Brussels / 31 January & 1 February 2026

schedule

Modern Email


09 10 11 12 13 14 15 16 17 18
Saturday Introduction to the Modern Email DevRoom
Webmail, the new generation
OpenCloud Groupware, a new JMAP client
Parula - New features on the new email app
Mail & Security - Lessons learned and interesting tools
Autocrypt 2: Post-Quantum-Cryptography and Reliable Deletion ("Forward-Secrecy")
Rspamd: A Year of Features and LLM-Assisted Development
Cascading Spy Sheets: The Privacy & Security Implications of CSS in Emails
Open Buro: Integrating applications to create a Smart Platform Experience
Messages: how a French government agency broke free of IMAP
JMAP for Everything (Destroy All Monsters): JMAP Calendar, Contacts, Files
Stalwart: Can Open Source do Gmail-scale Email?
WildDuck: Rethinking Email Server Architecture for the Cloud Era
Dovecot - Replicating replication: highly available, open source Dovecot 2.4 servers
Migrating 60 000 accounts to a FOSS mail solution at the University of Bonn
Performances tests with Gatling IMAP

Read the Call for Papers at https://github.com/modern-email/FOSDEM-26.

Event Speakers Start End

Saturday

  Introduction to the Modern Email DevRoom
TELLIER Benoit, Damian Poddebniak, Mechiel Lukkien, Hans-Jörg Happel, Arnt Gulbrandsen, Ben Bucksch, Mauro De Gennaro 10:30 10:35
  Webmail, the new generation
Arnt Gulbrandsen 10:35 11:00
  OpenCloud Groupware, a new JMAP client
Pascal Bleser 11:00 11:30
  Parula - New features on the new email app
Ben Bucksch 11:30 12:00
  Mail & Security - Lessons learned and interesting tools
Carsten Rosenberg, Manu Zurmuehl 12:30 13:00
  Autocrypt 2: Post-Quantum-Cryptography and Reliable Deletion ("Forward-Secrecy")
holger krekel 13:00 13:30
  Rspamd: A Year of Features and LLM-Assisted Development
Vsevolod Stakhov 13:30 14:00
  Cascading Spy Sheets: The Privacy & Security Implications of CSS in Emails
Leon Trampert, Daniel Weber 14:00 14:30
  Open Buro: Integrating applications to create a Smart Platform Experience
Benjamin Andre, Samuel Paccoud 14:30 15:00
  Messages: how a French government agency broke free of IMAP
Sylvain Zimmer 15:00 15:30
  JMAP for Everything (Destroy All Monsters): JMAP Calendar, Contacts, Files
Ricardo Signes 15:30 16:00
  Stalwart: Can Open Source do Gmail-scale Email?
Mauro De Gennaro 16:00 16:30
  WildDuck: Rethinking Email Server Architecture for the Cloud Era
Andris Reinman 16:30 17:00
  Dovecot - Replicating replication: highly available, open source Dovecot 2.4 servers
Jens Erat 17:00 17:30
  Migrating 60 000 accounts to a FOSS mail solution at the University of Bonn
Peter Wienemann 17:30 17:50
  Performances tests with Gatling IMAP
TELLIER Benoit 18:10 18:30