Free groupware system software for linux

Enterprise CRM and Groupware System is a PHP/PostgreSQL system.
Enterprise CRM and Groupware System offers multi-layered access to data and the following features: advanced CRM (similar to XRMS), project management tools, email ticketing, Web site news, file sharing, and ERP.
Whats New in 1.2.8 Stable Release:
- This release fixes several bugs, including correcting user access to Gantt charts and replacing a missing symlink.
- New functionality has been added to correctly format letters sent from the mail facility and a new weekly report.
- All users should upgrade.
Whats New in 2.0 Beta 1 Development Release:
- Modules enabled by default are Contacts, CRM, and Projects.
- These are considered stable, and should be problem-free for most people.
- Ticketing and Calendar are also available, though these are known to contain some issues, and more testing is definitely required.

Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards compliant components from the Horde Project. Horde Groupware bundles the separately available applications Kronolith, Turba, Nag and Mnemo.
Horde Groupware can be extended with any of the released Horde applications or the Horde modules that are still in development, like a file manager, a bookmark manager, a forum or a wiki.
Main features:
- Public and shared resources (calendars, address books, tasklists and notepads)
- Unlimited resources per user
- Translated into 41 languages including right-to-left scripts and unicode support
- Global categories (tags)
- Customizable portal screen including applets for weather, quotes, etc.
- 25 different interface themes
- Online help system
- Import and export of groupware data from other applications
- Synchronization with PDAs, mobile phones, groupware clients
- Integrated user management, group support and permissions system
- User preferences with global default values
- Strong integration, e.g. address book lookups in meeting planning, task due dates in calendar
- Platform independant, works on any web server with PHP support, i.e. Linux, Windows, Solaris, Mac OS X Server
- Abstract database support, e.g. for MySQL, PostgreSQL, Oracle, Microsoft SQL-Server
Calendar
- Day, week, work week, month and year views
- Recurring and all-day events
- Alarms with email notifications
- Simple and advanced search forms
- Meeting planning, also with other calendar applications
- Email notification about changed events
- Free/busy information exchange with other calendar applications
- Subscription of remote calendars
- Integration into external clients like Apple iCal, Mozilla Sunbird, Microsoft Outlook
- iCalendar and iTip support
Contacts
- Distribution lists/email groups, also across address books
- Simple and advanced search forms
- Customizable address book listings
- vCard support
- Address book pager (rolodex)
- Customizable contact fields
- Integration of existing address books
Tasks
- Priorities and due dates
- Searchable descriptions
- Email notification about changed tasks
- Integration into external clients like Apple iCal, Mozilla Sunbird, Microsoft Outlook
- vTodo support
Notes
- Fulltext search
- Character counter
Enhancements:
- A local arbitrary file deletion vulnerability has been fixed.
- The Oracle session handler has been rewritten.
- vTimezone support for iCalendar data and ORG support for vCard data have been added.
- Samba and Cyrus SQL authentication drivers, automatic Web root detection, signature dimming, and compatibility of generated ZIP files have been improved.
- Calendar support for non-ASCII character sets has been improved.
- vCard support has been improved.
- Brazilian Portuguese, Catalan, Dutch, Finnish, French, German, Portuguese, and Traditional Chinese translations have been updated.

ivata groupware is a free Groupware/Exchange/Intranet system. It comes with a web-based front-end.
Main features:
- find contacts in team and private address books
- post articles & notes
- comment on articles
- receive notifications via mail
- plan meetings and other events in the calendar
- access email via the web
Enhancements:
- This release fixes a bug in the startup script affecting Tomcat 5.0.x.
- You only need to upgrade if you are experiencing start-up problems on that platform.

compact system monitor is a small and compact system monitor for SuperKaramba.

Credit where credit is due, i think i stole the icons from Borealis? Nice are they not? And the idea from someone else.

The theme can be changed somewhat by editing the theme and comenting out some lines.

Hope you like it! Its my first!

phpGroupWare is a multi-user groupware suite written in PHP.
It provides about 50 web-based applications, as there are the Calendar, Addressbook, an advanced Projects manager, Todo List, Notes, Email, Newsgroup- and Headlines Reader, a Filemanager and many more Applications. The calendar supports repeating events and includes alarm functions. The email system supports inline graphics and file attachments.
The system as a whole supports user preferences, themes, user permissions, multi-language support and unser groups. It includes modules to setup and administrate the working environment. The groupware suite is based on an advanced Application Programming Interface (API).
Enhancements:
- Security Fix for CVE-2007-4048
- Improved PHP 5 support
- Various bug fixes

POGI is the PHP OpenGroupware Interface. It allows PHP enabled websites to be easily integrated with the powerful OpenGroupware groupware server. Current versions of POGI work with PHP version 4 and 5.

gdWebSuite System is a script that is designed to be a full featured system for user registration, login, and administration on a Web site.
It also supports account activation and retrieving lost passwords. gdWebSuite System supports visual templates and different styles for each template.
Enhancements:
- New administration features for uploading avatars, a new avatar selection, and one new admin style were added.
- A private message system was started.
- Some changes and updates were made to various parts of the code.

GROUP-E project is collaboration software which integrates groupware, project management, and business server on one platform. The solution is based on a LAMP architecture (Linux, Apache, MySQL, PHP).
GROUP-E offers project management, transparent Samba (file server) integration, integration of Cyrus IMAP server with administration and personal SIEVE filters, support for SyncML 1.0, LDAP-based user management with single sign-on authentication, and LDAP contact databases.
Enhancements:
- A fix for an LDAP-Dump bug, new drag and drop support in the calendar module (ajax), automatic deleting of old emails in preferences (ajax), and various bugfixes for the SyncML Server (now all Symbian 60 mobiles works without problems, also syncevolution works now).