Roberto Di Cosmo (Founder, CEO)

After teaching for almost a decade at Ecole Normale Supérieure in Paris, Roberto Di Cosmo became full professor in Computer Science at University Paris Cité. He is currently on leave at Inria to lead the Software Heritage project.

His research interests span a wide spectrum from foundational aspects of logical systems to functional programming, parallel and distributed programming. He created and directed the european reseach project Mancoosi to improve the quality of large collections of software quality, and is investigating now the scientific problems posed by the general adoption of Free Software, with a particular focus on static analysis of large software collections.

A long term Free Software advocate, contributing to its adoption since 1998, he has created the Free Software thematic group of Systematic in October 2007, which has helped fund over 40 research and development projects, and he is now director of IRILL, a research structure dedicated to Free and Open Source Software quality.

Stefano Zacchiroli (Founder, CTO)

Stefano Zacchiroli is full professor of computer science at Télécom Paris, Polytechnic Institute of Paris.

His current research interests span digital commons, open source software engineering, computer security, and the software supply chain. He is co-founder and CTO of Software Heritage, the largest public archive of software source code.

He is a Debian developer since 2001, where he served as Debian project leader from 2010 to 2013. He is a former board director of the Open Source Initiative (OSI) and recipient of the 2015 O’Reilly Open Source Award.

Laetitia Cruse (CFO)

Graduated with a Bachelor and a Master degree in Finance from the University Paris Dauphine PSL, Laetitia joined the Software Heritage team in October 2023 as CFO.

Before embarking on this path, Laetitia acquired valuable experience in the banking and financial sector, especially in asset management. She also played a pivotal role in the growth of various startups. Laetitia now feels deeply honoured to be part of the Software Heritage project and contribute to its mission.


Gérard Berry (French Academy of Science)

A graduate of the Ecole Polytechnique and the Ecole des Mines, he completed a PhD in mathematics in 1979. From 1973 to 2001, he worked at Ecole des mines and Inria, first on the syntax and semantics of functional programming languages, then on the development of the Esterel language. This language is used for the programming of safety-critical embedded systems and electronic circuits. In 2001, he joined the Esterel Technologies company as its Scientific Director. He returned to research at Inria in 2009, and joined Collège de France in 2012 on the Chair Algorithms, Machines, and Languages, after having held two yearly chairs there in 2007-2008 and 2009-2010.

A member of the Académie des sciences since 2002, world-renowned researcher Gérard Berry is also a passionate and engaging teacher. For several years, he has been working with various audiences to demonstrate how much digital technology shapes our everyday lives. This was the subject of his inaugural lecture How and why the world is turning digital when holding the  Liliane Bettencourt Technology Innovation chair at Collège de France in 2008.

His work has won him many honours, including the CNRS bronze medal in 1979, the Ministry of Defence’s prize for Science and Defence in 1999, the EADS Foundation’s Grand Prize for industrial applications of science in 2005, and the Gold Medal of CNRS in 2014.

Jean-François Abramatic (EIT)

A senior scientist at Inria, his career has been shared between research and industry. He started as a research scientist in differential games and digital image processing.

As Director of Development and Industrial Relations at Inria, he launched the European host of the World Wide Web Consortium (W3C) and then moved to MIT as W3C Chairman from 1996 to 2001.

He has been Vice President of Research and Development of the software company ILOG, until after its acquisition by IBM, and then became Director of Development Productivity & Innovation in the IBM Enterprise Transformation division.

In 2014, he returned to Inria in the Transfer & Innovation division. He has served on the ICANN Board and is currently a member of the governing board of the European Institute of Innovation & Technology (EIT) and a member of the Coordination Council of the NETmundial Initiative.

Julia Lawall portrait
Julia Lawall (Inria)

Julia Lawall has been a senior scientist at Inria since 2011, and was previously on the faculty of the University of Copenhagen.

Her research interests are primarily in the area of improving the quality of infrastructure software, using a variety of approaches including program analysis, program transformation, and the design of domain-specific languages.  She is active in the systems, software engineering, and programming languages research communities.

The main focus of her research is centered around the tool Coccinelle for matching and transformation of C code.  Based on her research, she has been an active participant in the Linux kernel developer community, with over 1700 patches accepted into the Linux kernel. Coccinelle is currently widely used by other developers of the Linux kernel and other C infrastructure software.

Serge Abiteboul (French Academy of Science)

Serge Abiteboul obtained his Ph.D. from the University of Southern California, and a State Doctoral Thesis from the University of Paris-Sud. He has been a researcher at the Institut National de Recherche en Informatique et Automatique since 1982 and is now Distinguished Affiliated Professor at Ecole Normale Supérieure de Cachan. He was a Lecturer at the École Polytechnique and Visiting Professor at Stanford and Oxford University. He has been Chair Professor at Collège de France in 2011-12 and Francqui Chair Professor at Namur University in 2012-2013. He co-founded the company Xyleme in 2000.

Serge Abiteboul has received the ACM SIGMOD Innovation Award in 1998, the EADS Award from the French Academy of sciences in 2007; the Milner Award from the Royal Society in 2013; and a European Research Council Fellowship (2008-2013).

He became a member of the French Academy of Sciences in 2008, and a member the Academy of Europe in 2011.

His research work focuses mainly on data, information and knowledge management, particularly on the Web. He founded and is an editor of the blog


Benoît Chauvet (Project Manager)

Benoît joined Software Heritage in march 2022 as a software engineering manager. After several years as a software engineer and project manager, he’s been teaching software development and architecture for IT professionals and students in reconversion. He’s eager to promote and share best practices and software craftsmanship values to improve quality and teams satisfaction. Contributing to FOSS constitutes a strong and meaningful objective to him.

David Douard (Dev Team Manager)

David Douard obtained his Ph.D. from the Laboratoire d’Informatique de Paris 6, and has an engineering degree from the Ecole Nationale Supérieure de Physique de Strasbourg (now Télécom Physique Strasbourg). He has been working for 2 years for the Osiris R&D team at EDF, then for 12 years as a developer, sysadmin, and manager at Logilab. Now, David is very honored and proud to have joined the Software Heritage team as a core developer.

FOSS user and developer, mainly using the Python programming language for a very long time (he started with Python 1.5.2!), he has contributed to several small projects as well as big one like CubicWeb.  In his spare time, he likes to hack and repair things, especially electronic test equipment as well as metal working and old conventional machine tools.

Morane Gruenpeter (Head of Open Science)

After several years as a professional harpist Morane found a new career path in software engineering.

Morane joined the Software Heritage team in 2017  while finishing a Master’s degree in Computer Science at University Pierre et Marie Curie.  During 2018-2019 she continued her research in collaboration with the European EU2020 CROSSMINER project on the software metadata challenge by building the Semantic Web of FOSS projects.
She is an active member of several working groups for Open Science and digital preservation, including: the Research Data Alliance’s Software Source Code interest group, the FORCE11’s Software Citation Implementation working group, the joint Software Identification working group and the Software Preservation Network.

Vincent Sellier (Sysadmin Team Manager)

Vincent joined the Software Heritage project in September 2020 as a system engineer. 

During his past experiences of developer and system engineer, and his spare time, he worked on several Open Sources projects, some hosted on forges that are now no longer available so he is greatly honored to contribute to a project that perpetuates the open source knowledge.

Open science community manager

Sabrina Granger

Sabrina joined the Software Heritage team in July 2022, as open science community manager. Her role is to promote the use of Software Heritage, in particular by strengthening collaborations with research structures and by contributing to the development of communities of practice. She holds a PhD in Humanities and has been involved in open science for several years. 


Jérémy Bobbio (Lunar)

Lunar learnt his alphabet on a family computer hooked to a television set in the mid-eighties. They’ve been playing with software ever since. Using their experience from Debian and the Tor Project, they have cofounded the initiative to help build systems that provide a verifiable path from source to binary. After a few years of focusing on learning and teaching about the social aspects of digital issues, they have joined Software Heritage in 2022.

Nicolas Dandrimont

Nicolas deeply shares the vision of Software Heritage, and has been excited to join the project in its earliest phase. He contributes to core components of the Software Heritage architecture and infrastructure.

In his spare time he works on various Open Source projects, among which Debian and Hy.

Antoine R. Dumont

Antoine has been excited to join Software Heritage since the beginning of the development effort. He contributes to core components of the Software Heritage architecture.

In his spare time he works on various Open Source projects, among which org-trello and NixOS

Antoine Lambert

Antoine holds a PhD in Computer Science from the University of Bordeaux and joined the Software Heritage team in July 2017. He works as a software engineer on the web application that allows to explore the content of the Software Heritage archive.

In the past, he has greatly contributed to the development of the Tulip open source visualization framework.

Valentin Lorentz

Valentin joined Software Heritage in 2018 as a software engineer, after two years of PhD on data management. Whether at Software Heritage or as a passion, Valentin enjoys working on open-source software and contributing to common goods.

Most of his contributions in open source software relate to network or system programming, such as the IRC bot Limnoria or the cjdns network.

Guillaume Samson

Guillaume joined the Software Heritage team in March 2023 as a system administrator. After working in the audiovisual industry, he discovered Linux and free software at the age of 40. After working for a hosting company (Aquaray), he decided to pursue his career in the public sector (EHESS, INHA).
He is a curious man who is always delighted to learn and understand new technologies.

Visiting Hackers

Hélène Jonin

Hélène is a software developer. Wanting to give more meaning to her career, she decided in 2020 to use her skills in the public sector. She first joined the Vitam inter-ministerial program for the development of a digital archiving software, then the French Free Software Unit of the Inter-Ministerial Directorate for Digital Affairs (DINUM). By joining Software Heritage, she aims to contribute to a new mission of general interest, both from a technical and societal point of view. Her main topics will be software metadata.

Visiting Scientists

Mathilde Fichen

Mathilde has a diverse educational background, having trained as an engineer at Mines Paris – PSL and holding a master’s degree in history and philosophy of science. Her passions include science communication and promoting scientific knowledge to a broad audience. In her current position at Software Heritage, Mathilde works to develop and promote the SWHAP process and Software Stories tool. This project aims to collect, curate, and preserve landmark legacy source code.


Marla da Silva

Marla obtained her Master’s degree in Communication at ISCPA (Institut Supérieur des Médias) following her college degree in Foreign Languages applied to international business at Sorbonne Paris IV.

After several years working on international events and communication for an agency in Paris providing image solutions worldwide, Marla worked in the digital communication field at Systematic Paris Region.

She then discovered Free Open Source Software and has been in charge of Logilab’s communication for 4 years and a half. Marla decided to set up her own business, and is currently in charge of Software Heritage communication.

Hall of fame

A list of people who have worked with us in the past is available from our hall of fame page.