I built 5 browser games you can play right now — no download, no signup, no ads

I've been building free browser tools and recently started making games too. They're all single HTML files — no frameworks, no npm, no backend. Here are the ones I'm most proud of: 1. MASH Game Remember MASH from school? Mansion, Apartment, Shack, or House. Pick your options for partner, job, city, car, and number of kids — then watch the elimination happen live. The twist: if you have an OpenAI or Gemini API key, it'll write a funny AI-generated story about your predicted future. Play MASH 2. AI Mind Reader (20 Questions) Think of anything — a person, animal, place, object, or fictional character. The AI asks 20 yes/no questions and tries to guess what you're thinking. It's like Akinator but powered by GPT or Gemini. Needs an API key (OpenAI or Gemini). Each game costs about $0.01. Play Mind Reader 3. Spacebar Speed Test How fast can you press the spacebar? Four modes: 1 second, 5 seconds, 10 seconds, 30 seconds. Challenge friends with a shareable link that includes your score. This w