Let Claude control a music notation app over MCP
A developer built an iPad and Mac notation editor that Claude Code or Claude Desktop can drive.
Gaming · Do this yourself
💰 A Reddit user makes about $96 a month doing this. $96 MRR from 3 ad subscriptions (self-reported)
Hobbyists, game makers and anyone who wants to build something fun with AI.
Add a sponsored-landmark ad product to my 3D world: buyer uploads a logo, picks a building, pays monthly via Stripe, and gets an impressions/clicks dashboard.Opens the AI with this guide and the prompt filled in.
Pricing idea: Keep the game free and earn from light ads, a small paid tier with extra modes, or sponsors.
Ideas, not promises. Results vary.
Over 176 commits, Claude built instanced rendering for 66K buildings, a PvP raid system, achievements, an ad platform with analytics, Stripe and PIX payments and a VS Code extension. He focused on architecture, UX and performance.
He reports 66,272 developers in the city, 4,238 GitHub stars, $953 total revenue and $96 MRR from 3 ad subscriptions.
Commenters point out viral traffic fades; recurring revenue is the number to watch.
A developer built an iPad and Mac notation editor that Claude Code or Claude Desktop can drive.
A developer built a remote MCP server with 1.2M US physicians, Medicare procedure volumes and facts from hospital sites.
A developer had Opus 5.5 decompile SimCity 2000 with Ghidra and port it function by function to TypeScript and WebGL over a few days.
A researcher used a team of Claude Opus agents to run physics simulations and surface two candidate magnets for spin-based memory, then published every calculation.
Five real AI agent use cases each morning, each with a recipe and a source. Plus a Sunday roundup. Free.