Business webmail modular application with mobile client
Calendar Application for Booking Conference Rooms
Equipment Scheduler
Shared recurring calendar for tasks
Calendar for Freelancers ... the absolut tool
Cosmos is an candidate tracking system for recruitment needs
Freelancer tiny ERP and calendar
TimeSheet is a simple software for management activities
Server Side (PHP Based) Colorable Jalali Calendar
Calanda 0.8 beta. Update to Calanda 0.7
Feature packed web application framework.
Basic calendar to put on a group's website
CRM system based on vtiger, adapted to Polish companies.