Package

webm-muxer

WebM multiplexer in pure TypeScript with support for WebCodecs API, video & audio.

v5.1.4MITESM + CommonJSTypes: BundledVideo and audio TypeScript tooling

$ npm install webm-muxer

npm GitHub Homepage

Deprecated on npm

This library is superseded by Mediabunny. Please migrate to it.

Key numbers

As of 25 Sept 2026

Weekly downloads: 32.1k; +138% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 2; Direct, from package.json
Last release: -; v5.1.4
GitHub stars: 338; 22 forks
Open issues / PRs: 0 / 0
Contributors: -
Commits, last 52 weeks: 0

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

32,078 downloads last week, 148,748 in the last month. The 12-month change of +138% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 5.1.4
First published: -
Last push to GitHub: 3 Jul 2025448 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: -

Major versions

Recent releases

Compatibility

Module format: ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 144 kB
Dependencies (2): @types/dom-webcodecs@types/wicg-file-system-access

Install

npm install webm-muxer

CDN

jsDelivr: 63.4k requests in 30 days

jsDelivrhttps://cdn.jsdelivr.net/npm/webm-muxer@5.1.4/
unpkghttps://unpkg.com/webm-muxer@5.1.4/
esm.shhttps://esm.sh/webm-muxer@5.1.4

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
get-audio-duration Get the duration of an audio file	25.9k	-	3 years ago	ESM + CommonJS	-
get-video-duration Get the duration of a video file	11.4k	-	9 months ago	ESM + CommonJS	-
onvif Client to ONVIF NVT devices Profile S: cameras	7.7k	-	17 days ago	CommonJS	-
@imagekit/javascript ImageKit Javascript SDK	13.1k	-	7 days ago	ESM + CommonJS	-
react-h5-audio-player A customizable React audio player. Written in TypeScript. Mobile compatible. Keyboard friendly	73k	-	6 months ago	ESM + CommonJS	-
@solid-primitives/audio Primitives to manage audio and single sounds.	172.5k	-	2 months ago	ESM only	-
transloadit Node.js SDK for Transloadit	31.7k	-	1 day ago	ESM only	-
media-icons Open-source and beautifully hand-crafted collection of media icons.	36.8k	-	3 years ago	ESM only	-

Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): deprecated.