Their self-description
(source)
DebConf is the annual conference for Debian contributors and users interested in improving Debian. Previous Debian conferences have featured speakers and attendees from all around the world. DebConf19 (the last in-person DebConf) took place in Curitiba, Brazil and was attended by 382 participants from 50 countries.
Main organiser
Debian Hackers
Standard participation fee
Zero
# of participants last time
?
Call for Participation
The deadline for this CfP passed on 15.04.2022.
First edition held in
2000