diff --git a/.gitignore b/.gitignore
index b1b8695995c..3f9ff12506f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,10 +18,16 @@ Makefile.in
 
 .dirstamp
 
+# IDE generated files.
 .project
 .cproject
 .idea
 
+# clangd language server files.
+/compile_commands.json
+/.cache
+*.plist
+
 .diags.log.meta
 
 /aclocal.m4