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Development · Web app

Remotion Convert

In-browser video and audio conversion running locally without uploads

From the Xiry library · Updated 10 October 2026

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Remotion Convert is a free, open-source web utility for converting and editing media files directly in your browser. Powered by WebCodecs and Mediabunny, it processes video and audio locally using hardware acceleration so files never leave your device. It includes tools to transcode, resize, crop, trim, mirror, rotate, and extract audio without watermarks or limits.

What it's for

  • Extract audio from a video file into MP3 or WAV format locally
  • Transcode high-resolution videos into web-friendly formats like WebM or H.264 without uploading
  • Resize, crop, mirror, or trim clips quickly without installing heavy desktop software
  • Inspect metadata or transcribe media files privately offline

Features

  • 100% client-side processing using WebCodecs and hardware acceleration
  • Works completely offline without uploading data to external servers
  • Support for containers and formats including MP4, WebM, MOV, ProRes, MKV, MP3, WAV, AAC, and FLAC
  • Options to re-encode (H.264, H.265, VP8, VP9, AV1) or copy streams without re-encoding
  • Built-in video utilities to trim, crop, resize, rotate, mirror, and transcribe
  • Load media from local storage, direct URLs, or sample files
  • Zero ads, watermarks, or account requirements

Pricing

Free

Details

Type
Web app
Category
Development
Topic
Video Processing
Open source
Yes
Platforms
Web
For
Developers, creators, and anyone needing quick, private media conversion without installing software
Alternative to
CloudConvert, HandBrake, Ezgif
Tags
video, converter, webcodecs, mediabunny, remotion, transcoding, offline

Why it was saved

  • @JNYBGR, 23 October 2025: A fast, free, privacy-friendly way to convert or compress video entirely in the browser without uploading anything.

Related

Updated