About the Event
Green IO Paris 2026 runs December 2-3 at CNIT, La Défense, as part of the Future Of Software Technologies (FOST) federation. The 2026 edition doubles in size from the prior year, adding a French-speaking track alongside the existing English-speaking one.
Audience and Attendees
Organizers expect more than 1,000 responsible technologists, drawing a wide European line-up as well as the French tech ecosystem.
Programme Structure
The conference centers on candid conversations between practitioners, hands-on use cases, and access to the Green IO village to meet corporate partners and NGOs active in European digital sustainability.
Main Topics
Sessions cover green software engineering, low-carbon cloud and data center operations, responsible AI, sustainable design, and low-carbon network infrastructure.







