eXO - Expansió de la Xarxa Oberta

Community telecommunications in Barcelona

eXO (Expansió de la Xarxa Oberta) is a Barcelona-based nonprofit founded in 2010. It promotes community telecommunications networks, technological sovereignty, and efforts to reduce the digital divide. The association manages shared digital infrastructure that gives members Internet access and related services.

Community network

The association maintains and expands much of Barcelona’s community network, including its backbone and mesh network. This shared infrastructure provides Internet access to members.

Activities and community

eXO hosts in-person gatherings at least once a month in a guifilab format, alongside the weekly meetings of the guifi.net community in Barcelona. It maintains an events calendar and blog with recent posts about eXO’s 15th anniversary in September 2025, eXOfàsia events, and fundraising campaigns.

Services and resources

• Internet access through the community network.
• Maintenance and expansion of network infrastructure, including backbone and mesh networks.
• A link-budget calculator.
• Training resources.
• A volunteer work log.
• Association resolutions and documents.

Contact

For information, email info@exo.cat. The association also participates in the guifi-barcelonès mailing list and the #guifilab-barcelona chat channel.