![](https://kolab.org/wp-content/uploads/2022/11/mail-blue.png)
![](https://kolab.org/wp-content/uploads/2022/11/calendar-blue-1.png)
Calendar
![](https://kolab.org/wp-content/uploads/2022/11/user-blue.png)
Contacts
![](https://kolab.org/wp-content/uploads/2022/11/folder-blue.png)
Files
![](https://kolab.org/wp-content/uploads/2022/11/tasks-blue.png)
Tasks
![](https://kolab.org/wp-content/uploads/2022/11/notes-blue.png)
Notes
![](https://kolab.org/wp-content/uploads/2023/03/meet-blue.png)
Voice & Video
Why Kolab?
Kolab provides a FOSS communication & collaboration solution that can be completely self-hosted.
Take back control of your data and access it via the webinterface, or existing mobile & desktop clients.