ffmpeg webCLI

Browser-based video/audio editor powered by ffmpeg.wasm — no uploads, all local.

Webfree

ffmpeg webCLI is a free, browser-based video and audio editor built on ffmpeg.wasm that processes files entirely on-device, with no uploads to a server. It handles format conversion, compression, trimming, GIF creation, subtitle embedding, and batch processing across multiple files. It's aimed at anyone who wants quick media conversion without installing software or trusting a cloud tool with private files.

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What it's a strong alternative to
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