Apache Roller is a full-featured, multi-user and group-blog server suitable
for blog sites large and small.

Roller is a Java web application that should be able to run on any Java EE
server and any relational database. Currently, Roller is best supported on
Tomcat and MySQL -- but users have reported success running Roller on
Glassfish, Websphere, JBoss, Resin, Gernonimo, Derby, PostgresSQL, Oracle,
etc.)

Here are some of Roller's key features:

* Multi-user blogging: can support tens of thousands of users and blogs
* Group blogging with three permisson levels (editor, author and limited)
* Support for comment moderation and comment spam prevention measures
* Bloggers have complete control over blog layout/style via templates
* Built-in search engine indexes weblog entry content
* Pluggable cache and rendering system
* Support for blog clients that support MetaWeblog API
* All blogs have entry and comment feeds in both RSS 2.0 and Atom 1.0 formats

Homepage:
https://roller.apache.org/
