Developer Tools / DX Hackathons in Europe

This page lists 76 upcoming Developer Tools / DX hackathons, challenges and innovation competitions across Europe. Hackathon Hub continuously tracks Developer Tools / DX events and shows dates, locations, application deadlines and organizer information for each one. The listed events span 19 countries, with venues in London, Berlin and Helsinki among others. One event is explicitly beginner-friendly. 12 hackathons offer prize money. The next event to start is "Real Estate AI Agents Hackathon" on 12 November 2026. Every entry is verified against the organizer's own website before it goes live.

Currently on Hackathon Hub

Upcoming hackathons: 76
Countries: 19
Cities: 49
Next event: Real Estate AI Agents Hackathon · 12 November 2026
Last updated: 11 November 2026

Data as of 2026-11-11 · figures on this page come from the listed events.

Upcoming events

Real Estate AI Agents Hackathon · 2026-11-12 — 2026-11-12 · London, GB
OdooHack Night: Merge or Die · 2026-11-12 — 2026-11-13 · Koerich, LU
Hack Night: Model Routing for Coding Agents · 2026-11-13 · Frankfurt, Hessen, DE
Interdisciplinary Hackathon by AI Tinkerers Prague × Dny.AI · 2026-11-13 — 2026-11-13 · Prague, CZ
Coffee & Build | Mobile App Hackathon · 2026-11-13 — 2026-11-13 · London, GB
UiPath Future Forward Hackathon 2026 · 2026-11-13 — 2026-11-14 · Bucharest, RO
Hack Ton: AI Agent Hackathon and Conference · 2026-11-13 — 2026-11-15 · Mamaia, RO
MagdeHack · 2026-11-13 — 2026-11-14 · Magdeburg, Sachsen-Anhalt, DE
DurHack 2026 · 2026-11-14 — 2026-11-15 · Durham, GB
NASA Space Apps Challenge Alba Iulia 2026 · 2026-11-14 — 2026-11-15 · Alba Iulia, RO
NixOS 26.11 ZHF Meetup & Hackathon · 2026-11-14 — 2026-11-15 · Rapperswil-Jona, CH
SVST Hackathon #6 Verbania · 2026-11-14 — 2026-11-15 · Verbania, IT
Imperial AI Hackathon · 2026-11-14 — 2026-11-15 · London, GB
The St Andrews Hackathon · 2026-11-15 · St Andrews, GB
Leyr x Lovable Buildathon: Build Your EHR · 2026-11-15 — 2026-11-15 · Stockholm, SE
Talent Acquisition Hackathon · 2026-11-16 · Helsinki, FI
Lovable Hackathon: AI for Work · 2026-11-17 — 2026-11-17 · Paris, FR
Mobile App Hackathon Night by Bilt.me · 2026-11-18 — 2026-11-18 · London, GB
Home Assistant Community Hackathon: The Hague · 2026-11-19 — 2026-11-19 · The Hague, NL
Cursor Hackathon Tallinn · 2026-11-19 — 2026-11-19 · Tallinn, EE
AI Coding Hackathon November 2026 · 2026-11-20 — 2026-11-22 · Cologne, Nordrhein-Westfalen, DE
PushQuantum Conference & Hackathon 2026 · 2026-11-20 — 2026-11-22 · Munich, Bayern, DE
LauzHack - EPFL Hackathon · 2026-11-21 — 2026-11-22 · Lausanne, CH
HACKCEPTION: A Hack Within a Hack 🌀 · 2026-11-21 · London, GB
CDTM Valencia Hacks 2026 · 2026-11-21 — 2026-11-21 · Valencia, ES
Lovable Hackathon · 2026-11-21 — 2026-11-21 · Dresden, DE
DevFest Münster 2026 | Agentic AI Hackathon · 2026-11-21 — 2026-11-21 · Münster, Nordrhein-Westfalen, DE
5-Hour Vibecoding Game Jam #2 · 2026-11-21 — 2026-11-21 · London, GB
Offscript(berlin) - Hackathon_01 · 2026-11-21 — 2026-11-21 · Berlin, DE
Build Your Side Hustle Hackathon · 2026-11-22 — 2026-11-22 · Paris, FR
Light x Lovable x KPMG Finance Hackathon · 2026-11-24 — 2026-11-24 · Gothenburg, SE
Retail AI Hackathon by Innovators Guild · 2026-11-24 — 2026-11-24 · London, GB
Hack the Mittelstand – Agentic AI in Action · 2026-11-26 — 2026-11-26 · Munich, Bayern, DE
RSE Hackathon 2026 at University of Glasgow · 2026-11-26 — 2026-11-27 · Glasgow, GB
WTC BUILDATHON · 2026-11-26 — 2026-11-27 · Amsterdam, NL
Agentic AI Hackathon - DevOps Society · 2026-11-26 — 2026-11-26 · Manchester, England, GB
Dev3pack Global Hackathon · 2026-11-27 — 2026-11-29 · Paris, FR
Host Planet & Boostly AI Buildathon · 2026-11-27 · Leeds, GB
hackaTUM · 2026-11-27 — 2026-11-29 · Munich, Bayern, DE
12th CASSINI Hackathon · 2026-11-27 — 2026-11-29 · Darmstadt, Hessen, DE
12th CASSINI Hackathon - Lithuania · 2026-11-27 — 2026-11-29 · Kaunas, LT
Builders Breakfast Hack - Replit x Corgi · 2026-11-27 — 2026-11-27 · London, GB
#42 - Vultr Agent Runtime Hackathon · 2026-11-27 — 2026-11-27 · Stockholm, SE
Hack #7: The Intelligence Layer — Florent × Netcompany × Qualia · 2026-11-27 — 2026-11-28 · Copenhagen, DK
Leonardo Hackathon – Space Edition · 2026-11-28 — 2026-11-29 · Milan, IT
Codex Community Hackathon: Aalen · 2026-11-28 — 2026-11-28 · Aalen, Baden-Württemberg, DE
Computer Use Agents Hackathon - London Edition · 2026-11-28 — 2026-11-28 · London, GB
Hate AI slop? Build something better - A Creative Harness Hackathon · 2026-11-28 — 2026-11-28 · London, GB
SpaceX Hackathon · 2026-11-28 — 2026-11-28 · London, GB
BIG BERLIN HACK - 350+ Builders from All Over Europe · 2026-11-28 — 2026-11-29 · Berlin, Berlin, DE
Codex Community Hackathon – London · 2026-11-28 — 2026-11-28 · London, GB
YC Hackathon · 2026-11-28 — 2026-11-29 · Istanbul, TR
Road to START Hack 2026 · 2026-11-28 — 2026-11-28 · Nuremberg, Bayern, DE
Devin Oxford FinHack 2026 · 2026-11-29 — 2026-11-29 · Oxford, GB
Off-label: Altu x Lovable x CAIS Hackathon · 2026-12-02 — 2026-12-02 · Gothenburg, SE
NS27 Arctic Express · 2026-12-03 — 2026-12-06 · Espoo, Uusimaa, FI
HERO AI Hackathon · 2026-12-04 — 2026-12-04 · Hanover, Niedersachsen, DE
LangChain x hackers&wizards Hackathon: Building with Agent Harnesses (Hamburg) · 2026-12-04 — 2026-12-04 · Hamburg, Hamburg, DE
XDesign Hackathon Edition 2 · 2026-12-05 — 2026-12-05 · Berlin, Berlin, DE
Epicenter AI Campfire Vibe Coding · 2026-12-07 — 2026-12-07 · Helsinki, FI
n8n Hackathon Warsaw · St. Nicholas Day Without Manual Work, Full of Fun! · 2026-12-07 — 2026-12-07 · Warsaw, PL
Simpl Hackathon 2026 · 2026-12-09 · Brussels, BE
MAKEATHON - Innovating Without Borders · 2026-12-09 — 2026-12-10 · Karlsruhe, Baden-Württemberg, DE
Light x Lovable x KPMG Finance Hackathon · 2026-12-10 — 2026-12-10 · Helsinki, FI
Barcelona Hackathon · 2026-12-11 — 2026-12-13 · Barcelona, ES
Winter Hackathon (supported by Lovable) · 2026-12-12 — 2026-12-12 · Berlin, Berlin, DE
AI-Native Chip Design Challenge · 2026-12-14 — 2026-12-15 · Leipzig, Sachsen, DE
Christmas Elves Hackathon · 2026-12-19 · Brussels, BE
NEXT26 Hackathon · 2026-12-21 — 2026-12-22 · Olkusz, PL
Future Founders Hackathon · 2027-01-21 — 2027-01-21 · London, GB
The Mum Lab: Build Night (Sponsored by Lovable) — From Idea to Shipped in 2 Hours · 2027-01-23 — 2027-01-23 · Berlin, DE
WTC BUILDATHON - Feb 11 · 2027-02-11 — 2027-02-11 · Amsterdam, NL
Snakemake Hackathon March 2027 · 2027-03-08 — 2027-03-12 · Villigen PSI, CH
European Defense Tech Hackathon — Hannover · 2027-03-12 — 2027-03-14 · Hanover, Niedersachsen, DE
European Defense Tech Hackathon - Bratislava · 2027-03-19 — 2027-03-21 · Bratislava, SK
SotonHack 2027 · 2027-03-20 — 2027-03-21 · Southampton, GB

Some information is collected automatically and is provided without warranty. Dates, deadlines and conditions may change · please verify on the organizer's official page before using this data. Details · Report an error

Frequently asked questions

Where can I find upcoming Developer Tools / DX hackathons in Europe?

Right on this page: Hackathon Hub lists 76 upcoming Developer Tools / DX hackathons with dates, locations, deadlines and a link to register.

Which cities host Developer Tools / DX hackathons?

Currently mostly London, Berlin, Helsinki and Paris. In total the events are spread across 49 cities in 19 countries.

Are there beginner-friendly Developer Tools / DX hackathons?

Yes. 1 of the currently listed Developer Tools / DX events are marked beginner-friendly by their organizers, often with mentoring and on-site team matching.

How often is this list updated?

Hackathon Hub reviews and extends the events continuously. The most recent entry on this page was updated on 11 November 2026.

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