ProjectPier.org : ProjectPier is a Free, Open-Source, PHP application for managing tasks, projects and teams through an intuitive web interface. It must be downloaded a...
Feedbin : Feedbin is an open source web based RSS reader. It provides a user interface for reading and managing feeds as well as a REST-like API for clients to ...
DokuWiki : DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database.
LibreNMS : A fully featured network monitoring system that provides a wealth of features and device support.
WikkaWiki : WikkaWiki is a flexible, standards-compliant and lightweight wiki engine written in PHP, which uses MySQL to store pages.
Kanboard is a free and open source Kanban project management software.