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WebM

WebM Format

WebM Video Format

WebM is an open, royalty-free video format developed by Google for web use, using VP8/VP9 or AV1 video codecs. Ideal for HTML5 video.

PropertyValue
File Extension.webm
MIME Typevideo/webm
Categoryvideo
Transparency✓ Supported
Animation✓ Supported
Lossy Compression✓ Yes
Lossless Compression✗ No
Vector-based✗ No
Browser SupportChrome, Firefox, Edge (limited Safari)
Best ForHTML5 video, web publishing, open-source projects

Convert WebM to Other Formats

WEBM → MP4WEBM → AVIWEBM → MOVWEBM → GIF

Convert Other Formats to WebM

GIF → WEBMMP4 → WEBMAVI → WEBMMOV → WEBM