Comment Comment by mananaysiempre HelenOS[1] is in C and has a GUI. I don’t know how many people participated over its (quite extensive) history.Axle[2] is a one-man project with a GUI that the author has been gradually transitioning from C to Rust.Among C++ projects, I think Essence[3] also merits a mention.[1] http://www.helenos.org/[2] https://github.com/codyd51/axle[3] https://gitlab.com/nakst/essence parent mananaysiempre 2 years ago
Axle[2] is a one-man project with a GUI that the author has been gradually transitioning from C to Rust.
Among C++ projects, I think Essence[3] also merits a mention.
[1] http://www.helenos.org/
[2] https://github.com/codyd51/axle
[3] https://gitlab.com/nakst/essence