Here are the current champions of the github.io ecosystem. You can usually access these by typing the repository name followed by .github.io into your URL bar.
: Don’t let the name fool you—it’s a massive hub with 200+ games, including proxies and leaderboards specifically optimized for school Chromebooks.
Several community-maintained repositories aggregate top-tier games and proxies specifically optimized for restricted environments:
The game that started the unblocked craze. You control a speeding ball down a neon track. It is simple, fast, and requires no reading. Every "Top" list includes Slope because it is the gold standard for reaction time training.