# OPENNIGHT > Free browser NBA career simulation game. Build a player from high school through the pros — draft day, roster cuts, contracts, championships — with real NBA team names and logos. Fan-made, not affiliated with the NBA. OPENNIGHT (opennight.shaly-c.workers.dev) is a free-to-play web game where you live an American basketball career. Survive roster cuts ("Opening Night"), climb a global Hall of Fame, run daily challenges, and duel friends. No download required; works on mobile and desktop browsers; installable as a PWA. ## Official pages - [Home / play OPENNIGHT](https://opennight.shaly-c.workers.dev/): Start a career, daily challenge, friend duel, or open the Hall of Fame - [About OPENNIGHT (full description)](https://opennight.shaly-c.workers.dev/about.md): Product summary, features, modes, and NBA disclaimer for humans and AI agents - [Complete LLM brief](https://opennight.shaly-c.workers.dev/llms-full.txt): Single-file product brief for agents that prefer one fetch - [Sitemap](https://opennight.shaly-c.workers.dev/sitemap.xml): Crawlable URL list - [Web app manifest](https://opennight.shaly-c.workers.dev/manifest.webmanifest): PWA install metadata ## Optional - [Robots rules](https://opennight.shaly-c.workers.dev/robots.txt): Crawler access policy (indexing allowed)