diff --git a/.gitignore b/.gitignore
index 430634638ba..6df4c630299 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,9 +16,15 @@ Makefile.in
 
 .dirstamp
 
+# IDE generated files.
 .project
 .cproject
 
+# clangd language server files.
+/compile_commands.json
+/.cache
+*.plist
+
 .diags.log.meta
 
 /aclocal.m4