Something’s coming to #MozFest#. And you don’t even need a plane ticket to participate. Introducing MozFest's Developers Wilding Online Hackathon! Full details will be announced during the next ONR livestream Thursday, October 22 at 9am ET with @Marcus_Rein_ and Alejandro Gonzalez from @MozillaAI. Join us:

Want a backstage pass to MozFest 2026? The call for Mozilla Festival volunteers is now open 🎉 apply now by September 15 and join us and build something better.

Every technology carries a legacy. Mark Surman is joining the MozFest Main Stage to discuss what we leave for the generations that come after us. Get your badge and see you at MozFest. (25% off with code MS25OFF)

Your unfinished side project called. It wants a hackathon! 🧑‍💻 👨‍💻 👩‍💻 #MozFest#'s Developers Wilding: Online runs Oct. 28 to Nov. 11. Build with Otari, @MozillaAI’s open-source platform, using any model you choose. First prize wins $1,000 + engineer mentoring. The first 200 people to sign-up on Otari get $20 in tokens. Join the Discord and get everything you need to get started. ⤵️

The people building a better digital world are in one room in Barcelona. You can still pull up a chair… from your house. Owners Not Renters is streaming live from MozFest 2026 on Oct. 27 at 18:20 CET. Join @Marcus_Rein_ , @raffi Krikorian, @jordimash, and @fabriciocarraro for a conversation about the evolution of open source AI. Bring your questions for the audience Q&A! Save the date: