Open Source Software
Open source software enables users to use, study, redistribute, and modify software freely. It fosters interoperability by promoting standards-based development and collaboration among stakeholders. Keep up-to-date with the latest practices and tools of open source technology to ensure interoperability in digital public services.
Featured Content

Knowledge Centre
This page is periodically updated. If you wish to make a contribution, please do not hesitate to contact us by email: EU-OSOR@ec.europa.eu.
The Knowledge Centre gives you access to key information p...

Open source solutions
This page contains a growing list of open source software and hardware solutions to help medical staff, public administrations, businesses and citizens in their daily activities. They are related to t...

OSS Repositories
OSOR's list of repositories is a source of information for European public administrations looking to adopt open source solutions.
The repositories listed in this page have been ordered alphabetica...
ShowVoc
ShowVoc is a web-based, multilingual, collaborative development platform for publishing, consulting and validating reference data and controlled lists of codes and terms used to organise information. ...
Token Platform for building decentralized apps and services
The Token platform offers a developer-friendly set of plug-and-play services and open-source components for building decentralized apps and services. So you can focus on building, not on infrastructur...

JLA - Find and compare software licenses
A unique tool allowing everyone to compare and select open licences based on their content.
IN THE SPOTLIGHT
NGI Webinar on Open Software Supply Chain Management
Open Source in (Consumer) Electronics Supply Chains
Thursday, April 6, 2023. 13.00 - 14.30 CEST
Join the free online webinar with open source supply chain expert Armijn Hemel on Thursday, April 6, 2...
FOSS4G 2023
"Organized by OSGeo and with more than 15 years of experience, this international annual gathering of location enthusiasts is the largest global gathering for geospatial software.
FOSS4G brings toget...
FOSS Backstage 2023 13-14 March
"Community, Management & Compliance in Open Source Development"
"The two-day conference is dedicated to everything related to FOSS governance and open collaboration. The fifth edition of FOSS Bac...
Latest News
Czech government enhances citizens’ privacy by switching to open source web analytics tool
Photo by Ronan Furuta.Czechia will start using an open source web analytics tool, Matomo, on government websites, announced Czechia’s National Agency for Communication and Information Technologies (NA...
OpenTalk - Open Source Video Conferencing under EUPL
A group of developers (mostly based in Germany: Peer Heinlein, Markus Michels, Dennis Kalbhen and more) launches OpenTalk, a new, modern architecture Video Conferencing solution that is presented as t...
Lero gets a European open science award for launching OSPO and Open Science Charter
From left to right: Mariana Clohessy (Lero), Daniel Bangert (Digital Repository of Ireland), Brian Fitzgerald (Lero Director) and Patrick Healy (UL). Photo by Brian Arthur.Lero’s Open Science Committe...