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
May
| 15 | Rencontres Professionnelles du Logiciel Libre fr in Lyon, France by Ploss-Ra |
| 17 | OpenEduDay en/de in Bern, Switzerland by CH Open |
| 21-23 |
DORS/CLUC
en
in Zagreb, Croatia
by HrOpen & Hulk
Take part in the Call for Participation. |
| 23 |
Helvetic Ruby
en
in Geneva, Switzerland
by Dimiter Petrov, Hana Harencarova
Take part in the Call for Participation. |
| 23-25 | Newline en in Gent, Belgium by Gent hackerspace |
| 24-25 | JdLL fr in Lyon, France by JdLL Team |
| 29-01 |
CoSin
en/fr/de/it
in Biel, Switzerland
by CCC-CH
Take part in the Call for Participation. Deadline: 19.05.2025 |
| 30-01 |
Hackmeeting 0x1C
online
en/it
by Hackers
in Cagliari
(Italy)
Take part in the Call for Participation (see details). |
| 30-31 | Open Hardware Summit en in Edinburgh , United Kingdom |
| 31-01 | T-DOSE nl/en in Geldrop, Netherlands by T-DOSE Foundation |
June
| 04-06 | Chaos Feminist Convention de in Hamburg, Germany by Haecksen e.V. |
| 07 | P.I.W.O. pl in Poznań, Poland by Knyfyrtel Hackerspace Poznań, PUTrequest, Linux Academic Group |
| 10 | APELL Conference en in Warsaw, Poland by APELL |
| 11 |
Capital Series Poland
en/pl
in Warsaw, Poland
by OpenForum Europe
Take part in the Call for Participation. Deadline: 10.06.2025 |
| 12-14 | DevConf en in Brno, Czech Republic by Red Hat |
| 13-14 | AtlanticaConf es in A Coruña, Spain by Grupo de Programadores e Usuarios de Linux (GPUL) |
| 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
Take part in the Call for Participation. Deadline: 31.05.2025 |
| 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 |
July
| 01-03 | Pass the SALT en in Lille, France |
| 01-05 | HOA25 en/de in Gifhorn, Germany by Stratum 0 e.V. |
| 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
Take part in the Call for Participation. Deadline: 19.05.2025 |
| 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. |
| 24-27 | SeeZeit 2025 de in Mainhausen, Germany by Chaos Computer Club Frankfurt e.V. |
| 24-29 | GUADEC en in Brescia, Italy by GNOME Foundation |
| 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
Take part in the Call for Participation. Deadline: 25.05.2025 |
| 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 |
| 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.
Take part in the Call for Participation. Deadline: 15.05.2025 |
| 08-12 |
preCICE Workshop
en
in Hamburg, Germany
by preCICE team
Take part in the Call for Participation. Deadline: 31.05.2025 |
| 09 | pgDay UK in London, United Kingdom by PostgreSQL Europe |
| 12-14 | MRMCD online en/de by MRMCD e.V. in Darmstadt (Germany) |
| 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 |
| 08-10 | Penpot Fest en/es in Madrid, Spain by Penpot Team |
| 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 |
| 18-20 |
Open Source Monitoring Conference
en/de
in Nuremberg, Germany
Take part in the Call for Participation. |
| 18-19 |
OpenForum Academy Symposium 2025
en
in Rio de Janeiro, International
by OpenForum Europe
Take part in the Call for Participation. Deadline: 01.06.2025 |
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.
Archive
See the most comprehensive collection of Free, Libre and/or Open Source Software (related) events happening in Europe in ...