Cosmopolitan: Better computing, slowly, steadily

Justine Tunney is one of my heroes

I aspire to have a tenth of this output

It solves the problem of making C a build-once run-anywhere language -- run natively on a wide range of systems.
It is efficient -- smaller, faster binaries!
It is highly portable -- runs on Linux, macOS, Windows, BSDs, probably more.
Open source -- free as in both beer and speech.

There are lots of projects getting lots of hype and VC dollars, and then there's this.