Web Development Hackathons in 2026

Explore 50 web development hackathons in 2026. Hackathons building web apps, frontend and backend systems, and full-stack projects.

Hackathons

50

Avg Prize

$99K

Organizers

48

Saturday, August 15, 2026

MCA 2026 projects

Feb 27 – Dec 25, 2026Mizzou Computing AssociationOnline

Web Development

Artificial Intelligence

DEMOKHE

Mar 24, 2026 – Mar 24, 2030HacKSUOnline

Web Development

Artificial Intelligence

Aurora Global Hackathon

Mar 31, 2026 – Apr 1, 2027no hostOnline$1K

Web Development

Mobile Development

Artificial Intelligence

GenZ Can Hack 2026

Apr 1 – Aug 22, 2026Kids for Kids Toronto Coding ClubToronto, Canada$1K

Web Development

Artificial Intelligence

Build with Gemini XPRIZE

May 19 – Aug 17, 2026XPRIZEOnline$2.0M

Artificial Intelligence

Web Development

Zerve × HackerEarth — $10,000 Data Challenge

Jun 8 – Sep 13, 2026HackerEarthOnline

Web Development

AI Hackathon.

Jun 10 – Aug 18, 2026Algo UniversityOnline

Artificial Intelligence

Web Development

AnimalHack 2026

Jun 14 – Sep 12, 2026BinnovativeOnline

Web Development

AI YES :International Youth AI Competition

Jun 17 – Sep 1, 2026International AI Youth Education SocietyOnline

Artificial Intelligence

Web Development

Africa Deep Tech Challenge 2026

Jun 17 – Aug 25, 2026Africa Deep Tech FoundationOnline$17K

Web Development

Artificial Intelligence

Build Beyond Hackathon

Jun 18 – Aug 22, 2026BuildBeyondOnline$500

Web Development

Artificial Intelligence

Hack The Limit

Jun 18 – Aug 30, 2026HackTheLimitOnline$350

Web Development

NeuralSprint

Jun 19 – Aug 24, 2026NeuralSprintOnline$150

Web Development

Artificial Intelligence

ImpactForge

Jun 19 – Aug 24, 2026ImpactForgeOnline$300

Web Development

QuantumHacks

Jun 21 – Aug 21, 2026QuantumhacksOnline$1K

Web Development

Artificial Intelligence

BuunieX Hackathon

Jun 22 – Aug 22, 2026TechieBunnies teamOnline

Artificial Intelligence

Web Development

3D Websites Hackathon

Jun 22 – Aug 31, 2026high schoolOnline$55

Web Development

The Rice University Urban Sustainability Hackathon

Jun 23 – Sep 18, 2026Rice UniversityOnline$18K

Web Development

DSH Pitch

Jun 24 – Oct 25, 2026STEMiseOnline$100

Web Development

Artificial Intelligence

HTCJ Aviation Futures Innovation Challenge

Jun 25 – Oct 9, 2026hacktheconcretejungleLos Angeles, United States

Web Development

Artificial Intelligence

LUMA Hackathon (August 30th - September 7th)

Jun 26 – Sep 7, 2026LUMAOnline

Web Development

Artificial Intelligence

LUMA Hackathon (October 11th - 18th)

Jun 26 – Oct 18, 2026LUMAOnline

Web Development

Artificial Intelligence

LUMA Hackathon (September 20th - 28th)

Jun 26 – Sep 28, 2026LUMAOnline

Web Development

Artificial Intelligence

Build Your One-Person On-Chain Finance Business with SoSoValue

Jun 28 – Aug 23, 2026SoSoValueOnline$4K

Web Development

Hackonomics 2026

Jul 1 – Aug 17, 2026Organizer hackonomicsOnline$10

Web Development

YouCam API Skin AI & Apparel VTO Hackathon

Jul 6 – Aug 17, 2026Perfect CorpOnline$6K

Web Development

Artificial Intelligence

Win4AISafety - Open Research Summer Challenge

Jul 6 – Aug 17, 2026SAIN UtrechtOnline

Web Development

Artificial Intelligence

WEEX AI Wars II: Rise of Intelligence

Jul 7 – Aug 31, 2026WEEX LABsOnline$200K

Artificial Intelligence

Web Development

WEEX AI Wars II：人类 vs AI

Jul 7 – Aug 31, 2026WEEX LABsOnline$200K

Artificial Intelligence

Web Development

WEEX AI Wars II：人類 vs AI

Jul 7 – Aug 31, 2026WEEX LABsOnline$200K

Artificial Intelligence

Web Development

Global Innovation Build Challenge V2

Jul 11 – Sep 21, 2026Kang Chiao International School StudentOnline$148K

Artificial Intelligence

Web Development

Programmable Money Hackathon

Jul 12 – Aug 30, 2026Encode ClubOnline

Web Development

Galuxium Nexus V2

Jul 15 – Aug 31, 2026GaluxiumOnline$3K

Web Development

Code for Humanity

Jul 16, 2026 – Jan 15, 2027nillOnline

Web Development

Artificial Intelligence

Build With Gemini - Creation Code

Jul 17 – Sep 3, 2026Trainzex AIJaipur, India

Web Development

Artificial Intelligence

Evorozen Apex: NextGen AI Buildathon

Jul 17 – Sep 20, 2026EvorozenOnline

Web Development

Artificial Intelligence

Hack Away Hunger: Food Insecurity Challenge

Jul 18 – Oct 9, 2026dsmHack.orgJohnston, United States$5K

Web Development

Syntax Summit

Jul 18 – Sep 5, 2026Student OrganizationOnline

Web Development

Rampamble

Jul 22 – Aug 20, 2026kitKolhapur, India$50K

Artificial Intelligence

Web Development

The Great Agent Hackathon

Jul 23 – Aug 25, 2026Women In Product IndiaBengaluru, India$1K

Web Development

Artificial Intelligence

CALL-E: Your Code Is Calling

Jul 23 – Sep 14, 2026CALL-EOnline$10K

Web Development

Artificial Intelligence

NEXORA Global Hackathon

Jul 23 – Aug 15, 2026SVHECOnline

Artificial Intelligence

Web Development

Caspian AI Agent Hackathon

Jul 26 – Aug 16, 2026CaspianOnline$240

Artificial Intelligence

Web Development

Agentic Cinema: The Blockbuster Hackathon

Jul 27 – Sep 9, 2026GoogleOnline$75K

Web Development

Artificial Intelligence

Caspian Buildathon: Build agents that can reach anyone

Jul 28 – Aug 16, 2026BITS PilaniOnline$15K

Web Development

Artificial Intelligence

Vidhyarthi Sewa EduHack Karnataka 2026

Jul 31 – Aug 20, 2026Primus B SchoolHonnenahalli, India$600

Web Development

CodeStorm 2026: FutureForge

Jul 31 – Aug 31, 2026Online

Web Development

Mobile Development

Hacksocial 2026

Aug 1 – Aug 31, 2026HacksocialOnline$4K

Web Development

Artificial Intelligence

Hack days in KGI

Aug 2 – Aug 19, 2026Major League HackingHosur, India

Web Development

Artificial Intelligence

COMPSPHERE 11

Aug 3 – Sep 17, 2026President UniversityOnline$1K

Web Development

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Web Development 2027

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