Listing Hackathons

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on October 16-18 2026, in Bratislava, Slovakia - the first defence-focused hackathon of its kind in the country. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on March 13-15 2026, in Brussels, Belgium. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate European Defense Innovation 🚀 Join us and 150+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on October 9-11, 2026, in Bucharest, Romania. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on June 26-28, 2026, in London, UK. Connect with fellow defense innovators, meet potential co-founders, and build projects with real-world impact that could save lives. We’ll bring challenges rooted in pressing defense and security problems, and you’re welcome to bring your own ideas. Throughout the event, you’ll get hands-on guidance from seasoned mentors—and after the hackathon, we’ll help you take your project closer to real-world deployment 🚀

Time to Accelerate European Defense Innovation Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on February 20-22, 2026, in London, UK. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate European Defense Innovation 🚀 London Defence Tech Week returns October 1–8. We'll kick off the week with our flagship London Defense Hackathon (October 1–4), bringing together ambitious engineers, founders, investors, Ukrainian frontline practitioners, and members of the UK military ahead of the Resilience Conference on October 5–6. Come to find a potential co-founder, test an idea against real operational needs, and meet the people building and buying the next generation of defense technology! Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/

Time to Accelerate European Defense Innovation 🚀 Join us and 200+ hackathon participants from all across Europe and beyond for the European Defense Tech Hackathon on September 18-20 2026, in Lviv, Ukraine. European Defense Tech Hackathon in Lviv 2026 is a side event of Defense Tech Valley 2026, a major defense summit taking place in Ukraine. By joining the hackathon, you become part of a broader gathering of defense innovators, industry leaders, and policymakers shaping the future of European security. IMPORTANT: EDTH is currently transitioning to a new platform for the best participant and user experience. Please register here: https://events.eurodefense.tech Want to come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal

Time to Accelerate European Defense Innovation 🚀 Two years later, we're coming back to where everything began for EDTH—same weekend, same place, same energy! Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on June 26-28, 2026, in Munich, Germany. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on April 10-12, 2026, in Netherlands. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on May 15-17 2026, in Prague, Czech Republic with special Demo Day on a Field. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation 🚀 Join us and 200+ hackathon participants from all across Europe and beyond for the European Defense Tech Hackathon on October 16-18 2026, in Sofia, Bulgaria. Want to come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on May 29-31, 2026, in Vilnius, Lithuania. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on February 27-March 1, 2025, in Athens, Greece. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate European Defense Innovation Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on July 9-12, 2026, in Berlin, Germany. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Connect with fellow defense innovators, meet potential co-founders, and build projects with real-world impact that could save lives. We’ll bring challenges rooted in pressing defense and security problems, and you’re welcome to bring your own ideas.

Time to Accelerate European Defense Innovation Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on November 13-16, 2025, in Berlin, Germany, right before the Berlin Security Conference. We're excited to co-host the hackathon with the Bundeswehr Cyber Innovation Hub—the change agent of the Bundeswehr (German Federal Armed Forces), connecting them with builders, startups, and innovative solutions. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Signal Intelligence. Combat First Aid. Maritime Dominance. Join us and 100+ hackers from across Europe and beyond for the European Defense Tech Hackathon on Aug 29-31, 2025, in Copenhagen, Denmark. Connect with fellow defense innovators, meet potential co-founders, and work on projects that have the potential to save lives! We'll prepare challenges based on real-world problems, and you can bring your own project. You'll get feedback from experienced mentors, and we'll put you in a position to deploy your project in the real world after the hackathon 🚀 More information on our event website: https://eurodefense.tech/hackathons/copenhagen-2025/

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on August 28-30, 2026, in Hamburg, Germany. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation! Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon in Hamburg in mid-October 2025! Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate European Defense Innovation. Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on November 6 – 9, 2025, in Kyiv, Ukraine. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate European Defense Innovation. Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on May 1 – 3, 2026, in Kyiv, Ukraine. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Time to Accelerate Defense Innovation in Europe! Join us and 200+ hackers from across Europe and beyond for the European Defense Tech Hackathon, taking place on September 25–28, 2025, in London, UK—right before the Resilience Conference and as part of London Defence Tech Week. Connect with fellow defense innovators, meet potential co-founders, and build projects with real-world impact that could save lives. We’ll bring challenges rooted in pressing defense and security problems, and you’re welcome to bring your own ideas. Throughout the event, you’ll get hands-on guidance from seasoned mentors—and after the hackathon, we’ll help you take your project closer to real-world deployment 🚀

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on July 3-5, 2026, in Luxembourg, Luxembourg! Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on October 3-5, 2025, in Milan, Italy. Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem. Get inspired by the challenges we have prepared, or feel free to bring your own project. You'll get feedback from folks who have been on the frontline to ensure you're solving real problems.

Europe is at a turning point: The need for faster, bolder defense innovation has never been greater. Our Defense against Drones Drone alerts are rising across Europe, and one of our most essential freedoms — the freedom to travel — is under threat. What could be effective against threats from the sky? Can we detect drones better? How can we defend ourselves?

Time to Accelerate European Defense Innovation The mission continues: at the same time as the Munich Security Conference, we'll be organizing once again Europe's largest defense tech hackathon: Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on February 12-15, 2026, in Munich. Connect with fellow defense innovators, find a co-founder, and develop solutions that will eventually save lives! Goal

Time to Accelerate European Defense Innovation Join us and 120+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on November 7–9, 2025, in Paris, France. After our first Paris hackathon with 170 attendees last November, we're excited to be back! This is your chance to connect with fellow defense innovators, meet potential co-founders, and work on projects that have the potential to save lives. We'll prepare challenges based on real-world problems, and you can bring your own project. You'll get feedback from experienced mentors, and we'll put you in a position to deploy your project in the real world after the hackathon 🚀 More information on our event website: https://eurodefense.tech/hackathons/paris-2025/

Time to Accelerate European Defense Innovation 🚀 Join us and 200+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on June 12-14, 2026, in Paris, France, right before Eurosatory. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation 🚀 Join us and 120+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on April 24-26, 2026, in Porto, Portugal. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.

Time to Accelerate European Defense Innovation 🚀 Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on September 4-6, 2026, in Pristina, Kosovo. Kosovo is a place where security is a lived reality — shaped by history and constant pressure on infrastructure and institutions. That makes it one of the few environments in Europe where the gap between “cool prototype” and “actually useful” is immediately obvious. We're thrilled to bring the European Defense Tech Hackathon here together with the Innovation Centre Kosovo this September 2025. Connect with fellow defense innovators, meet potential co-founders, and build projects with real-world impact that could save lives.

Time to Accelerate European Defense Innovation 🚀 Join us and 150+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on July 3-5, 2026, in Rome, Italy. Wanna come as a visitor? Join our EDTH Community here: https://community.eurodefense.tech/ Goal We want to bridge the gaps between technologists, the public sector, investors, and operators in dual-use and defense technology. This hackathon will demonstrate the talent and drive of the European ecosystem.