diff --git a/.gitmodules b/.gitmodules
index be387c01..ada01ef2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -746,3 +746,6 @@ url = https://github.com/austinwagner/sublime-sourcepawn
 [submodule "vendor/grammars/atom-language-srt"]
 	path = vendor/grammars/atom-language-srt
 	url = https://github.com/314eter/atom-language-srt
+[submodule "vendor/grammars/language-agc"]
+	path = vendor/grammars/language-agc
+	url = https://github.com/Alhadis/language-agc
diff --git a/grammars.yml b/grammars.yml
index d76e9546..8ccbe28e 100755
--- a/grammars.yml
+++ b/grammars.yml
@@ -327,6 +327,8 @@ vendor/grammars/json.tmbundle:
 - source.json
 vendor/grammars/kotlin-sublime-package:
 - source.Kotlin
+vendor/grammars/language-agc:
+- source.agc
 vendor/grammars/language-apl:
 - source.apl
 vendor/grammars/language-babel/:
diff --git a/vendor/grammars/language-agc b/vendor/grammars/language-agc
new file mode 160000
index 00000000..645d332f
--- /dev/null
+++ b/vendor/grammars/language-agc
@@ -0,0 +1 @@
+Subproject commit 645d332f5077b42102ba1fb88cf360b532147508
diff --git a/vendor/licenses/grammar/language-agc.txt b/vendor/licenses/grammar/language-agc.txt
new file mode 100644
index 00000000..e6b68459
--- /dev/null
+++ b/vendor/licenses/grammar/language-agc.txt
@@ -0,0 +1,18 @@
+---
+type: grammar
+name: language-agc
+license: isc
+---
+Copyright (c) 2016, John Gardner
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.