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Serendipity vs Publify: catalog facts
Serendipity	Publify
Free Free and open source under the BSD 3-Clause licence.	Free Free and open source under the MIT licence.
Self-hosted	Self-hosted
Long track record since 2002 Plugin and theme repository installable from the admin	Multi-user blogging with Markdown support Plugin API and custom themes
Smaller community than WordPress Classic PHP blog design rather than a modern headless setup	Needs a Ruby on Rails environment to host Translations are incomplete in some languages
Self-hosted	Self-hosted
Open source	Open source
License: BSD-3-Clause	License: MIT
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.