Connecting people via the most comprehensive collection of Free, Libre and/or Open Source Software events happening in Europe and online. Unity in diversity!
Upcoming
June
| 13-14 | AtlanticaConf es in A Coruña, Spain by Grupo de Programadores e Usuarios de Linux (GPUL) |
| 13 | EndOf10 Installationsparty de in Villingen-Schwenningen, Germany by LUG-VS e.V. |
| 15-17 | Berlin Buzzwords en in Berlin, Germany by Plain Schwarz UG |
| 17-18 | OW2Con'25 en in Paris, France |
| 19-22 | 23. Gulaschprogrammiernacht en/de in Karlsruhe, Germany by Entropia e.V. - CCC Karlsruhe |
| 20-21 | UbuCon Europe en/es in Malaga, Spain by Ubuntu Volunteers |
| 20-21 | Opensouthcode en/es in Malaga, Spain by Volunteers |
| 26-28 | openSUSE Conference en in Nürnberg, Germany by openSUSE project |
| 26-27 | Swiss PGDay en/de in Rapperswil SG, Switzerland by Swiss PostgreSQL Users Group |
July
| 01-03 | Pass the SALT en in Lille, France |
| 01-05 | HOA25 en/de in Gifhorn, Germany by Stratum 0 e.V. |
| 04-06 |
FAT25
en/de
in Aalen, Germany
by Hackwerk Aalen
Take part in the Call for Participation. Deadline: 24.06.2025 |
| 05 | Tübix de in Tübingen, Germany by Tübix e.V. |
| 14-20 |
FOSS4G Europe 2025
en
in Mostar, Bosnia and Herzegovina
by OSGeo, Ecoplan, University of Mostar
Take part in the Call for Participation. |
| 14-20 | DebConf '25 en in Brest, France |
| 15-20 | Fedicamp en/de in Gedelitz, Germany by No OU. |
| 16-23 |
Bornhack
da/en
in Funen, Denmark
Take part in the Call for Participation. |
| 17-20 | VVoid Camp en/de in Perlesreut, Germany by hinterVVoidler e. V. |
| 24-29 | GUADEC en in Brescia, Italy by GNOME Foundation |
| 24-27 |
SeeZeit 2025
de
in Mainhausen, Germany
by Chaos Computer Club Frankfurt e.V.
Take part in the Call for Participation. |
| 26-27 |
TDF4
de
in Tübingen, Germany
by Chaostreff Tübingen (CTT)
Take part in the Call for Participation. Deadline: 29.06.2025 |
August
| 08-12 | why2025 nl/en in Geestmerambacht, Netherlands by IFCAT |
| 13-15 | GopherCon UK en in London, United Kingdom |
| 16-17 |
FrOSCon 20
de
in Sankt Augustin, Germany
by FrOSCon e.V.
Take part in the Call for Participation. |
| 19-21 | Scaladays en in Lausanne, Switzerland |
| 21-25 | Hack'n'Sun de in Bonn, Germany by Teckids-Gemeinschaft |
| 22-29 | ConTeXt meeting en in Chmielno, Poland by context group, Ryszard Kubiak |
| 27-03 | Nix Camp in Liverpool, United Kingdom by Matthew Croughan |
| 28-31 | WAMP de in Rotenhain, Germany by Westwoodlabs e.V. |
| 28-31 | Cebulacamp en in Wrocław, Poland by Polish hackerspaces |
September
| 02-07 | End Summer Camp it in San Dona' di Piave, Italy by SM4X |
| 05-07 |
InselChaos 2025
de
in Bergen auf Rügen, Germany
by Port39 e.V. Stralsund
Take part in the Call for Participation. Deadline: 01.07.2025 |
| 06-11 | KDE Akademy 2025 en in Berlin, Germany by KDE e.V. |
| 08-12 | preCICE Workshop en in Hamburg, Germany by preCICE team |
| 09 | pgDay UK in London, United Kingdom by PostgreSQL Europe |
| 10-12 |
KiCon Europe
en
in Bochum, Germany
Take part in the Call for Participation. |
| 12-14 | MRMCD online en/de by MRMCD e.V. in Darmstadt (Germany) |
| 13 |
HackFest
en
in Enschede, Netherlands
by Dave Borghuis
Take part in the Call for Participation. Deadline: 13.08.2025 |
| 17-19 | Open-Access-Tage in Konstanz, Germany by Organisationsteam |
| 18-20 | DrupalCamp Spain 2025 es in Santiago de Compostela, Spain by Drupal Community |
| 19-21 | BalCCon2k25 en in Novi Sad, Serbia by LUGoNS |
| 19-21 | Hacks on the Beach 2025 en/de in Flensburg, Germany by Chaos Computer Club Flensburg e.V. |
| 19-21 |
Datenspuren
en/de
in Dresden, Germany
by Netzbiotop Dresden e. V.
Take part in the Call for Participation. Deadline: 15.08.2025 |
| 20 | Software Freedom Day |
| 23 | Open Tech Day en in Nuremberg, Germany by NETWAYS Event Services GmbH |
| 25-28 | Hackmeeting 2025 en/es in Zaragoza, Spain by Hackers |
| 26-29 | Freedom not Fear en in Brussels, Belgium |
| 30-01 |
All Systems Go!
en
in Berlin, Germany
Take part in the Call for Participation. Deadline: 13.06.2025 |
October
| 03-05 | Festa do Software Livre pt in Porto, Portugal by Associação Nacional para o Software Livre |
| 04-05 | LinuxDays 2025 cs/en in Prague, Czech Republic by FIT ČVUT |
| 07-09 | OpenSSL Conference in Prague, Czech Republic |
| 08-10 | Penpot Fest en/es in Madrid, Spain by Penpot Team |
| 15-18 |
The Matrix Conference
en
in Strasbourg, France
by The Matrix.org Foundation
Take part in the Call for Participation. Deadline: 30.06.2025 |
| 17-18 |
Open Transport Community Conference 2025
en
in Vienna, Austria
by Open Transport community
Take part in the Call for Participation. |
| 23-25 | Distribits 2025 en in Düsseldorf, Germany |
| 25 |
Linux Day
en/it
in Palermo, Italy
by Sputnix.it
Take part in the Call for Participation. Deadline: 15.09.2025 |
| 31-02 |
eth0
nl/en
in Someren, Netherlands
by Stichting eth0
Take part in the Call for Participation. Deadline: 01.10.2025 |
November
| 01-02 | OpenAlt cs in Brno, Czech Republic |
| 07-08 |
SFSCON
en
in Bozen, Italy
by NOI Techpark
Take part in the Call for Participation. Deadline: 30.06.2025 |
| 09-11 | DENOG17 en/de in Essen, Germany by DENOG e.V. |
| 10-11 | Open Science Days in Berlin, Germany by Max Planck Digital Library |
| 18-19 | OpenForum Academy Symposium 2025 en in Rio de Janeiro, International by OpenForum Europe |
| 18-20 |
Open Source Monitoring Conference
en/de
in Nuremberg, Germany
by NETWAYS Event Services GmbH
Take part in the Call for Participation. Deadline: 30.06.2025 |
Contribute
If you know about an event that is not yet listed here and it matches the criteria, please contribute. For any questions get in contact.
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