Connecting people via the most comprehensive collection of Free, Libre and/or Open Source Software events happening in Europe and online. Unity in diversity!

Show 2023

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.

Past events in 2022


28-29 EN by Red Hat


04 The EU Open Source Policy Summit EN by OpenForum Europe, Linux Foundation
05-06 FOSDEM EN by Fosdem Team
14 I love Free Software Day
17 Open Confidential Computing Conference EN by Edgeless Systems
25-26 Winterkongress DE in Zurich, Switzerland by Digitale Gesellschaft CH


05 Open Data Day
05-06 OFFDEM EN in Brussels, Belgium by Petites Singularités
09-12 FOSSGIS-Konferenz DE in Marburg, Germany by FOSSGIS e.V. with the OpenStreetMap Community and the support of the University of Marburg
12-13 Chemnitzer Linux-Tage DE in Germany by Individual Network Chemnitz e.V.
17-18 FOSS Backstage EN in Berlin, Germany by Plain Schwarz
Add a new event


15-18 DiVOC DE by Chaos Computer Club
20-21 foss-north EN
22-23 JASYP ES in Granada, Spain
22-23 Grazer Linuxtage DE in Graz, Austria
22-24 TYPO3Camp Vienna in Vienna, Austria
28-29 Open Access Barcamp DE
29 Open Belgium in Gent, Belgium
29-30 Linux App Summit EN in Rovereto, Italy by KDE and GNOME


03-04 4th RISC-V Meeting in Paris, France by CEA & IRT-Nanoelec
05 RISC-V International Day in Paris, France by RISC-V International
14 Open Education Day DE in Bern, Switzerland by CH Open
17-18 Univention Summit EN in Bremen, Germany by Univention Gmbh
19-20 DORS/CLUC EN in Zagreb, Croatia by HrOpen & Hulk
19-22 Gulaschprogrammiernacht DE in Karlsruhe, Germany by Entropia e.V.
20-22 Wikimedia Hackathon EN
27-29 Wireless Community Weekend in Weimar, Germany by Förderverein Freie Netzwerke e.V.


02-04 WordCamp Europe EN in Porto, Portugal by WordPress
02-04 openSUSE Conference EN in Nuremberg, Germany by openSUSE
02-05 Electromagnetic Field EN in Eastnor, United Kingdom
08-09 OW2Con EN in Paris, France
11-12 CS in Prague, Czech Republic
12-14 Berlin Buzzwords EN in Berlin, Germany by plain Schwarz UG
15-18 Art Meets Radical Openness DE in Linz, Austria by
18-19 openSUSE Summit at OSCAL EN in Tirana, Albania by OpenSUSE
18-19 OSCAL EN in Tirana, Albania by Open Labs
23-26 Hack in the woods EN in Tournai, Belgium
23-26 Drupal Mountain Camp EN in Davos, Switzerland
24-25 leHACK EN in Paris, France
24-25 esLibre ES by LibreLabUCM


04-06 Pass the SALT EN in Lille, France
17-24 DebConf EN in Prizren, XK by Debian Hackers
19-20 stackconf EN in Berlin, Germany by NETWAYS Event Services GmbH
22-26 May Contain Hackers EN in Zeewolde, the Netherlands by Volunteers


03-10 BornHack EN in Island of Funen, Denmark
04-06 Flock
18-21 VVOID CAMP DE in Per­les­reut, Germany by hinterVVoidler e.V.
19-21 State of the Map EN in Florence, Italy by Openstreetmap Foundation
20-21 FrOSCon DE in Sankt Augustin, Germany by FrOSCon e.V.
22-28 FOSS4G 2022 EN in Firenze, Italy by OsGEO
25-28 matrix SUMMIT Berlin EN in Berlin, Germany by Volunteers
30-03 Hacken Open Air DE in Gifhorn, Germany by Stratum 0


06-08 CH Open Workshop Tage DE in Bern, Switzerland by CH Open
09-11 Wikimedia Summit 2022 EN in Berlin, Germany by Wikimedia
12-14 Linux Plumbers Conference EN in Dublin, Ireland
13-16 Open Source Summit Europe EN in Dublin, Ireland by The Linux Foundation
15-18 EuroBSDCon EN in Vienna, Austria
16-17 Kielux DE in Kiel, Germany by Kieler Linux Initiative
19-21 Open-Access-Tage DE in Bern, Switzerland by
20-22 Xen Developer & Design Summit EN in Cambridge, United Kingdom by Linux Foundation
21-25 DjangoCon Europe EN in Porto, Portugal
23-24 JoomlaDay™ Deutschland, Österreich & Schweiz DE in Bad Hersfeld, Germany
24 GNU/LinuxDay – Vorarlberg DE in Dornbirn, Austria by Linux User Group Vorarlberg
26-30 INFORMATIK 2022 DE in Hamburg, Germany by Gesellschaft für Informatik e.V.
30-02 PyConES ES in Granada, Spain
30-02 Bits & Bäume – Konferenz 2022 DE in Berlin


01-02 GNU Hackers Meeting EN in İzmir, Turkey
01-07 Akademy EN in Barcelona, Spain by KDE e.V.
04-06 Open Source Automation Days DE in Munich, Germany by ATIX
08-09 Sonoj Convention in Cologne, Germany
12 Open Source Lisbon EN in Lisbon, Portugal by Syone
21-23 FIfFKon DE in Berlin, Germany by Forum InformatikerInnen für Frieden und gesellschaftliche Verantwortung e. V.
22 Linux Day across Italy in Italy
24-27 EclipseCon EN in Ludwigsburg, Germany by Eclipse Foundation


03-04 MatomoCamp EN by MatomoCamp Team
04-05 DrupalCamp Oslo 2022 NO in Oslo, Norway
07-09 Ubuntu Summit EN in Prague, Czech Republic by Canonical
08-09 Open Source Experience EN in Paris, France
11-13 Tux-Tage DE by Volunteers
15-16 L1brecon2022 ES in Bilbao, Spain by ESLE & ASOLIF
17-18 GNU Health Con EN in Las Palmas, Spain by GNUSolidario
17-20 Piksel in Bergen, Norway
18-20 FOSSCOMM EL in Lamia, Greece


03-04 EmacsConf EN by Emacs Hackers


Don't miss the latest news and
follow @FOSS_events on Mastodon logo Mastodon.


See the most comprehensive collection of Free, Libre and/or Open Source Software (related) events happening in Europe in ...

2019 / 2020 / 2021 / 2022 / 2023