GNU Tools Cauldron 2026
GNU Tools Cauldron
About the event
Information
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Contacts
GNU Tools Cauldron 2026
Prague, Czechia - October 2nd, 3rd, and 4th, 2026
Call for Proposals!
Tickets!
About the event
Once a year the GNU Toolchain community, along with many other FOSS tool developers, gather together to discuss, empower, and talk about innovations in compilers, assembler, static linkers, core libraries and tooling.
The development of the GNU Toolchain is a part of the
GNU Project
, and supported by the
FSF
and a worldwide community of developers and corporate sponsors.
GNU Tools Cauldron 2025
in Porto Portugal was a great success. Thank you to everyone who attended and our sponsors who made the conference possible!
Sponsors for 2026!
We are looking for sponsors for 2026.
Please reach out!
We would like to thank all of our gracious sponsors!
We would like to thank pretalx and pretix for the support with conference and ticket hosting
Thank you to the Center for Discrete Mathematics and the Computer science institute of Charles University for co-organizing the event!
Call for Proposals
Tickets
Event Schedule
Information
For more detailed information about the GNU Tools Cauldron 2026 please visit the
main event page
or our
Call for Proposals page
. The CfP is currently open for the event.
Individual attendees should purchase tickets, but if you are a company sending several attendees and it's easier to pay a single invoice please reach out to the Organizing Committee. As in previous years we are charging for attendance this year to help cover costs, and the GNU Toolchain Fund will continue to sponsor travel grants, please see the main event page for more details.
If you're a sponsor interested in supporting the even please reach out to the sponsorship team.
Each year the GNU Tools Cauldron is run by a dedicated set of volunteers that form the Organizing Committee, sponsorship team, Code of Conduct Committee, the
GNU Toolchain Fund
, and the GNU Tools Cauldron CIC. If you are interested in helping organize or would like to host the conference next year please reach out to the Organizing Committee.
This website and the event are covered by the
BCS code of conduct
which is adopted by the GNU Tools Cauldron. If you need to report a code of conduct violation and are not in immediate danger please reach out to the Code of Conduct (CoC) Committee. We could not do it without the tireless effort of our volunteers.
You can find the current plain-text information for the
GNU Tools Cauldron 2026 on the GCC wiki
Organizing Committee
Sponsor
Information
CoC Committee
Previous Cauldrons
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Contacts
Reach out to the Organizers
Interested in sponsoring the event?
Reach out to the Code of Conduct Committee
Copyright The GNU Toolchain Authors.
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The panoramic footer picture and circular header picture are licensed under CC BY 2.0 by Jiuguang Wang and has been adjusted for use.