo
  */
 const moveTo = function(x, y) {
   return ' M ' + x + ',' + y + ' ';
@@ -71,6 +74,7 @@ exports.moveTo = moveTo;
  * @param {number} dx The relative x coordinate.
  * @param {number} dy The relative y coordinate.
  * @return {string} A string of the format ' m dx,dy '
+ * @alias Blockly.utils.svgPaths.moveBy
  */
 const moveBy = function(dx, dy) {
   return ' m ' + dx + ',' + dy + ' ';
@@ -85,6 +89,7 @@ exports.moveBy = moveBy;
  * @param {number} dx The relative x coordinate.
  * @param {number} dy The relative y coordinate.
  * @return {string} A string of the format ' l dx,dy '
+ * @alias Blockly.utils.svgPaths.lineTo
  */
 const lineTo = function(dx, dy) {
   return ' l ' + dx + ',' + dy + ' ';
@@ -100,6 +105,7 @@ exports.lineTo = lineTo;
  *     draw lines to, in order.  The points are represented as strings of the
  *     format ' dx,dy '.
  * @return {string} A string of the format ' l (dx,dy)+ '
+ * @alias Blockly.utils.svgPaths.line
  */
 const line = function(points) {
   return ' l' + points.join('');
@@ -117,6 +123,7 @@ exports.line = line;
  * @param {number} val The coordinate to pass to the command.  It may be
  *     absolute or relative.
  * @return {string} A string of the format ' command val '
+ * @alias Blockly.utils.svgPaths.lineOnAxis
  */
 const lineOnAxis = function(command, val) {
   return ' ' + command + ' ' + val + ' ';
@@ -135,6 +142,7 @@ exports.lineOnAxis = lineOnAxis;
  *     specified either in absolute or relative coordinates depending on the
  *     command.
  * @return {string} A string of the format 'command radius radius flags point'
+ * @alias Blockly.utils.svgPaths.arc
  */
 const arc = function(command, flags, radius, point) {
   return command + ' ' + radius + ' ' + radius + ' ' + flags + point;
diff --git a/core/utils/toolbox.js b/core/utils/toolbox.js
index 3c26205b865..0be8b17154b 100644
--- a/core/utils/toolbox.js
+++ b/core/utils/toolbox.js
@@ -47,6 +47,7 @@ const userAgent = goog.require('Blockly.utils.userAgent');
  *            inputs: (!Object<string, !ConnectionState>|undefined),
  *            next: (!ConnectionState|undefined)
  *          }}
+ * @alias Blockly.utils.toolbox.BlockInfo
  */
 let BlockInfo;
 exports.BlockInfo = BlockInfo;
@@ -59,6 +60,7 @@ exports.BlockInfo = BlockInfo;
  *            gap:(number|undefined),
  *            cssconfig:(!ToolboxSeparator.CssConfig|undefined)
  *          }}
+ * @alias Blockly.utils.toolbox.SeparatorInfo
  */
 let SeparatorInfo;
 exports.SeparatorInfo = SeparatorInfo;
@@ -70,6 +72,7 @@ exports.SeparatorInfo = SeparatorInfo;
  *            text:string,
  *            callbackkey:string
  *          }}
+ * @alias Blockly.utils.toolbox.ButtonInfo
  */
 let ButtonInfo;
 exports.ButtonInfo = ButtonInfo;
@@ -81,6 +84,7 @@ exports.ButtonInfo = ButtonInfo;
  *            text:string,
  *            id:(string|undefined)
  *          }}
+ * @alias Blockly.utils.toolbox.LabelInfo
  */
 let LabelInfo;
 exports.LabelInfo = LabelInfo;
@@ -89,6 +93,7 @@ exports.LabelInfo = LabelInfo;
  * The information needed to create either a button or a label in the flyout.
  * @typedef {ButtonInfo|
  *           LabelInfo}
+ * @alias Blockly.utils.toolbox.ButtonOrLabelInfo
  */
 let ButtonOrLabelInfo;
 exports.ButtonOrLabelInfo = ButtonOrLabelInfo;
@@ -105,6 +110,7 @@ exports.ButtonOrLabelInfo = ButtonOrLabelInfo;
  *            cssconfig:(!ToolboxCategory.CssConfig|undefined),
  *            hidden:(string|undefined)
  *          }}
+ * @alias Blockly.utils.toolbox.StaticCategoryInfo
  */
 let StaticCategoryInfo;
 exports.StaticCategoryInfo = StaticCategoryInfo;
@@ -120,6 +126,7 @@ exports.StaticCategoryInfo = StaticCategoryInfo;
  *            cssconfig:(!ToolboxCategory.CssConfig|undefined),
  *            hidden:(string|undefined)
  *          }}
+ * @alias Blockly.utils.toolbox.DynamicCategoryInfo
  */
 let DynamicCategoryInfo;
 exports.DynamicCategoryInfo = DynamicCategoryInfo;
@@ -128,6 +135,7 @@ exports.DynamicCategoryInfo = DynamicCategoryInfo;
  * The information needed to create either a dynamic or static category.
  * @typedef {StaticCategoryInfo|
  *           DynamicCategoryInfo}
+ * @alias Blockly.utils.toolbox.CategoryInfo
  */
 let CategoryInfo;
 exports.CategoryInfo = CategoryInfo;
@@ -136,6 +144,7 @@ exports.CategoryInfo = CategoryInfo;
  * Any information that can be used to create an item in the toolbox.
  * @typedef {FlyoutItemInfo|
  *           StaticCategoryInfo}
+ * @alias Blockly.utils.toolbox.ToolboxItemInfo
  */
 let ToolboxItemInfo;
 exports.ToolboxItemInfo = ToolboxItemInfo;
@@ -147,6 +156,7 @@ exports.ToolboxItemInfo = ToolboxItemInfo;
  *           ButtonInfo|
  *           LabelInfo|
  *           DynamicCategoryInfo}
+ * @alias Blockly.utils.toolbox.FlyoutItemInfo
  */
 let FlyoutItemInfo;
 exports.FlyoutItemInfo = FlyoutItemInfo;
@@ -157,6 +167,7 @@ exports.FlyoutItemInfo = FlyoutItemInfo;
  *            kind:(string|undefined),
  *            contents:!Array<!ToolboxItemInfo>
  *          }}
+ * @alias Blockly.utils.toolbox.ToolboxInfo
  */
 let ToolboxInfo;
 exports.ToolboxInfo = ToolboxInfo;
@@ -166,6 +177,7 @@ exports.ToolboxInfo = ToolboxInfo;
  * @typedef {
  *            Array<!FlyoutItemInfo>
  *          }
+ * @alias Blockly.utils.toolbox.FlyoutItemInfoArray
  */
 let FlyoutItemInfoArray;
 exports.FlyoutItemInfoArray = FlyoutItemInfoArray;
@@ -175,6 +187,7 @@ exports.FlyoutItemInfoArray = FlyoutItemInfoArray;
  * @typedef {Node|
  *           ToolboxInfo|
  *           string}
+ * @alias Blockly.utils.toolbox.ToolboxDefinition
  */
 let ToolboxDefinition;
 exports.ToolboxDefinition = ToolboxDefinition;
@@ -185,6 +198,7 @@ exports.ToolboxDefinition = ToolboxDefinition;
  *           NodeList|
  *           ToolboxInfo|
  *           Array<!Node>}
+ * @alias Blockly.utils.toolbox.FlyoutDefinition
  */
 let FlyoutDefinition;
 exports.FlyoutDefinition = FlyoutDefinition;
@@ -208,6 +222,7 @@ const FLYOUT_TOOLBOX_KIND = 'flyoutToolbox';
 /**
  * Position of the toolbox and/or flyout relative to the workspace.
  * @enum {number}
+ * @alias Blockly.utils.toolbox.Position
  */
 const Position = {
   TOP: 0,
@@ -223,6 +238,7 @@ exports.Position = Position;
  *     of the toolbox in one of its many forms.
  * @return {?ToolboxInfo} Object holding information
  *     for creating a toolbox.
+ * @alias Blockly.utils.toolbox.convertToolboxDefToJson
  */
 const convertToolboxDefToJson = function(toolboxDef) {
   if (!toolboxDef) {
@@ -270,6 +286,7 @@ const validateToolbox = function(toolboxJson) {
  * @param {?FlyoutDefinition} flyoutDef The definition of
  *    the flyout in one of its many forms.
  * @return {!FlyoutItemInfoArray} A list of flyout items.
+ * @alias Blockly.utils.toolbox.convertFlyoutDefToJsonArray
  */
 const convertFlyoutDefToJsonArray = function(flyoutDef) {
   if (!flyoutDef) {
@@ -296,6 +313,7 @@ exports.convertFlyoutDefToJsonArray = convertFlyoutDefToJsonArray;
  * @param {?ToolboxInfo} toolboxJson Object holding
  *     information for creating a toolbox.
  * @return {boolean} True if the toolbox has categories.
+ * @alias Blockly.utils.toolbox.hasCategories
  */
 const hasCategories = function(toolboxJson) {
   if (!toolboxJson) {
@@ -320,6 +338,7 @@ exports.hasCategories = hasCategories;
  * @param {!CategoryInfo} categoryInfo Object holing
  *    information for creating a category.
  * @return {boolean} True if the category has subcategories.
+ * @alias Blockly.utils.toolbox.isCategoryCollapsible
  */
 const isCategoryCollapsible = function(categoryInfo) {
   if (!categoryInfo || !categoryInfo['contents']) {
@@ -412,6 +431,7 @@ const addAttributes = function(node, obj) {
  * @param {?Node|?string} toolboxDef DOM tree of blocks, or text representation
  *    of same.
  * @return {?Node} DOM tree of blocks, or null.
+ * @alias Blockly.utils.toolbox.parseToolboxTree
  */
 const parseToolboxTree = function(toolboxDef) {
   if (toolboxDef) {
diff --git a/core/utils/useragent.js b/core/utils/useragent.js
index ab7cf1480cd..ca78461eb5e 100644
--- a/core/utils/useragent.js
+++ b/core/utils/useragent.js
@@ -111,44 +111,72 @@ isTablet = isIPad || (isAndroid && !has('Mobile')) || has('Silk');
 isMobile = !isTablet && (isIPod || isIPhone || isAndroid || has('IEMobile'));
 })((globalThis['navigator'] && globalThis['navigator']['userAgent']) || '');
 
-/** @const {string} */
+/** @const {string}
+ * @alias Blockly.utils.userAgent.raw
+ */
 exports.raw = rawUserAgent;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.IE
+ */
 exports.IE = isIe;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.EDGE
+ */
 exports.EDGE = isEdge;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.JavaFx
+ */
 exports.JavaFx = isJavaFx;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.CHROME
+ */
 exports.CHROME = isChrome;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.WEBKIT
+ */
 exports.WEBKIT = isWebKit;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.GECKO
+ */
 exports.GECKO = isGecko;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.ANDROID
+ */
 exports.ANDROID = isAndroid;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.IPAD
+ */
 exports.IPAD = isIPad;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.IPOD
+ */
 exports.IPOD = isIPod;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.IPHONE
+ */
 exports.IPHONE = isIPhone;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.MAC
+ */
 exports.MAC = isMac;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.TABLET
+ */
 exports.TABLET = isTablet;
 
-/** @const {boolean} */
+/** @const {boolean}
+ * @alias Blockly.utils.userAgent.MOBILE
+ */
 exports.MOBILE = isMobile;
diff --git a/core/utils/xml.js b/core/utils/xml.js
index af3043de2a9..b43ac093017 100644
--- a/core/utils/xml.js
+++ b/core/utils/xml.js
@@ -23,6 +23,7 @@ const {globalThis} = goog.require('Blockly.utils.global');
 
 /**
  * Namespace for Blockly's XML.
+ * @alias Blockly.utils.xml.NAME_SPACE
  */
 const NAME_SPACE = 'https://developers.google.com/blockly/xml';
 exports.NAME_SPACE = NAME_SPACE;
@@ -39,6 +40,7 @@ let xmlDocument = globalThis.document;
 /**
  * Get the document object to use for XML serialization.
  * @return {!Document} The document object.
+ * @alias Blockly.utils.xml.getDocument
  */
 const getDocument = function() {
   return xmlDocument;
@@ -48,6 +50,7 @@ exports.getDocument = getDocument;
 /**
  * Get the document object to use for XML serialization.
  * @param {!Document} document The document object to use.
+ * @alias Blockly.utils.xml.setDocument
  */
 const setDocument = function(document) {
   xmlDocument = document;
@@ -58,6 +61,7 @@ exports.setDocument = setDocument;
  * Create DOM element for XML.
  * @param {string} tagName Name of DOM element.
  * @return {!Element} New DOM element.
+ * @alias Blockly.utils.xml.createElement
  */
 const createElement = function(tagName) {
   return xmlDocument.createElementNS(NAME_SPACE, tagName);
@@ -68,6 +72,7 @@ exports.createElement = createElement;
  * Create text element for XML.
  * @param {string} text Text content.
  * @return {!Text} New DOM text node.
+ * @alias Blockly.utils.xml.createTextNode
  */
 const createTextNode = function(text) {
   return xmlDocument.createTextNode(text);
@@ -79,6 +84,7 @@ exports.createTextNode = createTextNode;
  * @param {string} text XML string.
  * @return {Document} The DOM document.
  * @throws if XML doesn't parse.
+ * @alias Blockly.utils.xml.textToDomDocument
  */
 const textToDomDocument = function(text) {
   const oParser = new DOMParser();
@@ -91,6 +97,7 @@ exports.textToDomDocument = textToDomDocument;
  * Currently the text format is fairly ugly: all one line with no whitespace.
  * @param {!Node} dom A tree of XML nodes.
  * @return {string} Text representation.
+ * @alias Blockly.utils.xml.domToText
  */
 const domToText = function(dom) {
   const oSerializer = new XMLSerializer();
diff --git a/core/variables.js b/core/variables.js
index 311ea8ea9eb..575793105ad 100644
--- a/core/variables.js
+++ b/core/variables.js
@@ -34,6 +34,7 @@ const utilsXml = goog.require('Blockly.utils.xml');
  * call Workspace.getAllVariables.
  * @param {!Workspace} ws The workspace to search for variables.
  * @return {!Array<!VariableModel>} Array of variable models.
+ * @alias Blockly.Variables.allUsedVarModels
  */
 const allUsedVarModels = function(ws) {
   const blocks = ws.getAllBlocks(false);
@@ -74,6 +75,7 @@ const ALL_DEVELOPER_VARS_WARNINGS_BY_BLOCK_TYPE = {};
  * For use by generators.
  * @param {!Workspace} workspace The workspace to search.
  * @return {!Array<string>} A list of non-duplicated variable names.
+ * @alias Blockly.Variables.allDeveloperVariables
  */
 const allDeveloperVariables = function(workspace) {
   const blocks = workspace.getAllBlocks(false);
@@ -109,6 +111,7 @@ exports.allDeveloperVariables = allDeveloperVariables;
  * variable category.
  * @param {!Workspace} workspace The workspace containing variables.
  * @return {!Array<!Element>} Array of XML elements.
+ * @alias Blockly.Variables.flyoutCategory
  */
 const flyoutCategory = function(workspace) {
   let xmlList = [];
@@ -132,6 +135,7 @@ exports.flyoutCategory = flyoutCategory;
  * Construct the blocks required by the flyout for the variable category.
  * @param {!Workspace} workspace The workspace containing variables.
  * @return {!Array<!Element>} Array of XML block elements.
+ * @alias Blockly.Variables.flyoutCategoryBlocks
  */
 const flyoutCategoryBlocks = function(workspace) {
   const variableModelList = workspace.getVariablesOfType('');
@@ -177,6 +181,9 @@ const flyoutCategoryBlocks = function(workspace) {
 };
 exports.flyoutCategoryBlocks = flyoutCategoryBlocks;
 
+/**
+ * @alias Blockly.Variables.VAR_LETTER_OPTIONS
+ */
 const VAR_LETTER_OPTIONS = 'ijkmnopqrstuvwxyzabcdefgh';  // No 'l'.
 exports.VAR_LETTER_OPTIONS = VAR_LETTER_OPTIONS;
 
@@ -187,11 +194,13 @@ exports.VAR_LETTER_OPTIONS = VAR_LETTER_OPTIONS;
  * then 'i2' to 'z2' etc.  Skip 'l'.
  * @param {!Workspace} workspace The workspace to be unique in.
  * @return {string} New variable name.
+ * @alias Blockly.Variables.generateUniqueName
  */
-exports.generateUniqueName = function(workspace) {
+const generateUniqueName = function(workspace) {
   return generateUniqueNameFromOptions(
       VAR_LETTER_OPTIONS.charAt(0), workspace.getAllVariableNames());
 };
+exports.generateUniqueName = generateUniqueName;
 
 /**
  * Returns a unique name that is not present in the usedNames array. This
@@ -200,6 +209,7 @@ exports.generateUniqueName = function(workspace) {
  * @param {string} startChar The character to start the search at.
  * @param {!Array<string>} usedNames A list of all of the used names.
  * @return {string} A unique name that is not present in the usedNames array.
+ * @alias Blockly.Variables.generateUniqueNameFromOptions
  */
 const generateUniqueNameFromOptions = function(startChar, usedNames) {
   if (!usedNames.length) {
@@ -251,6 +261,7 @@ exports.generateUniqueNameFromOptions = generateUniqueNameFromOptions;
  *     button), or undefined if an existing variable was chosen.
  * @param {string=} opt_type The type of the variable like 'int', 'string', or
  *     ''. This will default to '', which is a specific type.
+ * @alias Blockly.Variables.createVariableButtonHandler
  */
 const createVariableButtonHandler = function(
     workspace, opt_callback, opt_type) {
@@ -300,6 +311,7 @@ exports.createVariableButtonHandler = createVariableButtonHandler;
  * @param {function(?string=)=} opt_callback A callback. It will
  *     be passed an acceptable new variable name, or null if change is to be
  *     aborted (cancel button), or undefined if an existing variable was chosen.
+ * @alias Blockly.Variables.renameVariable
  */
 const renameVariable = function(workspace, variable, opt_callback) {
   // This function needs to be named so it can be called recursively.
@@ -341,6 +353,7 @@ exports.renameVariable = renameVariable;
  * @param {string} defaultText The default value to show in the prompt's field.
  * @param {function(?string)} callback A callback. It will return the new
  *     variable name, or null if the user picked something illegal.
+ * @alias Blockly.Variables.promptName
  */
 const promptName = function(promptText, defaultText, callback) {
   dialog.prompt(promptText, defaultText, function(newVar) {
@@ -387,6 +400,7 @@ const nameUsedWithOtherType = function(name, type, workspace) {
  *     variable.
  * @return {?VariableModel} The variable with the given name,
  *     or null if none was found.
+ * @alias Blockly.Variables.nameUsedWithAnyType
  */
 const nameUsedWithAnyType = function(name, workspace) {
   const allVariables = workspace.getVariableMap().getAllVariables();
@@ -406,6 +420,7 @@ exports.nameUsedWithAnyType = nameUsedWithAnyType;
  * @param {!VariableModel} variableModel The variable model to
  *     represent.
  * @return {?Element} The generated DOM.
+ * @alias Blockly.Variables.generateVariableFieldDom
  */
 const generateVariableFieldDom = function(variableModel) {
   /* Generates the following XML:
@@ -432,6 +447,7 @@ exports.generateVariableFieldDom = generateVariableFieldDom;
  * @param {string=} opt_type The type to use to look up or create the variable.
  * @return {!VariableModel} The variable corresponding to the given ID
  *     or name + type combination.
+ * @alias Blockly.Variables.getOrCreateVariablePackage
  */
 const getOrCreateVariablePackage = function(workspace, id, opt_name, opt_type) {
   let variable = getVariable(workspace, id, opt_name, opt_type);
@@ -455,6 +471,7 @@ exports.getOrCreateVariablePackage = getOrCreateVariablePackage;
  *     Only used if lookup by ID fails.
  * @return {?VariableModel} The variable corresponding to the given ID
  *     or name + type combination, or null if not found.
+ * @alias Blockly.Variables.getVariable
  */
 const getVariable = function(workspace, id, opt_name, opt_type) {
   const potentialVariableMap = workspace.getPotentialVariableMap();
@@ -524,6 +541,7 @@ const createVariable = function(workspace, id, opt_name, opt_type) {
  * @return {!Array<!VariableModel>} The new array of variables that
  *     were freshly added to the workspace after creating the new block,
  *     or [] if no new variables were added to the workspace.
+ * @alias Blockly.Variables.getAddedVariables
  */
 const getAddedVariables = function(workspace, originalVariables) {
   const allCurrentVariables = workspace.getAllVariables();
diff --git a/core/widgetdiv.js b/core/widgetdiv.js
index c3bd46ccaf1..fabd521afce 100644
--- a/core/widgetdiv.js
+++ b/core/widgetdiv.js
@@ -57,6 +57,7 @@ let themeClassName = '';
 /**
  * The HTML container for popup overlays (e.g. editor widgets).
  * @type {?Element}
+ * @alias Blockly.WidgetDiv.DIV
  */
 let DIV;
 /** @deprecated September 2021 */
@@ -65,6 +66,7 @@ exports.DIV = DIV;
 /**
  * Returns the HTML container for editor widgets.
  * @return {?Element} The editor widget container.
+ * @alias Blockly.WidgetDiv.getDiv
  */
 const getDiv = function() {
   return DIV;
@@ -93,6 +95,7 @@ Object.defineProperties(exports, {
 
 /**
  * Create the widget div and inject it onto the page.
+ * @alias Blockly.WidgetDiv.createDom
  */
 const createDom = function() {
   if (DIV) {
@@ -112,6 +115,7 @@ exports.createDom = createDom;
  * @param {boolean} rtl Right-to-left (true) or left-to-right (false).
  * @param {Function} newDispose Optional cleanup function to be run when the
  *     widget is closed.
+ * @alias Blocky.WidgetDiv.show
  */
 const show = function(newOwner, rtl, newDispose) {
   hide();
@@ -131,6 +135,7 @@ exports.show = show;
 
 /**
  * Destroy the widget and hide the div.
+ * @alias Blockly.WidgetDiv.hide
  */
 const hide = function() {
   if (!isVisible()) {
@@ -161,6 +166,7 @@ exports.hide = hide;
 /**
  * Is the container visible?
  * @return {boolean} True if visible.
+ * @alias Blockly.WidgetDiv.isVisible
  */
 const isVisible = function() {
   return !!owner;
@@ -171,6 +177,7 @@ exports.isVisible = isVisible;
  * Destroy the widget and hide the div if it is being used by the specified
  * object.
  * @param {!Object} oldOwner The object that was using this container.
+ * @alias Blockly.WidgetDiv.hideIfOwner
  */
 const hideIfOwner = function(oldOwner) {
   if (owner == oldOwner) {
@@ -205,6 +212,7 @@ const positionInternal = function(x, y, height) {
  *     the widget div, in window coordinates.
  * @param {boolean} rtl Whether the workspace is in RTL mode.  This determines
  *     horizontal alignment.
+ * @alias Blockly.WidgetDiv.positionWithAnchor
  */
 const positionWithAnchor = function(viewportBBox, anchorBBox, widgetSize, rtl) {
   const y = calculateY(viewportBBox, anchorBBox, widgetSize);