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TwitchDownloader vs Ganymede: catalog facts
TwitchDownloader	Ganymede
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-3.0 license.
Windows, Command line	Self-hosted
Downloads VODs, clips and chat in one tool Renders chat into a video for archiving or editing	Archives both VODs and live streams with chat Archive files remain usable without Ganymede
Desktop GUI is Windows only Works only with Twitch content	Supports Twitch only Video and rendered chat archives need substantial disk space
Downloadable app	Self-hosted
Open source	Open source
License: MIT	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.