The compiler and Mozilla's experimental rending engine Servo: - https://github.com/rust-lang/rust/ https://github.com/rust-lang/rust/ - https://github.com/moz

The compiler and Mozilla's experimental rending engine Servo: - https://github.com/rust-lang/rust/ https://github.com/rust-lang/rust/ - https://github.com/mozilla/servo/ https://github.com/mozilla/servo/ (The 'contributors' graphs suggest that pcwalton has added/removed more than 1 million lines of code in those two repos combined.)