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Krayin CRM vs Twenty: catalog facts
Krayin CRM	Twenty
Freemium Free to self-host; managed hosting costs $20 per month with unlimited users.	Freemium Free to self-host; the hosted version is a paid service.
Web, Self-hosted	Web, Self-hosted
MIT-licensed and free to self-host Custom attributes and modular design	Open source and self-hostable Customisable data model, workflows and dashboards
Needs at least 3 GB of RAM and recent PHP Email parsing relies on SendGrid	Self-hosting needs server administration Aimed at technical teams that will customise it
Self-hosted, Hosted service	Web application, Self-hosted, Hosted service
Open source	Open source
License: MIT	License: AGPL-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.