Real apps built by real people. Try any app live, or fork it to make your own. Or start from scratch
Escape Room Puzzle Game
Build a virtual escape room with a series of interconnected puzzles. Players enter codes to unlock the next stage. Include a master timer counting down from 60 minutes. Track hints used.
Build a link shortener. Users paste a long URL and get a short code. Track click counts. Show a list of all shortened links with analytics (clicks, referrers, dates).
Build a talk rating app for conferences. List talks with title, speaker, time, and room. Attendees rate talks on content, delivery, and relevance (1-5 stars each). Show aggregated ratings.
Build a webhook testing dashboard. Display a unique webhook URL. When external services POST to it, show the payloads in real-time with timestamp, headers, and body in a formatted JSON view.
Build a 30-day fitness challenge app. Define daily challenges (50 pushups, 1 mile run, etc.). Users check off completed days. Show a group leaderboard of completion percentages.
Build a recipe cost calculator. Enter ingredients with unit prices and quantities. Calculate cost per serving. Save recipes with their cost breakdowns. Compare recipe costs side by side.
Build a tool-sharing app for neighbors. List tools you own (drill, ladder, mower) with photo and availability. Neighbors browse and request to borrow with date range.
Build a platform where creators make short learning modules: a brief lesson text followed by 3-5 quiz questions. Learners progress through modules and earn completion badges. Track scores.
Build a band scheduling app. Members indicate weekly availability on a grid. Find overlapping times. Create practice sessions with date, time, location, and setlist.
Build a parking tracker for a shared lot or street. Users mark spots as available/taken on a map grid. Show available count. Color-code by availability status.
Build a kid-friendly vocabulary app with colorful word cards. Each card has a word, definition, picture (upload), and example sentence. Include a matching game mode where kids pair words with definiti
Build a live scoreboard for a local sports league. Admin updates scores in real-time. Show current game, period/half, score, and recent play-by-play. Broadcast score changes to all viewers. Use the La
