Free mapilab groupware server software for linux

Simple Groupware is a complete groupware package written in PHP, XML, SQL, HTML, CSS and sgsML.
Unlike other groupware software, Simple Groupware contains the new programming language sgsML. It enables the quick creation of powerful web applications.
Simple Groupware is Free Software, released under the GNU GPLv2 License.
Main features:
- A 100% web-based application (no special client applications or plugins required). Optional a client for Windows is available to make downloads/uploads easier
- Complete secure communication using SSL
- Easy and intuitive user interface
- One platform for managing, controlling and developing business processes
- Autonomy: Simple Groupware is fully driven with open technologies
- Individuality: All hierarchical organization structures and responsibilities can be represented and managed in the application
- Intelligent knowledge management: e.g. find everything faster using phonetic search algorithms and automatic file / content indexing
- Notifications: get notified when data changes by using RSS feeds
- Unicode: Simple Groupware fully supports Unicode characters using UTF-8
Modules included:
- Calendar
- Contacts
- E-mails
- Tasks
- Files
- Notes
- Passwords
- Bookmarks
- Portal
- Chat
- FAQ
- News
- Forum
- Gallery
- Projects
- Statuses
- Templates
- Inventories
- Resources
- Brands
- Locations
- Distributors
- Device types
- Offices
- Positions
- Companies
- Departments
- Contact groups
- Contact activities
- Spreadsheets
- Users
- Groups
- Events
- Backups
- Rights
- Search
- Statistics
- iCalendar
- IMAP
- POP3
- SMTP
- RSS
- vCard
- LDAP contacts

Moregroupware is groupware that includes standard modules like news, contacts, calendar and more. To make a long story short: moregroupware is a web-based groupware application. Some of the features that are worth being mentioned:
- Contact/address management
- Webmail
- full-featured Calendar
- ToDo management
- News
- Project management
- Some preferences for each module
- available in different languages
- Skins based on Cascading Style Sheets
Main features:
- simple setup wizard
- easy module management and upgrade
- advanced rights management
- integrated online help
- easily skinnable with CSS
- based on the Smarty template engine
- works on MySQL and PostgreSQL
- available in more languages than just english
Enhancements:
- This release finally summarizes the tons of bugfixes done over the past year (more than that), and as usual we have updated the bundled libraries to current versions.
- Please read the NEWS-0.7.4 file and the documentation for more information.
- more.groupware is a web-based groupware written in PHP. Including modules like webmail, notes, todo, contacts, project management, calendar and others.

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.

Campus Chat Server project is a chat server intended for use in the Cadiz University campus network.
Enhancements:
- hash_maps are now used instead of maps, so the cost of lookup or insertion is O(1) in the average case, instead of O(logn).

pDonkeyS is Perl implementation of an eDonkey server. The main goal of the server is to provide framework for further eDonkey protocol exploration, but it could be useful in testing of client software, since the server can be configured to output very detailed debugging info about eDonkey traffic.

This server was made to provide framework for further eDonkey protocol exploration, but it could be usefull in testing of client software, since the server can be configured to output very detailed debug info about eDonkey traffic.

Tigase Server project is a lightweight and scalable Jabber/XMPP server. No third party libraries are needed. For services with very high load and a huge number of users, it can be deployed on as many machines as needed.
Enhancements:
- This release corrects and improves the packet filter, adds a startup script for Mandriva Linux, and fixes a problem with stream initialization on very fast machines.
- The IOService class is now synchronized.
- There are many performance improvements, and processing packets from/to remote servers has been added.

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.