Yaml Json Converter
Validate YAML and convert it to JSON and back in your browser with exact error lines. Free, private alternative to Online YAML parsers and YAML to JSON sites: runs in your browser, nothing is uploaded.
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Powerstudio
Single-line diagrams, solved in your browser: load flow, IEC 60909-style short circuit, N-1 and stability, drawn with WebGPU. Local-first, MIT.
Description excerpted from the original listing, which is linked below.
Ny Cacfp Map Demo
Proof-of-concept web map: New York CACFP centers and USDA food access by census tract (MapLibre, GitHub Pages)
Primitives
Issues and notes for Matchstick Primitives, headless parts for trading screens (developer preview). Docs: ui.matchstick.trading
ImGui Playground
Dear ImGui playground in the browser: Monaco editor, WASM, hot reload
Hrih Skills
Agent Skills for Claude Code and other agents: design-inspiration looks at real design galleries before building; copywriter writes copy from facts and edits out the AI tells.
ppu.toys — make pictures like it’s 1991
A ShaderToy-style playground for the SNES PPU. Write Lua, watch the frame update live, and publish tiny graphics toys.
MUON: run your coding agents as one governed crew
MUON is the governed harness above coding agents. Direct Claude Code, Codex, Cursor and OpenCode as one crew, on your machine, with shared memory you confirm and gates you control.
qa-runner
What you want tested. Run by browser agents. Signed off by you.
The week in AI-built software
Every Monday: how many projects were built with AI that week, which tools built them, where they came from, and the week's picks.
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