diff --git a/Android.gitignore b/Android.gitignore
index 9068cd0110608d841a948dc6431ab64c9c79899d..94eb0fb1ec7c72226ea65638bbf134ce2a463c17 100644
--- a/Android.gitignore
+++ b/Android.gitignore
@@ -24,3 +24,6 @@ proguard/
 
 # Log Files
 *.log
+
+# Android Studio Navigation editor temp files
+.navigation/
diff --git a/Dart.gitignore b/Dart.gitignore
index 518345916c35b5c7c582a14a2b51a72803aa8024..38548b37067ced859fd51eb67288916f314ead5a 100644
--- a/Dart.gitignore
+++ b/Dart.gitignore
@@ -3,6 +3,7 @@
 .pub/
 build/
 packages
+.packages
 
 # Or the files created by dart2js.
 *.dart.js
diff --git a/KiCAD.gitignore b/KiCAD.gitignore
index 3dd696ea0aa5767df3d3da54f98cc0ffe34f93ff..a9e50ba43c5a9579a7254cdf9d7badc4309560cd 100644
--- a/KiCAD.gitignore
+++ b/KiCAD.gitignore
@@ -3,6 +3,8 @@
 # Temporary files
 *.000
 *.bak
+*.bck
+*.kicad_pcb-bak
 
 # Netlist files (exported from Eeschema)
 *.net