diff --git a/.gitignore b/.gitignore
index 8067262..4ba38ea 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .DS_Store
+._.DS_Store
 tmp.json
 tmp.html
 *_p*-????????-????.html
@@ -10,9 +11,21 @@ tmp.html
 *.iml
 *.swp
 *.swo
+*~
 *.orig
 *.org
 .directory
-.patch
-.diff
+.idea/
+*.tar.*
+*.patch
+*.diff
+*.rej
+*.asc
+*.crt
+*.pem
+*.der
+*.csr
+*.p12
 thumbs.db
+todo.md
+2do.md