Free, local-first 4K screen recorder
Stop paying to record your screen. Onyx is a privacy-first, studio-quality recorder that runs entirely in your browser. No servers, no uploads, and no "5-minute limits." Why I built it: Most tools force cloud subscriptions or downgrade quality. Onyx respects your privacy, giving you raw, high-bitrate 4K video instantly. Free forever. Built for creators to share work without friction.