LEOS (Legislation Editing Open Software) is a project under Interoperable Europe initiative of the European Commission for a reinforced public sector interoperability policy, funded by the Digital Europe Programme (DIGITAL).

LEOS  focuses on supporting the co-development, co-design, and co-deployment of an ‘IT eco-system centred on augmented LEOS’ and its is available for free under EUPL licence (version 1.2 or – as soon they will be approved by the European Commission - subsequent versions of the EUPL (the "Licence")).

In this presentation, we will deliver a brief introduction to LEOS that will cover the main features of LEOS, governance model and a short glance at our open-source journey.