←

Super-local-screen-recorder

Super-local-screen-recorder ↗︎ super-local-screen-recorder-app.kohjakob.com is a screen recording app running entirely in a single self-contained .html file. Nothing leaves the computer, and it works offline in any modern browser. Includes screen recording, microphone selection, webcam overlay, and video trimming.

Tech Stack

• Vanilla JS, single self-contained HTML file
• Screen capture via getDisplayMedia
• Webcam/mic capture via getUserMedia
• Recording via MediaRecorder API
• Webcam overlay compositing and trimming via Canvas