Add language, update links, and fix syntax for Groupware.

README.md

@@ -567,14 +567,14 @@ Some [Groupware](#groupware) solutions also feature file sharing and synchroniza
   * [Citadel](http://www.citadel.org/doku.php) - Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more. ([Source Code](http://www.citadel.org/doku.php/installation:source)) `GPLv3` `C`
   * [Cozy Cloud](https://cozy.io) - A personal cloud where you can read your emails or manage and sync your contact, files or calendars, with an app store full of community contributions. ([Source Code](https://github.com/cozy)) `GPLv3` `Nodejs`
   * [egroupware](http://www.egroupware.org/) - Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS. ([Source Code](https://github.com/EGroupware/egroupware)) `GPLv2` `PHP`
-  * [Horde](http://www.horde.org/) - The Horde Project is about creating high quality Open Source applications and libraries, based on PHP and the Horde Framework. ([Demo](http://demo.horde.org/login.php), [Source Code](https://github.com/horde/horde)) `GPLv2`
+  * [Horde](http://www.horde.org/) - The Horde Project is about creating high quality Open Source applications and libraries, based on PHP and the Horde Framework. ([Demo](http://demo.horde.org/login.php), [Source Code](https://github.com/horde/horde)) `GPLv2` `PHP`
   * [Kolab](https://kolab.org/) - Kolab community is a unified communication and collaboration system. ([Source Code](https://git.kolab.org/)) `Multiple` `C++/Python/PHP`
   * [Kopano](https://kopano.com/) - Groupware suite including e-mail, calendars, tasks, todos and notes. Featuring a modern WebApp, DeskApp and mobile access over Z-Push/ActiveSync. ([Demo](http://demo.kopano.com), [Source Code](https://stash.kopano.io)) `AGPLv3` `C/Python/PHP`
-  * [Mayan EDMS](http://www.mayan-edms.com) - Free Open Source Electronic Document Management System. An electronic vault for your documents with preview generation, OCR, and automatic categorization among other features. ([Demo](http://demo.mayan-edms.com), [Source Code](https://gitlab.com/mayan-edms/mayan-edms)) `Apache` `Python/Django`
-  * [Openmeetings](https://openmeetings.apache.org/index.html). ([Source Code](https://svn.apache.org/viewvc/openmeetings/trunk/singlewebapp/)) - Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. `Apache 2.0`  `Java`
-  * [Sogo](http://www.sogo.nu/) - SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and web interface. ([Demo](http://www.sogo.nu/tour/online_demo.html), [Source Code](http://www.sogo.nu/development/source_code.html)) `GPLv1/LGPLv2` `Objective-C`
+  * [Mayan EDMS](http://www.mayan-edms.com) - Free Open Source Electronic Document Management System. An electronic vault for your documents with preview generation, OCR, and automatic categorization among other features. ([Demo](http://demo.mayan-edms.com), [Source Code](https://gitlab.com/mayan-edms/mayan-edms)) `Apache` `Python`
+  * [Openmeetings](https://openmeetings.apache.org/index.html) - Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. ([Source Code](https://svn.apache.org/viewvc/openmeetings/trunk/singlewebapp/)) `Apache`  `Java`
+  * [Sogo](http://www.sogo.nu/) - SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and web interface. ([Demo](http://demo.sogo.nu/SOGo/), [Source Code](https://github.com/inverse-inc/sogo)) `GPLv1/LGPLv2` `Objective-C`
   * [Tine 2.0](https://www.tine20.org) - Contacts, Calendar, Tasks, WebDAV, ActiveSync, VOIP, Mail-Client, CRM, Sales, Projects, Timetracker. ([Demo](https://demo.tine20.net), [Source Code](https://packages.tine20.com/maintenance/source/)) `AGPLv3/Other` `PHP`
-  * [Zimbra Collaboration](https://www.zimbra.com/downloads/) - Email, calendar, collaboration server with web interface and lots of integrations.  ([Source Code](https://www.zimbra.com/open-source-email-overview/)) `GPLv2/CPALv1` `Java`
+  * [Zimbra Collaboration](https://www.zimbra.com/downloads/) - Email, calendar, collaboration server with web interface and lots of integrations.  ([Source Code](https://git.zimbra.com/repos/zimbra-foss/)) `GPLv2/CPALv1` `Java`
 
 
 ## Learning and Courses