diff --git a/descriptions/SDK.Squirrel.md b/descriptions/SDK.Squirrel.md
new file mode 100644
index 000000000..43f325fb0
--- /dev/null
+++ b/descriptions/SDK.Squirrel.md
@@ -0,0 +1 @@
+[**Squirrel**](https://github.com/Squirrel/Squirrel.Windows) is an installation and update framework for Windows desktop apps.
diff --git a/rules.ini b/rules.ini
index ac894590f..faa15f0aa 100644
--- a/rules.ini
+++ b/rules.ini
@@ -313,6 +313,7 @@ SlimDX = (?:^|/)slimdx\.dll$
 Smacker_Video = (?:^|/)smackw32\.dll$
 Sodium = (?:^|/)libsodium\.dll$
 Squall = (?:^|/)Squall\.dll$
+Squirrel = ^squirrel\.exe$
 SteamworksNET = (?:^|/)(?:Steamworks\.NET\.dll|com\.rlabrecque\.steamworks\.net\.dll)$
 Steam_Audio = (?:^|/)(?:lib)?(?:steamaudio|phonon)\.(?:dylib|dll|so)$
 Steam_Networking = (?:^|/)(?:lib)?steamnetworkingsockets\.(?:dylib|dll|so)$
diff --git a/tests/types/SDK.Squirrel.txt b/tests/types/SDK.Squirrel.txt
new file mode 100644
index 000000000..10cacb0c6
--- /dev/null
+++ b/tests/types/SDK.Squirrel.txt
@@ -0,0 +1 @@
+squirrel.exe
diff --git a/tests/types/_NonMatchingTests.txt b/tests/types/_NonMatchingTests.txt
index 11e012c7d..e520c72f2 100644
--- a/tests/types/_NonMatchingTests.txt
+++ b/tests/types/_NonMatchingTests.txt
@@ -906,6 +906,14 @@ discord_game_sdk.dllthatgame
 discord-rpcxdll
 discordxdll
 discord_game_sdkxdll
+/squirrel
+squirrel/
+squirrel.exef
+squirrel.fexe
+squirrel.fxe
+squirrel.exf
+fsquirrel
+.squirrel
 kmyCore_dll
 kmyCore.dlll
 myCore.dll