monthly deadlines
51 openhackathons in september 2026
source-backed hackathons with september 2026 submission deadlines. thin months stay out of the index.
hackathons in september 2026: as of august 18, 2026, tensor hack tracks 51 open hackathons with $1.9M in source-listed prize money. next deadline: WEBCRAFT24 on sep 01, 2026 · 15d left.
updated hourly · as of august 18, 2026 · 51 open · $1.9M listed prizes
51 hackathons have deadlines between 2026-09-01 and 2026-09-30.
index rule
months with 6 or more listings are indexable. months with 3-5 stay crawlable but noindexed. months below 3 return 404.
this keeps the calendar useful without publishing empty SEO pages.
51 / 51 open
Webcraft24
Devfolio host
Nari Kavach
Faculty of Technology, Delhi University
Dominion 2026
Devfolio host
Devnetwork [API + Cloud + AI] Hackathon 2026
DevNetwork
Mirage CTF 2.0
Amrita Vishwa Vidyapeetham (AVV), Chennai
Startupx Hackathon 2026
Gamnexis
ONE Hack: 8 Hours Web3 Hackathon
Hackers Cult
Hackbios 2K26
Devfolio host
Infinix'26 National Level 32-HOUR Hackathon
Ramco Institute of Technology
Orvix Hackathon
NIMBLUX
Bharatbuild: A Low-code Hackathon
SRM Institute of Science and Technology (SRMIST), Kattankulathur, Chennai
Pasumai Hackathon
SRM Institute of Science and Technology (SRMIST), Kattankulathur, Chennai
Volthacks
Dialogate
Replay Alexandria: Shipaton Edition
Hack Club
Y-hack'26 24-HOUR National Hackathon
KPR Institute of Engineering and Technology (KPRIET), Coimbatore
Includai - THE Neurodiversity Hackathon, IN Part
IncludEDU, partner w Stanford NNEA
Summerhacks
Open Skies Initiative
Dialed IN Builder Challenge
CreateHER Fest
Agentic Cinema: THE Blockbuster Hackathon
P.a.c.e - Where Logic Meets Expression.
Technocrats Institute of Technology (Excellence), Bhopal
THE Pirate’s Flag Capture THE Flag Challenge
Thakur Ramnarayan College of Arts and Commerce
Indradhanu: Pccoe International Grand Challenge
Pimpri Chinchwad College of Engineering (PCCOE), Pune
Hackify 3.0
Devfolio host
Supernova Hackathon
University of Engineering and Management (UEM), Kolkata
Build With Bharat 3.0
Chitkara University (CU), Himachal Pradesh
Binary Hacks 4.0
Devfolio host
Global Hack Week: Data
Major League Hacking
Binary Hacks 4.0
Raj Kumar Goel Institute of Technology (RKGIT), Ghaziabad
Mosip Decode 2026
International Institute of Information Technology (IIIT), Bangalore
Animal Hack
Hack Club
THE Talent Hack
Deutsche Telekom Digital Labs Private Limited
Agents FOR Humans Hackathon
Amazon
Call-e: Your Code IS Calling
CALL-E
Code Voyage
IEM Kolkata
Impact Forge: Summer 2026 Hackathon
ImpactForge
CS Girlies Annual Hackathon - Technology FOR WEL
Computer Science Girlies
Oregonhacks
OregonHacks
Ethonline 2026
ETHGlobal
Reverie Hacks 2026
ReverieHacks
Innovik 6.0 International Hackathon 2026 | IND
VITM
ALL Things Agentic Hackathon
Hacksocial 2026
Hacksocial
THE Rice University Urban Sustainability Hackath
Rice University
Signal Quest Ieee SPS Hackathon 2026
CMR Institute Of Technology
Munichtech Innovation Hackathon 2026 Build APP
DoraHacks host
Global Innovation Build Challenge V2
Kang Chiao International School Student
Evorozen Apex: Nextgen AI Buildathon
DoraHacks host
Aethos - DAY Zero
Together We Solve
Hacker's Gambit 2026
Jaihind college of Engineering Kuran
Tokyo 2026
ETHGlobal
Hacktopus'fe
Devfolio host
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