Serendipity
Serendipity (s9y) is a highly extensible and customizable PHP blog engine using Smarty templating.
- Blogging Platforms
- PHP
- BSD-3-Clause
- Actively maintained
GitHub stats
- GitHub stars
- 227
- Forks
- 93
- Open issues
- 34
- Commits, last 12 months
- 50
- Last commit
- Sep 12, 2026
- Latest release
- 2.6.1Jul 22, 2026
- Created
- Oct 22, 2011
Data from the GitHub API, refreshed daily.
About Serendipity
Serendipity (s9y) is a highly extensible and customizable PHP blog engine using Smarty templating. Serendipity is open source under the BSD-3-Clause license and written mainly in PHP, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 227 stars and 93 forks on GitHub, with 50 commits over the last year. It installs natively rather than through an official Docker image, so plan for a short manual setup.
Topics
- php
- serendipity
- blog-engine
- blog
- mysql
- mysqli
- sqlite
- postgresql
Repository preview
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What is Serendipity?
Serendipity is a free, open-source app you can host on your own server, listed in our Blogging Platforms category. Serendipity (s9y) is a highly extensible and customizable PHP blog engine using Smarty templating. The source code lives at github.com/s9y/Serendipity, where it has 227 stars.
Is Serendipity free and open source?
Yes. Serendipity is open-source software released under the BSD-3-Clause license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run Serendipity with Docker?
Serendipity does not list an official Docker image. It installs natively (PHP), so follow the install steps in its README or look for a community-maintained container.
What are the best alternatives to Serendipity?
Popular open-source alternatives to Serendipity include Ghost, WriteFreely and Ech0.
Is Serendipity actively maintained?
The most recent commit to Serendipity was on Sep 12, 2026 with 50 commits in the past twelve months. The latest release is 2.6.1, published Jul 22, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.