v3.15.0

• Adds support for rules deploys to multiple Realtime Database instances.
• Improved zip speed for functions deploys.

v3.14.0

• Adds firestore:indexes command to list Cloud Firestore indexes.
• Tolerate leading/trailing slashes in firestore:delete command.
• Cloud Function deploys will retry on failure in some circumstances.
• Cloud Firestore rules can be deployed without indexes.
• Fixed bug in firestore:delete --all-collections.

v3.13.1

• Fixed bug where local functions emulation does not print a friendly error message when there are syntax errors in the code.

v3.13.0

• Cloud Firestore is now available!
• Added deployment of Cloud Firestore rules and indexes with firebase deploy.
• Added firestore:delete command to manage Cloud Firestore data deletion.
• Added target:* commands for grouping deployable resources.
• Added multi-bucket Cloud Storage rules deployment via targets.
• Realtime Database syntax errors are now caught earlier in deploy process.

v3.12.0

• auth:import now supports standard SCrypt, SHA512, and importing phone numbers.
• Fixed regression causing Hosting + Functions emulation to respond with 500 errors.

v3.11.0

• feature - Added experimental:functions:shell command for emulating and invoking functions via an interactive shell. Instructions for usage at https://goo.gl/arxNr5.

v3.10.1

• Firebase CLI is only compatible with Node.js v4.x or v5.10 and greater. This has been true for some time, but is now properly reflected in the engines requirement.
• Fixed issue with project aliases not persisting correctly.
• Fixed issue with nested objects and functions:config:set.

v3.10.0

• The Firebase CLI now supports Google Application Default Credentials for authentication.
• The --json and --non-interactive behaviors of firebase use have been improved.
• An issue with functions ignore rules has been addressed.

v3.9.2

• Added --no-collapse flag to "firebase database:profile" to prevent collapsing of similiar path names in report.
• __session cookie is now properly emulated for Hosting function calls.
• Fixed bug where hidden folders and files were ignored during functions deploy.
• Fixed bug where functions were emulated on 2 ports higher than was specified in the --port flag.

v3.9.1

• Fixes bug where firebase functions:config:set does not work with numeric values.
• Fixes issues using firebase-admin SDK in locally emulated functions (e.g. writing to a database).