Kimai is a web-based multi-user time-tracking application
IP Address Management - CMDB - Ticketing - DNS and Zone Management
Free & Open Community Edition Server in a Complete Virtual Machine
Web based Contact Manager v1.5.0
Web-based LDAP address book browser/editor
Php barbershop booking and admin system for mobile phone operation
Projects / CRM / PLM / Calendar / Tasks / SCRUM / Test / Inventory
Feature complete address book written in PHP for your personal website
Mea-family is a family management application
FreelancerBooks -Project Management for Freelancers and Agencies
Simple, web-based address & phone book
Open Source Invoice Programm for Egroupware
web based csv2vcf tool
Relationship Intelligence Application
Free and open source webmail software
Social Information