Github Io Games

From ASCII roguelikes, puzzle games, platformers, to 3D WebGL demos. You can find gems like:

While the full game requires a download, many web-assembly ports of classic open-source games live on GitHub.io. github io games

They are free browser games hosted on GitHub Pages (a *.github.io domain).
No downloads, no ads (usually), and often open-source. From ASCII roguelikes, puzzle games, platformers, to 3D

Common types:

No native performance — complex 3D or heavy simulations may stutter. No native performance — complex 3D or heavy

Some games work well on touch, others require a keyboard.