Interactive Chess Training Platform with AI-Powered Content Engine

BlitzMate is a native Android chess training platform that transforms static chess learning into interactive practice. Built with Kotlin and Jetpack Compose, it features a proprietary YAML-based lesson engine that enables complex, branching chess tutorials without code changes. The app integrates Stockfish 17 chess engine and Lichess Cloud API for professional-grade analysis. Content creators can use AI tools like ChatGPT to convert chess notation (PGN) into interactive lessons using provided workflows. Currently live on Google Play Store with 40+ lessons on blitz traps and gambits, localized in 6 languages.