Video HubVideo codecs

QLCodec

QLCodec is an open-source video codecs project written in Swift with 172 stars on GitHub.

The authors describe it as: “Quick Look Previewer extension to 'quicklook-play' every video and audio formats not natively supported by macOS.”

Category
Video codecs
Type
Open source
Platform
Swift project
Pricing
Free / open source
GitHub stars
172
Last updated
2026-02-13

GitHub repo →

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Frequently asked

What is QLCodec?

QLCodec is an open-source video codecs project written in Swift with 172 stars on GitHub. The authors describe it as: “Quick Look Previewer extension to 'quicklook-play' every video and audio formats not natively supported by macOS.”

Is QLCodec free?

QLCodec is open source — free to use; check its license for redistribution terms.

What are the best QLCodec alternatives?

The closest alternatives in the same category include rav1e, libstreaming, videocall-rs, libpeer, WXInlinePlayer — each has a live profile with facts and its own alternatives list on this hub.