GIF to WEBM Converter – Fast, Free & High Quality

Convert animated GIFs to WebM video, entirely offline, right in your browser.

GIF to WebM Converter helps you turn animated GIF files into WebM video files — quickly, for free, and entirely inside your browser. Tired of large GIF files that load slowly on websites, social posts, or projects? This extension converts your GIFs into WebM format so you get smoother playback and often a much smaller file size — without sending your files anywhere. WHAT IT DOES • Converts animated GIF files to WebM video • Supports multiple GIFs at once • Preserves original animation timing • Shows before/after preview after conversion • Downloads converted WebM files to your device PRIVATE BY DESIGN • 100% local processing — nothing is uploaded • No cloud storage, no tracking, no analytics • No special browser permissions required • Your files never leave your computer FAST & SIMPLE 1. Upload — drop or choose your GIF files 2. Review — check your files and settings 3. Convert — processing happens in your browser 4. Download — save your WebM videos instantly PERFECT FOR • Web developers optimizing page load speed • Designers reducing GIF file size • Content creators preparing videos for the web • Anyone who needs GIF → WebM conversion without online tools HOW IT WORKS The extension decodes GIF frames locally, renders them on a canvas, and records the output as WebM using your browser’s built-in MediaRecorder API (VP9 with VP8 fallback). No account. No signup. No internet required for conversion. GIF to WebM Converter — one tool, one job: convert GIFs to WebM, privately and offline.