Online Web3 Hackathons
Participate from anywhere in the world. Browse online Web3 and blockchain hackathons, compete for prizes, and build innovative projects.
View all with full filters →Interventions: Entangle Designathon
Mar 20, 2026 - Mar 22, 2026
Prize Pool
Non-cash Prize
HackHPI 2026
Apr 10, 2026 - Apr 11, 2026
Prize Pool
€3.0K
DemoHackathon
Feb 23, 2026 - Feb 24, 2026
Prize Pool
Non-cash Prize
Status: EndedMAHa- Telegram Mini App Hackathon
Jun 4, 2024 - Jul 2, 2024
Prize Pool
$22.0K
Status: EndedAvalanche "Many Chains, United as One" Hack House
Jul 10, 2024 - Jul 11, 2024
Prize Pool
$4.0K
Status: EndedXION BELIEVATHON
Nov 21, 2024 - Jan 18, 2025
Prize Pool
$40.0K
Status: EndedPolkadot Philippines Hackathon 2025
Feb 10, 2025 - Mar 23, 2025
Prize Pool
$10.0K
Status: EndedBeyond boundaries with ICP
Feb 28, 2025 - Mar 24, 2025
Prize Pool
$10.0K
Status: EndedRivalz ai.hack4PH
Mar 20, 2025 - May 4, 2025
Prize Pool
$7.5K
Status: EndedAptos Ctrl+MOVE Hackathon
Aug 4, 2025 - Oct 6, 2025
Prize Pool
$100.0K
Status: EndedDuckChain x AWS Hack: AI Unchained
Aug 25, 2025 - Sep 1, 2025
Prize Pool
$1.1M
Status: EndedCortensor Hackathon #2
Sep 21, 2025 - Nov 2, 2025
Prize Pool
COR3.0K
Status: EndedXION ABSTRACTATHON
Jan 17, 2024 - Feb 15, 2024
Prize Pool
$20.0K
Status: EndedBase Batches 003: Student Track
Feb 17, 2026 - Apr 27, 2026
Prize Pool
Non-cash Prize
Status: EndedRentits Global Hackathon 2026
Jan 9, 2026 - Mar 28, 2026
Prize Pool
Non-cash Prize
Status: EndedCelestia's Infinite Space Bazaar Hackathon
Apr 2, 2024 - May 18, 2024
Prize Pool
TIA100.0K
Status: EndedTG20 Hackathon: Innovating with GRAM
Feb 29, 2024 - Mar 31, 2024
Prize Pool
$10.0K
Status: EndedPlanq Long-Term Grant Program - Round Two
Feb 1, 2024 - May 2, 2024
Prize Pool
$15.0K
Status: EndedPOLKADOT HACKATHON VIETNAM 2023
Oct 20, 2023 - Dec 10, 2023
Prize Pool
$22.0K
Status: EndedOfficial Application for ICC Camp S1
Jan 5, 2024 - Feb 29, 2024
Prize Pool
$3.0M