YaWPS
YaWPS is Yet another Web Portal System for medium- or small-sized websites. YaWPS features webbased administration, news system, backend/headlines generation, forums, link database, calendar, fulltext search, customizable blocks and pages, detailed statistics, multilanguage and theme support. YaWPS is written in Perl and uses a flatfile database as a backend. All client output is valid HTML4. It works on most common UNIX platforms as well as on Windows platforms.