add chat

README.md

@@ -25,20 +25,15 @@ List of tools useful for online collaborative teams, that we already tested and
 
 #### Messenger Platforms
 
-[Messenger Comparison]()
-
-* [Matrix, Element]()  
-  [Demo](),
-  [Source](),
-  [Recipe](),
-* Rocketchat
-* Mattermost
-* Zulip
+* [Matrix, Element](./chat%20messenger/matrix-element.md)
+* [Rocketchat](./chat%20messenger/rocketchat.md)
+* [Mattermost](./chat%20messenger/mattermost.md)
+* [Zulip](./chat%20messenger/zulip.md)
 
 ### Cloud Storage
 
-* Nextcloud
-* Seafile
+* [Nextcloud](./cloud%20storage/nextcloud.md)
+* [Seafile](./cloud%20storage/seafile.md)
 
 ### Documents
 
@@ -79,17 +74,16 @@ List of tools useful for online collaborative teams, that we already tested and
 
 #### Kanban Boards
 
-* Wekan
+* [Kanboard](./projectmanagement/kanboard.md)
+* [Redmine](./projectmanagement/redmine.md)
 * [Vikunja](./projectmanagement/vikunja.md)
-* Kanboard
-* Focalboard
-* Redmine
-* Nextcloud Deck
+* [Wekan](./projectmanagement/wekan.md)
+* Focalboard (Mattermost Integration)
+* Nextcloud Deck App
 
 
 #### Agile Software Development
-
-* 
+* [Taiga](./projectmanagement/taiga.md)
 
 ### Socialnetwork
 
@@ -111,11 +105,9 @@ List of tools useful for online collaborative teams, that we already tested and
 
 ### Videoconference systems 
 
-* BBB
-* jitsi
-* OpenMeetings
-
-
+* [BBB](./video%20conferencing/BigBlueButton.md)
+* [Jitsi](./video%20conferencing/Jitsi_meet.md)
+* [Apache OpenMeetings](./video%20conferencing/Apache_OpenMeetings.md)
 
 ## Contribute
 
@@ -151,8 +143,6 @@ Feel free to open a PR / Issue or contact us on [matrix](https://matrix.to/#/!Wp
 * [Kanbana](https://github.com/SrGMC/kanbana)  
    Kanban von Markdown files
 * [Taskboard](https://taskboard.matthewross.me/)
-* [taiga](https://www.taiga.io/)
-    https://github.com/robrotheram/taiga-contrib-openid-auth
 * [Leantime](https://github.com/leantime/leantime)
 * [Restya](https://github.com/RestyaPlatform/board/)
 * [Timetagger](https://github.com/almarklein/timetagger)