The Chaostreff Osnabrück e.V. is a group of people interested in topics like security, cryptography, alternative operating systems, free (libre) software, internet related politics and what else comes to mind.

People interested in our topics are welcome to our regular meetings.

Regular meetings

Every second Thursday we meet at 7 pm at the Bridge Club Osnabrück e.V., Mindener Str. 205, 49084 Osnabrück

Calendar

All events of the next months can be viewed online, be subscribed to as iCalendar or be downloaded as .ics file: to our calendar

Email

• Contact
• Press requests

Github

github.com/CTreffOS

Jabber

Visitors are welcome at the public MUC

Twitter

@ctreffos

Mastodon

@chaostreff_osnabrueck

Projects

• Press release: Opening of chaos.social (German)
• chaOStalks
• Chaos Colloquia
• statement on the statute of the freedom of information
• #noNPOG Bündnis
• Open letter Corona contact tracing apps