Join Solo Hackathons 2026

Build your own project from scratch in solo hackathons—perfect for makers, designers, and indie hackers.
Explore Solo hackathons online and in-person
IN-PERSON barcelonahackathon

Dec. 11, 2026 - Dec. 13, 2026

Upcoming

A 48-hour hackathon for the ones solving real problems and building the future. Come solo or bring a team. We're hosting a hackathon in Barcelona …

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ai · beginner · friendly · social · Barcelona, Catalonia, Spain
ONLINE Homingo Hack Days

Nov. 21, 2026 - Dec. 19, 2026

Upcoming

Homingo Hack Days is a free, online AI engineering hackathon for students and early-career developers across India. It is built around one idea: ship something …

IN-PERSON Leicester · 01 · AI Mobile App Hackathon

Nov. 18, 2026 - Nov. 18, 2026

Upcoming

The first Build Room in Leicester: an evening of hands-on building on Wednesday 18 November 2026, 18:00 to 21:30. Pick an idea, build a working …

IN-PERSON HackTrent 2026

Nov. 6, 2026 - Nov. 8, 2026

Ended

About the challenge Dive into a 24-hour challenge designed to ignite creativity and technical prowess! Whether you're a seasoned coder or a first-time hacker, this …

ONLINE Clocked Build Challenge: Online AI Hackathon

Oct. 21, 2026 - Nov. 10, 2026

Ended

A free, three-week online hackathon. Build a new working app that meaningfully uses at least one Clocked endpoint. Clocked is an LLM API that decides, …

ONLINE Multimodal AI Hackathon 2026

Sept. 30, 2026 - Oct. 14, 2026

Ended

About the challenge Welcome to the Multimodal AI Hackathon 2026, organized by KamandPrompt, the Programming Club of IIT Mandi, Augli.ai, PurpleRain Tech, and LDV Labs. …

IN-PERSON Test Flight: Glasswing Ventures AI Hackathon

Sept. 26, 2026 - Sept. 27, 2026

Ended

Test Flight is a two-day, in-person AI hackathon hosted by Glasswing Ventures at 275 Newbury Street in Boston on September 26 and 27, 2026. One …

ONLINE SerpApi India Hackathon 2026

Sept. 1, 2026 - Oct. 5, 2026

Ended

We are running the SerpApi India Hackathon 2026, a fully online hackathon with prizes worth over ₹3 lakh. Format: Online and free to participate. Deadline: …

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ai · api · web · Online
ONLINE STEMist Hacks IV

July 31, 2026 - Aug. 2, 2026

Ended

Welcome to STEMist Hacks IV where you can create projects to win prizes. Throughout the hackathon, you will also have the opportunity to learn and …

IN-PERSON UCI Designathon

April 24, 2026 - April 26, 2026

Ended

Step into a new dimension of creativity at Design at UCI’s annual 3-day Designathon! This year’s theme is Lost In Space. Join creative minds from …

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