Join Web Hackathons 2026

Join web hackathons to build modern applications, sites, and tools for the open internet.
Explore Web hackathons online and in-person
ONLINE Brewing Codes 4.0

March 12, 2028 - March 27, 2028

Upcoming

All that you need to know about Brewing Codes 4.0Brewing Codes 4.0 - Hackathon 2026 General Information Maharishi School of Engineering & Technology (MSoET), Maharishi …

IN-PERSON Hack the Farm

Jan. 27, 2027 - Jan. 29, 2027

Upcoming

Quinze jeunes participants relèveront des défis agricoles concrets à travers des solutions innovantes basées sur la technologie. Chaque année, nous mettons au défi des entrepreneurs, …

IN-PERSON Fountain Hackathon 2026

Nov. 28, 2026 - Nov. 29, 2026

Upcoming

Fountain Hackathon 2026, 28-29 Kasım 2026'da İstanbul’da, Tech Istanbul | Şişli’de yapılacak iki günlük ve ücretsiz bir hackathon. Etkinlik, Türkiye’de ilk kez düzenlenen Y Combinator …

IN-PERSON Teens Hack Houston

Nov. 14, 2026 - Nov. 21, 2026

Open

The Triple H Hackathon is a Houston-centered, 7-day offline and 1-day in-person hackathon hosted by teens, for teens. Competitors aged 19 or younger are invited …

IN-PERSON Lollypop Designathon 2026

Nov. 14, 2026 - Nov. 15, 2026

Open

​Lollypop Designathon 2026 – Global Edition is officially open for registration! ​This year’s Designathon marks a new milestone: an international design competition taking place right …

IN-PERSON Workpeg Hospitality Hackathon

Nov. 13, 2026 - Nov. 14, 2026

Open

One OS. Smarter, faster, and secure by design. Not just another tool. A whole new way to work.

ONLINE World is Flat

Nov. 3, 2026 - Nov. 12, 2026

Ended

The World Is Flat Hackathon on Robinhood Chain is live. We’re inviting developers to explore what can be built on Robinhood Chain - from consumer …

ONLINE Craftable 3D Website Challenge

Nov. 1, 2026 - Dec. 31, 2026

Open

The Craftable 3D Website Challenge is a free online competition. Build one 3D website with Craftable, an AI website builder with a free plan, daily …

IN-PERSON NextGenExpo -Bengaluru

Oct. 23, 2026 - Oct. 25, 2026

Ended

NextGen Expo 2026 - In-Person Hackathon Build. Compete. Innovate. Win. Join us in person at NextGen Expo 2026, Bengaluru, for five hands-on technology challenges. Bring …

IN-PERSON 804 Hacks

Oct. 18, 2026 - Oct. 18, 2026

Ended

Join us on October 18th at the Randolph-Macon College Birdsong Hall for 804 Hacks, a free, 10-hour hackathon for 70+ teenagers in the Richmond, Virginia …

Get ahead in innovation - receive all the latest hackathons directly in your inbox.

Subscribe