Every hackathon, in one place.

Build With AI: Basics — Sep 22 – Oct 26, 2026

OpenCV AI Competition 2026, powered by AWS — Aug 26 – Oct 26, 2026

Congressional App Challenge 2026 — Submissions Due Oct 26, 2026 (Middle & High School Coding Competition; Registration Open)

AWS CDS Agentic AI Partner Hackathon — Sep 14 – Oct 28, 2026

TUM Blockchain & AI Hackathon 2026 — Oct 30–31, 2026 (Applications Open)

Nebius x NVIDIA Global AI Hackathon — Aug 26 – Oct 30, 2026

ETHGlobal Mumbai 2026 — Nov 5–7, 2026 (Apply to Attend; Approval Required)

OxHack '26 — Oct 24–25, 2026

HackOHI/O 2026 — Oct 24–25, 2026

Sierra Hacks 2026 — Oct 24, 2026 (High School Hackathon; Registration Open)

XRP Ledger Hackathon NYC 2026 — Oct 24–25, 2026 (36-Hour Hackathon; Apply to Attend; Approval Required)

LarpHacks — Oct 24–25, 2026

HackPSU Fall 2026 — Oct 24–25, 2026 (Student Hackathon; Applications Open)

Gator Hack V 2026 — Oct 23–25, 2026

IEEE ClimateChain Global Hackathon — Oct 5–25, 2026 (Online Student Hackathon; Registration Open)

Encode London Hackathon and Conference 2026 — Oct 23–25, 2026

Critical Infrastructure Shield Hackathon Switzerland 2026 — Oct 23–25, 2026

SBUHacks 2026 — Oct 23–25, 2026 (Collegiate Hackathon; Registration Open)

hackCBS 9.0 — Oct 31 – Nov 1, 2026 (Student Hackathon; Registration Open)

GitHub Game Off 2026 — Nov 1 – Dec 1, 2026 (Month-Long Game Jam; Registration Open)

YCP Hacks 2026 — Nov 6–8, 2026

Global Hack Week: Builders Week — Nov 6–12, 2026

Since AI Hackathon 2026 — Nov 6–8, 2026

BioHacks 2026 — Nov 7–8, 2026

MakeUC 2026 — Nov 7–8, 2026 (24-Hour Hybrid Hackathon; Registration Open)

TECH CORPS Hackathon 2026 — Nov 7 & Nov 14, 2026 (Ohio High School Hackathon; Registration Open)

Hack the Change 2026 — Nov 7–8, 2026

MakeCU 2026 — Nov 7–8, 2026 (Hardware Hackathon; Applications Open)

HackUTD 2026: Zero Day — Nov 7–8, 2026 (Student Hackathon; Applications Open)

HackRPI 2026 — Nov 7–8, 2026 (Intercollegiate Hackathon; Registration Open)

Sheridan Datathon 2026 — Nov 7–8, 2026

Vultr: Agent Rush Hackathon — Nov 3–8, 2026

Meta VR Start Developer Competition 2026 — Sep 24 – Nov 18, 2026

Dev3pack Global Hackathon — Nov 27–29, 2026

Kent Hack Enough 2027 — Mar 6–7, 2027

MadHacks 2026 — Nov 14–15, 2026

TreeHacks 2027 — Feb 12–14, 2027

HackTitan 2027 — Feb 2–4, 2027 (Student Hackathon; Registration Open)

LaunchHacks V — Dec 11–15, 2026 (High School Hackathon; Registration Open)

LauzHack 2026 — Nov 21–22, 2026 (Student Hackathon; Applications Open)

Haven 2026 — Nov 14–15, 2026 (Global Teen Game Jam, Ages 13–18; Sign-Ups Open)

Snowglobe 2026 — Nov 20–22, 2026 (Girls-Only High School Hackathon; Qualification Portal Open)

DeveloperWeek 2027 Hackathon — Jan 25 – Feb 11, 2027

NASA Space Apps Challenge 2026 — Nov 14–15, 2026 (Registration Open)

HoyaHacks 2027 — Jan 22–24, 2027 (Student Hackathon; Registration Open)

Hack_NCState 2027 — Feb 6–7, 2027

HackUMass XIV — Nov 13–15, 2026 (36-Hour Student Hackathon; Pre-Registration Open)

Arcangel AI: $1,000,000 IP-A-THON (Early Access; Approval Required)

YouCam API Skin AI & eCommerce VTO Hackathon — Sep 29 – Nov 2, 2026

DiamondHacks 2027 — Apr 3–4, 2027

HarborHack 2026: Agent In The Loop — Oct 23–25, 2026

CommuniHacks 2026 — Nov 7–8, 2026

Emory Hacks 2026 — Nov 13–15, 2026

HenHacks 2027 — Mar 6–7, 2027

12th CASSINI Hackathon: EU Space for Peace and Resilience — Nov 27–29, 2026 (Multi-City; Registration Opening Soon)

HackCamp 2026 — Nov 7–8, 2026 (Beginner-Only Student Hackathon; Interest Form Open)

BoilerMake XIV — Jan 22–24, 2027 (Student Hackathon; Interest Form Open)

hackaTUM 2026 — Nov 27–29, 2026 (Student Hackathon; Applications Open in October)

HackNotts '26 — Oct 24–25, 2026 (Student Hackathon; Interest Form Open)

Hack Western 13 — Nov 20–22, 2026 (Student Hackathon; Interest Form Open)

HackStorm 3.0: Sense, Think and Act — Nov 6–8, 2026 (Registration Opens Oct 1)

CUhackit 2027 — Feb 20–21, 2027 (Student Hackathon; Interest Form Open)

Hacklytics 2027: Digital Bloom — Feb 26–28, 2027 (Data Science Hackathon; Registration Opening Soon)

MakeUofT 2027 — Feb 13–14, 2027 (Makeathon; Applications Coming Soon)

SpartaHack 12 — Feb 6–7, 2027 (Student Hackathon; Applications Coming Soon)

HackHERS 2027 — Feb 27–28, 2027 (Women-Centric Student Hackathon; Registration Opening Soon)

SF Hacks 2027 — Feb 19–21, 2027 (Student Hackathon; Registration Opening Soon)

RevolutionUC 2027 — Feb 27–28, 2027 (Student Hackathon; Interest Form Open)

HackIllinois 2027 (Student Hackathon; Next Cycle Not Yet Posted)

ElleHacks 2027 (Student Hackathon; Date TBA; Applications Not Yet Open)

DurHack 2026 — Nov 14–15, 2026 (Student Hackathon; Tickets Open Sep 30)

Hackville (College Hackathon; Interest Form Open for 2027)

InnovateHer (Student Hackathon; Next Event Feb 6–7, 2027)

uOttaHack 9 (Student Hackathon; Premiering January 2027)

UGAHacks 12 (Student Hackathon; Pre-Registration Open)

Hack@Brown 2027 (Student Hackathon; Applications Coming Soon)

DeltaHacks 13 — Jan 9–11, 2027 (Student Hackathon; Interest Form Open)

nwHacks 2027 — Jan 16–17, 2027 (Student Hackathon; Applications Coming Soon)

UofTHacks 14 (Student Hackathon; Next Cycle January 2027)

LA Hacks (Student Hackathon; Next Event Mid-April 2027)

PennApps XXVII — Spring 2027 (Student Hackathon; Applications Open Late October)

Bitcamp (Student Hackathon; Next Cycle Not Yet Posted)