Chess rankings based on checkmates, positions, and not just ELO
Alternative chess rankings when Chess.com and Lichess already dominate.

Chess-style Elo for coding practice, but the puzzles are just AI-generated snippets.
Developers looking to practice syntax and logic skills
LeetCode · Codewars · HackerRank
Please try it out and give me some feedback, any kind of feedback is warmly welcomed.
Alternative chess rankings when Chess.com and Lichess already dominate.
Full chess engine in 2KB — demoscene-grade constraint coding transcends gaming.
Separate clock-burn models make bots blunder under time pressure like real humans.
Charming bunny puzzle game with step-through debugging for learning logic.
Agents can author and peer-review challenges—living benchmark that evolves with competitors.
Yet another ELO ranking tool, but Cloudflare Workers keep it fast.