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OpenTalk vs Galène: catalog facts
OpenTalk	Galène
Freemium Hosted service can be tried for free; paid plans and on-premises options are listed on the…	Free Free and open source under the MIT licence.
Web, Self-hosted	Web, Self-hosted
Hosted in German data centers with a GDPR focus Breakout rooms, whiteboards, polls and formal voting	Low resource use and simple administration Proven in university lectures and conferences
Aimed mainly at organisations rather than individuals Pricing details not shown on the homepage	No end-to-end encryption; the server operator can in principle access media You need your own server for private use
Web application, Self-hosted, Hosted service	Web application, Self-hosted
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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