Privacy-First PDF Converter
Client-side WASM conversion is nice, but CyberChef and pdf2go already do this.

Turns your browser into a local, multi-threaded audio farm: SIMD-optimized WebAssembly with SharedArrayBuffer and parallel Web Workers to batch-encode WAV/MP3/OGG at near-native speeds while keeping files on your machine. Thoughtful quirks like sequential downloads for massive files and folder selection show practical engineering, but it's still a single-purpose web UI (no CLI or automation hooks), so it’s a fantastic tool for non-ffmpeg users and a neat technical demo for developers.
Musicians, podcasters, audio hobbyists and privacy-conscious users who need to batch-convert large audio libraries without uploading files
Client-side WASM conversion is nice, but CyberChef and pdf2go already do this.
WASM-powered FFT visualizer, but lacks unique features beyond existing tools.
ffmpeg.wasm converter running entirely in-browser so files never leave your device.
Client-side WASM converters are nice, but DevTools already does this.
Scripts add quality gating and pitch correction to Stable Audio 3 bulk generation.
Local Whisper in browser when Whisper.cpp and web-whisper already exist.