For several years, Alberto led the CERN group that develops and operates the scientific computing services and the data center infrastructure required by the laboratory and its experiments to achieve their research mission. He represents CERN on the advisory boards of the Internet Society (isoc.org) and the World Wide Web Consortium (w3c.org). He has also been a programming professor at the University of Lausanne. He graduated in engineering from the Politecnico di Milano (Italy), when he received the first IEEE prize among electronic engineering students in the Northern Italy section.

Anthony Harrison has been developing and delivering mission-critical applications for over 40 years working on various complex programs where he held various roles in software, systems and cyber engineering, as well as providing technical leadership for a number of programmes.

He is the Founder and Director of APH10, and co-founder of SBOM Europe, and is a leading source of expertise in Software Bill of Materials (SBOM). He has been developing open source software actively for a number of years; most recently, the applications have been related to supporting the software supply chain through utilities to generate and analyse software bills of materials (SBOMs).

He has been a mentor for the Google Summer of Code for the past four years via the Python Software Foundation and is a mentor for his local CoderDojo in Manchester teaching students Python.

I am a computer scientist by education, with 15 years of experience in IT working both in the private and public sectors. I’m fond of Enterprise Architecture, but most of my career has been spent in IT project management, support and software development. Currently I am the Deputy Head of Unit in DIGIT.B.1 in the European Commission, developing IT products and services in the fields of Data, Business Intelligence, Artificial Intelligence and Web, managing the content offering for the Europa websites.

Christian is a highly respected open source strategy and governance expert with many years of international experience. Christian has the honour of serving on the board of OW2 and chairs the OW2 MiniApp Initiative. In 2020, Christian founded his consultancy company, Open Up, after leading the Open Source Governance team at Orange. During his tenure, he spearheaded the creation of the OW2 Open Source Accessibility Initiative and the OW2 Good Governance Initiative. Christian holds diplomas in Neurobiology from the University of Sussex and Cognitive Science from the University of Birmingham. In his spare time, he enjoys walks, gardening, and playing the occasional video game. He believes that the BBC Micro will always rule, and he loves spicy cuisine.

Currently working at PrestaShop, I’m a Payment Product Manager. My mission is to focus efforts on improving the payment experience of our merchants, mainly through PrestaShop Checkout. With a solid background in ecommerce, I spent three years at Octopia as a Product Manager specializing in cash out processes and two years at Cdiscount.

More than 20 years working in Open Source Identity and Access Management, I contribute to softwares like LemonLDAP::NG, LDAP Tool Box, LDAP Synchronization Connector and FusionIAM.

Gilles Dubois works as a lead developer at FactorFX Company. As he said, he is passionate about open source. He contributes to numerous open source projects. With the FactorFX team, Gilles Dubois has been bringing relevant developments to OCS Inventory for more than 10 years.

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After having worked during 10 years in the telecom division of Hewlett Packard, Jehan Monnier found Belledonne Communications in 2010 with Simon Morlat, the original author of the Linphone project. Since then, Jehan is holding positions in technical direction and management.

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Having started in development in 2016, I have mostly worked in Python/Django and Angular. After a couple of years as a CTO, I have started my own cooperative company, which edits the open-source project management application Tenzu.
Working with a small team, I still spend most of my days doing hands-on web development work, which I have to balance with finance and the day-to-day administration of the company.

Luc-Aurélien Gauthier is a data science expert and open-source advocate, currently contributing to the development and promotion of Khiops, an automated, interpretable, and scalable machine learning library. With extensive experience in AI applied inthe industry, he focuses on making advanced ML techniques both efficient and accessible. Passionate about responsible AI and model interpretability, he actively works on bridging the gap between research and real-world applications.

Creator of XWiki and CEO of XWiki SAS, I have been developing the free XWiki SAS company for 20 years, as well as being a board member of the Open Food Facts association.

XWiki SAS, a European company based in France and Romania, develops only Open Source application software in the field of knowledge sharing and secure collaboration. XWiki is used by thousands of organizations to organize, share and collaborate on information. XWiki SAS also develops CryptPad software (https://cryptpad.org), an innovative solution enabling collaboration while protecting data confidentiality.

I have been participating for more than 10 years and presented at the Open Source Experience, FOSDEM, OW2Con, Capitole du Libre conferences, talking about collaboration or privacy software as well as on business models and the financing of Open Source software.

Matthieu, a mathematician, now coordinates AI activities at IGN - the French National Geographic Institute. He is in charge of building and implementing IGN's AI roadmap, and also works on applying AI to Lidar HD data.

Morgan Richomme is working in Orange Labs as senior network integrator. He used to work on VoIP & IMS solutions a long time ago. He initiated the Orange group Open Source governance. Morgan managed the Emerginov open source project and used to be the Orange representative in OPNFV and ONAP communities, contributing to Test and CI/CD projects for these communities. He is now involved in Kubernetes activities on Continuous deployment and Continuous Testing.

Nicolas Vivant has been working in the local civil service for 15 years, after 20 years in the private sector. Digital Strategy Manager for the town of Échirolles since 2021, he is the author of the ‘Échirolles numérique libre’ master plan.

In charge of the Information Systems Department and the town's digital inclusion scheme, he is responsible for addressing the major issues associated with digital technology, including sovereignty, respect for personal data, the fight against digital divides, environmental impact, cybersecurity and ecosystem management. He's one of the founders of the France Numérique Libre initiative.

Echirolles is keen to tackle all these issues in a practical way, and several years ago began a determined transition to open source software. It is also co-organiser of AlpOSS, an annual event held at the town hall that brings together local opensource players.

Pablo is a science geek, an archer, a cook, a gamer, a history nerd and a successful open source entrepreneur (Penpot). He loves open source, design & code collaboration and lean practices. He makes sure to always operate under a no-fear mindset.

Patricia is co-director at the German public funding programme Prototype Fund. She is also responsible for the communication of the Prototype Fund. She studied religion and culture in Berlin and did research on medial discourse hegemony. Before joining the Prototype Fund team in 2020 she worked in public relations for various NGOs.

Paul Poulain is a member of the Koha community since 2002. He served as Release Manager several times, and has founded BibLibre, company dedicated to Open Source in libraries, in 2007.

Stefane Fermigier is a French tech entrepreneur and open source advocate. He is the founder and CEO of Abilian, a company which develops enterprise information management solutions based on open source software. Previously, he founded Nuxeo in 2000, a company which was sold in 2021 for $M150. A graduate of ENS Paris (now called ENS PSL), he holds a PhD in mathematics from Paris 7 University (now called University of Paris).

He has cofounded and led - as president/chairman, co-president/co-chairman or vice-president - several organisations dedicated to developing the open source ecosystem in France and Europe:

• EuroStack Project (2025)
• EUCLIDIA (2021)
• APELL (2020)
• The PyData Paris / PyParis conference (2014)
• CNLL (2010), the French National Council of Free / Open Source Companies.
• GTLL (2007), the business and innovation cluster for open source in the Paris Region (part of the Systematic Paris Region cluster).
• The Open World Forum / Paris Open Source Summit (2008), yearly conference dedicated to open source and "open everything" in Paris.
• EuroLinux (2000), a federation of European open source associations, that was formed to fight software patents between 2000 and 2005.
• AFUL (1998), the french-speaking Linux and free software users association.

He's also the founder or a cofounder of several open source projects, including:

• 2024: Hop3 (Python-based self-hosted cloud platform)
• 2021: NUA (Python and Docker based self-hosted cloud platform)
• 2016: Olapy (Python based business analytics)
• 2012: Abilian SBE (Python based social business platform)
• 2009: Apache Stanbol (content analysis)
• 2009: Apache Chemistry (CMIS implementation in several languages)
• 2007: Nuxeo EP (Java based ECM platform)
• 2002: Nuxeo CPS (Python based collaboration suite)

Benoit TELLIER is in charge for 10 years of the Email strategy at LINAGORA. He is the Chairman of Apache James, the email server of the Apache software foundation, used to bootstrap Twake Mail suite. He is also the Product Owner of Twake Mail client, the only multiplatform JMAP client. Benoit is active also on normative aspects for email. OpenSource, OpenStandards and OpenGovernances are his credo !

Vincent bootstrapped his career thanks to his passion for open source more than 20 years ago: heavily involved in all aspects of the GNOME project, he was recruited by SUSE to keep working on what he loved. He later became involved in openSUSE and in OpenStack. His involvement in the community covered all kind of roles in various projects: contributor, reviewer, maintainer, release manager, director of a Foundation, chairman, and more! Today, Vincent is happy to mix his interests in open source, technology, people and strategy on a daily basis thanks to his role of CTO at Centreon.

Virgile Deville est un entrepreneur en technologie civique. Il a cofondé Open Source Politics, le principal intégrateur de Decidim, une plateforme de participation citoyenne open source. Depuis 2023, il conseille la Direction interministérielle du numérique (DINUM) dans le cadre de l'Accélérateur d'initiatives citoyennes, un programme de soutien au communs numériques. Il enseigne « Introduction aux communs numériques et politiques publiques » à Sciences Po Paris.

Yann Lechelle is an entrepreneur & tech executive, co-founder & CEO at Probabl.ai, an INRIA spinoff whose mission is to distribute open source data science and machine learning technology globally around Scikit-learn and its more than 2 billion downloads. Previously, he was CEO at Scaleway, a leading regional cloud provider with unique European attributes and values. Over the past decades, he has founded, grown and exited a total of 6 tech startups, including Snips.ai, a privacy-by-design voice processing deep-tech acquired by Nasdaq-listed Sonos. Yann gives back to the community as an angel investor, as digital expert to Matignon’s Secretary General for Investment in its France 2030 investment committees, as co-founding member of France Digitale and board member and VP Ecosystem at HUB France AI, as well as board member at One-o-One and JEDI. Yann holds a Bachelor of Computer Science summa cum laude from the American University of Paris, as well as an MBA from INSEAD.