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
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 |
28-31 | Libre Graphics Meeting en in Nuremberg, Germany by Strong Type Systems GmbH |
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. |
05-08 | Flock en in Prague, Czech Republic by Fedora Project |
05-07 | Fediforum online en by Volunteers |
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. |
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 |
18-19 |
OpenForum Academy Symposium 2025
en
in Rio de Janeiro, International
by OpenForum Europe
Take part in the Call for Participation. Deadline: 01.06.2025 |
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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See the most comprehensive collection of Free, Libre and/or Open Source Software (related) events happening in Europe in ...