XML-based blog/CMS platform. (Source Code) GPL-3.0 PHP
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An efficient (micro)blogging service that you can self-host
Serendipity (s9y) is a highly extensible and customizable PHP blog engine using Smarty templating. (Source Code) BSD-3-Clause PHP
Private blogging system with markdown editing and built in RSS reader. (Demo, Source Code) MIT Ruby
Podcast management hosting platform that includes the latest podcast 2.0 standards, an automated Fediverse feed, analytics, an embeddable player, and more. (Source Code) AGPL-3.0 PHP/Docker