We're in Portugal

The GNU Tools Cauldron goes to Portugal!

The 2025 edition of the event for GNU Toolchain developers will be hosted in the city of Porto over the weekend of 26 to 28 of September.

Date:
Fri-Sun, September 26-28, 2025.

Location:
Faculty of Engineering of the University of Porto (FEUP)
Porto, Portugal
Address: Rua Dr. Roberto Frias, s/n 4200-465 Porto, Portugal

Campus Map & How to get to FEUP
OpenStreeMap
Google Maps

Accommodation:

The conference venue can be conveniently reached by Metro (yellow line) and so is accessible to the rest of the city of Porto. Hotels and accommodation are available within walking distance of FEUP.

Registration:
Registration will open shortly, please feel free to submit your talk proposal.

Please head to GNU Tools Cauldron 2025 Tickets to register.

Registration fee is currently 80 GBP.

We want to enable as many people as possible to attend the GNU Tools Cauldron and if the ticket price is a limiting factor please reach out to the organizing committee.

Organizers

Organizing committee:

You can reach the organizing committee at organizers@gnu-tools-cauldron.org

• Gomathi Anandan
• Jeremy Bennett
• Tobias Burnus
• Richard Earnshaw
• David Edelsohn
• Jan Hubička
• Jose E. Marchesi
• Simon Marchi
• Cupertino Miranda
• Carlos O'Donell
• Elena Zanonni

Event co-organized by the Department of Informatics Engineering of the Faculty of Engineering of the University of Porto (FEUP).
* https://www.up.pt
* https://www.fe.up.pt
* https://dei.fe.up.pt/en/home-page/

Event Sponsors

Thank you to Pretalx and Pretix for their generous discounts and service hosting!

Pretalx - Conference event software
Pretix - Conference ticketing software

If you would like to sponsor the event please reach out to sponsoring@gnu-tools-cauldron.org

Travel Grants

The GNU Toolchain Fund sponsors developer travel to attend the GNU Tools Cauldron. Travel grants cover some or all of travel-related expenses.

Individuals should email information about their participation in the GNU Toolchain, interests, experience, an estimated budget, and any sponsors in the GNU Toolchain community to organizers@gnu-tools-cauldron.org

The deadline to submit a request is 31 August 2025.

Additional information for the travel grant process is documented here: https://gcc.gnu.org/wiki/GNUToolchainFund

Code of Conduct

The event is covered by our Code of Conduct here.

Data Protection

Information collected during the call for proposals process will be held in compliance with GDPR regulations. It will only be used for purposes directly connected with organising the GNU Tools Cauldron 2025 and will be destroyed once it is no-longer needed. The personal information we hold on you is your name, email address, affiliation, dietary preferences, T-shirt size. The data is held securely on outsourced secure servers where the data is encrypted.

• The Data Controller is GNU Tools Cauldron CIC.
• The Data Officer is Jan Hubicka honza.hubicka@gmail.com, on behalf of the GNU Tools Cauldron CIC.

Please contact the Data Officer if you would like to know the information we hold on you, wish to have that information amended or deleted, or for any other queries related to GDPR.