diff --git a/master/master.cfg b/master/master.cfg
index 38ce440..ad21a1d 100644
--- a/master/master.cfg
+++ b/master/master.cfg
@@ -119,6 +119,7 @@ auto_platforms_prod = [
     "linux-64-opt",
     #"linux-64-nopt-c",
     "linux-64-nopt-t",
+    "linux-64-debug-opt",
 
     #"linux-64-opt-vg",
     #"linux-all-opt",
@@ -157,6 +158,7 @@ auto_platforms_dev = [
     "linux-32-nopt-t",
     "linux-64-opt",
     "linux-64-nopt-t",
+    "linux-64-debug-opt",
 
     "linux-64-x-android-t",
 
@@ -167,18 +169,16 @@ auto_platforms_dev = [
     "win-msvc-32-opt",
     "win-msvc-64-opt",
 
-    "bitrig-64-opt",
+    #"bitrig-64-opt",
     "linux-musl-64-opt",
-    "freebsd10_32-1",
-    "freebsd10_64-1",
-    "dragonflybsd-64-opt",
-    "openbsd-64-opt"
+    #"freebsd10_32-1",
+    #"freebsd10_64-1",
+    #"dragonflybsd-64-opt",
+    #"openbsd-64-opt"
 ]
 
 try_platforms_dev = ["linux", "win-gnu-32", "win-gnu-64"]
-snap_platforms_dev = ["linux", "win-gnu-32", "win-gnu-64", "bitrig-64",
-                      "freebsd10_32-1", "freebsd10_64-1", "dragonflybsd-64-opt",
-                      "openbsd-64-opt"]
+snap_platforms_dev = ["linux", "win-gnu-32", "win-gnu-64"]
 dist_platforms_dev = ["linux", "win-gnu-32", "win-gnu-64", "win-msvc-32", "win-msvc-64"]
 cargo_platforms_dev = ["linux-32", "linux-64", "win-gnu-32", "win-gnu-64",
                        "bitrig-64", "win-msvc-32", "win-msvc-64"]
@@ -205,7 +205,8 @@ nogate_builders = [
     "auto-freebsd10_32-1",
     "auto-freebsd10_64-1",
     "auto-dragonflybsd-64-opt",
-    "auto-openbsd-64-opt"
+    "auto-openbsd-64-opt",
+    "auto-linux-64-debug-opt"
 ]
 dist_nogate_platforms = []
 
@@ -1477,8 +1478,13 @@ for p in try_platforms:
                                                 "win" in p, True)))
 
 for p in auto_platforms:
+    # here we parse builder names and platform names into actions
     opt_compiler = True
     opt_tests = True
+    debug = False
+
+    if "-debug" in p:
+        debug = True
 
     if "-nopt-c" in p:
         opt_compiler = False
@@ -1529,6 +1535,7 @@ for p in auto_platforms:
                         "build": auto_platform_build(p),
                         "hosts": auto_platform_host(p),
                         "targets": auto_platform_target(p),
+                        "debug": debug,
                         "check": chk},
             factory=make_and_check_buildfactory(chk, android,
                                                 "win" in p, True)))