diff --git a/.gitignore b/.gitignore
index 6303c46..93bd001 100644
--- a/.gitignore
+++ b/.gitignore
@@ -45,3 +45,7 @@ sdcard
 # Editor related files
 *.swp
 *.swo
+
+CMSIS_5/
+Synth_Dexed/
+circle-stdlib/
\ No newline at end of file