Sublime Text 3: Removing build systems
Go to Preferences -> Browse Packages.Then click User and delete your build system.
- OS X:
~/Library/Application Support/Sublime Text 3/Packages/
- Windows:
%APPDATA%/Roaming/Sublime Text 3/Packages/
- Linux:
~/.config/sublime-text-3/Packages/
You can edit it by additional plugin like PackageResourceViewer