Blockchain & Web3 Hackathons in 2026
Explore 625 blockchain & Web3 hackathons in 2026. Hackathons exploring blockchain technology, smart contracts, DeFi, DAOs, and decentralized applications.
Hackathons
25
Avg Prize
$60K
Organizers
63
Sunday, November 15, 2026
Ongoing
dreamDEX Perps Builder Bounty
Online
Oct 19 – Nov 15, 2026Somnia NetworkOnline$3K
Blockchain
Fintech
Ongoing
Solana Hackathon 2026
Online
Oct 11 – Nov 16, 2026Encode ClubOnline
Blockchain
Ongoing
Singularity
Hybrid
Oct 31 – Nov 17, 2026Keshav Mahavidyalaya (KMV), University of Delhi (DU), DelhiPitampura, India
Blockchain
Fintech
IoT
Ongoing
Build with MUSD and MEZO : Bitcoin's Economic Layer
Online
Nov 2 – Nov 19, 2026Mezo NetworkOnline$7K
Blockchain
Fintech
Ongoing
CodeOdyssey '26
Online
Oct 19 – Nov 19, 2026JECRC University (JECRCU), Vidhani, Jaipur, RajasthanOnline$108
Blockchain
Fintech
Web Development
Ongoing
World is Flat Hackathon
Online
Nov 7 – Nov 20, 2026World is FlatOnline$10
Blockchain
Ongoing
University Blockchain Conference Hackathon 2026
In Person
Nov 13 – Nov 20, 2026college.xyzAustin, United States$22K
Blockchain
Ongoing
Dakar Bitcoin Hack by BTrust
Online
Oct 26 – Nov 20, 2026Dakar Bitcoin DaysOnline$901K
Blockchain
Fintech
Open Source
Ongoing
Hack in Hills ’26
In Person
Sep 9 – Nov 21, 2026Galgotias University (GU), Greater NoidaManali, India
Blockchain
Artificial Intelligence
Ongoing
BCH BLAZE 2026
Online
Oct 10 – Nov 22, 2026BCH BlazeOnline$8K
Blockchain
Fintech
Ongoing
HackIn Drive 2026
Hybrid
Oct 30 – Nov 24, 2026Upcoming EngineerHybrid$50K
Artificial Intelligence
Blockchain
IoT
Ongoing
Exora 2.0 : Unveil The Build
Hybrid
Nov 7 – Nov 28, 2026ABES Engineering CollegeGurugram, India
Blockchain
Fintech
Health
Ongoing
SuperteamTR x Dev3pack: University Hackathon — Bursa Chapter
In Person
Nov 7 – Nov 29, 2026Superteam Türkiye & Dev3packBursa, Turkey
Blockchain
Ongoing
Build Your One-Person On-Chain Finance Business with SoSoValue
Online
Jun 28 – Nov 30, 2026SoSoValueOnline$4K
Blockchain
Fintech
Ongoing
Reactive Omni Buildathon
Online
Nov 6 – Dec 6, 2026Reactive NetworkOnline$6K
Blockchain
Ongoing
Aevum Builder Challenge #1
Online
Nov 4 – Dec 11, 2026QDayOnline$2K
Blockchain
Fintech
Ongoing
Agent Arena Competition: Evidence Mining
Online
Nov 13 – Dec 11, 2026GensynOnline$7K
Artificial Intelligence
Blockchain
Ongoing
Concordium Trusted Agents Hackathon
Online
Nov 2 – Dec 11, 2026Encode ClubOnline
Artificial Intelligence
Blockchain
Ongoing
Build Privacy-First Apps on Midnight
Online
Nov 3 – Dec 15, 2026MidnightOnline$5K
Blockchain
Ongoing
Defy'27
In Person
Nov 11 – Dec 15, 2026Vellore Institute of Technology (VIT), ChennaiChennai, India$1K
Blockchain