webcodecs

ESSPN - a fictional sports network: deterministic league sims rendered into broadcast-style MP4s entirely in the browser

Turn code into short animated clips. Write your code as steps and each one morphs into the next. Export to MP4, WebM, GIF or animated SVG. Runs as a desktop or web app.

Draw block-ASCII sprites in the browser — up to 16 paints, frame animation, and JSON/TXT/SVG/PNG/MP4 export. One self-contained HTML file: no build, no backend, no account.

Open-source browser-based AI video creation studio for scripts, narration, subtitles, AI visuals, and video rendering.

Three.js poster studio for the prmpt.bio identity — extruded 3D key mark, Pilowlava 3D wordmark, GPU path tracing, PNG-24 and MP4 export. Fully static, runs offline.

Launch-film preview: a finished motion-graphics ad over the black-and-white HyperFrames drafts it grew from, with frame-accurate MP4 export.

Open-source AI video editor for Windows: timeline editing, frame-exact export, on-device Whisper captions, Blender and HyperFrames motion graphics, and an AI Copilot (Claude Code, Codex, OpenAI, Gemini or any MCP agent) that can see, hear and edit your video.

Fast, high-quality HTML canvas animation → MP4 renderer. GPU compositing, adaptive float motion blur, in-browser hardware encoding (WebCodecs), parallel workers. Ships as a Claude Code skill.

Drop-in, MIT-licensed Remotion alternative. Renders real DOM to MP4 with WebCodecs and mediabunny, in a browser tab or fanned across parallel headless-Chrome workers. No ffmpeg.

reflecto is a modern, high-performance before/after comparison tool for creating interactive image comparisons, animations, videos, and GIF exports entirely client-side with zero server processing.

Turn any video into a tiny self-contained glitch-art animation — 100% in your browser. Datamosh, RGB splits, mosaic, CRT, offline WebM/MP4 export.

A video editor that runs in a browser tab. Free, no account, and the footage never leaves the machine. Docs and issue tracker; the source is private.

Evidence-first agent skill for premium scroll-driven cinematic websites with Three.js, WebGL, WebGPU, GSAP, and WebCodecs.

Code-directed, browser-rendered toolkit for turning software screens into cinematic product films with motion, captions, sound, and MP4 export.

Mirror and control a connected Android device from a VS Code sidebar panel. Speaks the scrcpy server protocol directly, so it can drive a virtual display and leave the phone's own screen free.

Browser-based video editor PoC powered by WebCodecs, timeline tools and server export.

Local-first browser GIF editor with frame editing, layers, optimization, and GIF/MP4/WebM export where supported.

Browser-native FL Studio project visualizer, MIDI exporter, and MP4 renderer.

WebCodecs experiments: decode and encode video in the browser

Record your screen & camera in the browser. Local-only, powered by web standards.