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Ech0 vs Micro.blog: catalog facts
Ech0	Micro.blog
Free Free and open source under the AGPL-3.0 licence.	Paid Subscription-based hosting; prices are not listed on the homepage.
Self-hosted	Web
Lightweight and quick to deploy Full ownership of your posts on your own domain	Blog at your own domain name Short posts, essays, photos and newsletters in one place
Some documentation is only in Chinese Not a note-taking or team documentation tool	Hosted service only, not self-hostable Requires an account and subscription
Self-hosted	Hosted service
Open source	Closed source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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