GitX is a cool tool to visualize your git branches. It automatically assumes all files ending in .git files are git applications. When you browse files in Finder, anything ending in .git is now not a folder anymore, and clicking on it will launch GitX. Very annoying. I assumed I could just right click the file and set Open with to finder, but you can only change it to other applications, you can't tell your Mac that foo.git is a folder, not a git application. Instead, I edited the file /Applications/GitX.app/Contents/Info.plist (sudo!). Remove the following line inside CFBundleTypeExtensions <string>git</string> ... <key>CFBundleTypeExtensions</key> <array> <string>git</string> <string></string> </array> ... And then run /System/Library/Frameworks/CoreServices.fr...