General Hackathons
Explore 23 general hackathons. Open-theme hackathons with no specific category restriction — build anything you want.
Hackathons
18
Avg Prize
$36K
Organizers
28
Monday, November 9, 2026
Ongoing
PayPal AI Hackathon
Online
Oct 1 – Nov 12, 2026PayPalOnline$68K
Artificial Intelligence
Fintech
General
Ongoing
Hackday
Online
Oct 29 – Nov 15, 2026TRISHULXOnline
General
Ongoing
ChaosCore Hackathon 2026
Online
Oct 23 – Nov 15, 2026invoqeOnline
General
Ongoing
Roboforge
In Person
Oct 25 – Nov 16, 2026Maharaja Surajmal Institute of Technology (MSIT), New DelhiDelhi, India
IoT
General
Ongoing
Out of Bounds - Web Game Development Hackathon
Online
Oct 25 – Nov 29, 2026Code VariantOnline$138
Game Development
General
Ongoing
Flare
Online
Nov 5 – Nov 29, 2026HoollowOnline
General
Ongoing
CodeDia 2026
Online
Nov 5 – Nov 29, 2026Lovely Professional University (LPU), PunjabOnline$120
Artificial Intelligence
General
Ongoing
IdeaLab Hacks
Online
Nov 4 – Dec 1, 2026IdeaLabOnline
General
Ongoing
The Black-Box Protocol: Stage 03 - System Convergence
In Person
Aug 27 – Dec 27, 2026TECHhelp4UKurukshetra, India$2K
General
Ongoing
CodeBuild 2.0
In Person
Oct 19, 2026 – Jan 16, 2027CobuildDelhi, India$7K
General
Saturday, November 14, 2026
Upcoming
Agent Forge AI Hackathon ハッカソン東京
In Person
Nov 14, 2026daytonaShibuya, Japan
Artificial Intelligence
General
Upcoming
LPC Hacks
Online
Nov 14 – Nov 15, 2026LPCHacksOnline
General
Upcoming
Flushing Tech Bi-Weekly Hackathon
In Person
Nov 14, 2026Flushing TechQueens, United States
General
Upcoming
Flushing Tech Meetup - Hackathon at TIQC
In Person
Nov 14, 2026Tech Incubator at Queens CollegeQueens County, United States
General
Sunday, November 15, 2026
Past hackathons
Recently ended — many run again.
Friday, November 6, 2026
Saturday, October 31, 2026
Wednesday, October 28, 2026
Sunday, October 25, 2026
Saturday, October 24, 2026
Past
Kane CLI Hack Day supported by OpenAI
In Person
Oct 24 – Oct 25, 2026Sparsh KesariSan Francisco, United States
Artificial Intelligence
General
Past
OxHack 2026
In Person
Oct 24 – Oct 25, 2026Oxford UniversityOxfordshire, United Kingdom
General
Past
Noetic X Nebius One Day Hackathon
In Person
Oct 24, 2026George PatinLondon, United Kingdom
Artificial Intelligence
General
