With over 8,000 repositories under the "games" topic alone, finding the best ones can be a challenge. Fortunately, the community has created incredible "Awesome Lists" that act as your map to this rich landscape.
GitHub hosts an annual month-long game jam called the "Game Off." Checking out the participants and winners from previous years is a fantastic way to find innovative, experimental indie games. Final Thoughts github games all games
A classic browser-based, multi-player RPG developed by Mozilla to showcase HTML5 capabilities. With over 8,000 repositories under the "games" topic