Past Hackathons

SIES GST Nerul

The Pareidolia Paradox

The Pareidolia Paradox is an online machine learning challenge focused on image classification and computer vision. Challenge Objective Participants must classify 256 × 256 grayscale lunar surface images into one of two categories: Class 0: Depth: Craters, holes, and surface depressions Class 1 :Rise: Mounds, hills, rocks, and boulders The Challenge The appearance of lunar terrain changes depending on the direction of sunlight. A crater illuminated from one direction c…

GeeksForGeeks Campus Body MIET

Geeks2Code

About the Hackathon: Geeks2Code is a completely virtual hackathon that brings together students, developers, innovators, and technology enthusiasts to build innovative solutions to real-world problems. The hackathon follows a 3-round format, beginning with idea submission, followed by an online mentoring round for shortlisted teams, and concluding with the final project presentation and evaluation. The event is completely virtual, so participants can take part remotely fr…

S.R.M Institute of Science and Technology

Win, If You Can: Code The Solution X MaVionix India Pvt Ltd

Win, If You Can: Code The Solution X MaVionix India Pvt Ltd and S.R.M Institute of Science and Technology. Join WhatsApp Group for Updates: https://chat.whatsapp.com/ISYUAIyyhbFBvU6oaVex7G Guidelines: Eligibility: The competition is open to college and university students. Participants from different colleges/universities are allowed to form a team. Students from different specializations, branches, departments, and academic backgrounds are also allowed to form a team…

Evorozen

Evorozen Apex: NextGen AI Buildathon

NIMBLUX

Orvix Hackathon

ORVIX Hackathon is a national online hackathon organized by NIMBLUX to bring together developers, designers, innovators, and students to solve real-world problems through technology. Join our Group: https://chat.whatsapp.com/FEmomRwaYYw2SJvbzN0uPa?s=cl&p=a&ilr=1 Whether you're passionate about AI, Web Development, Mobile Apps, Cybersecurity, Blockchain, Cloud Computing, or Open Innovation, this hackathon is your chance to showcase your skills, collaborate with like-minded…

Make Waves on XRPL

Make Waves is a 90-day challenge to build a live app on XRPL Mainnet, get real users, and generate real on-chain volume.

Hack Club

Graphiques Innovation Challenge

chain

Chain Jam Vol. 1

Major League Hacking (MLH)

Hack the North

Seattle GiveCamp

Seattle GiveCamp 2026

Seattle GiveCamp is a free, in-person weekend hackathon where developers, designers, and project managers build real software for Seattle-area nonprofits — completely pro bono. Since 2011, we have served 150+ nonprofits with free tech work worth hundreds of thousands of dollars a year. No entry fee and no sponsor pitches — you show up, join a team, and ship something useful for your community. When: October 16–18, 2026 (Friday evening – Sunday) Where: Microsoft Building 1…

Chandigarh University (CU), Ajitgarh, Punjab

Zinnovatio 4.0

The Department of Computer Science and Engineering proposes to host Zinnovatio 4.0 – Gen Z Innovations Hackathon on 30-31 oct, 2026. This National-level flagship event will bring together creative and technically skilled minds from diverse engineering disciplines to collaboratively design solutions for real-world challenges. The hackathon will be organized in a hybrid format, beginning with online screening rounds and culminating in an offline final showcase. Key Objective…

Avalon OpenHack

Code. Create. Compete.

Product Space

Agentic AI Hackathon

Overview: Dates: 19th & 20th Sept, 2026 Registrations: Now Open Kickoff Session: 19th Sept (Saturday) This is a hands-on, build-first hackathon created for individuals who want to launch a real AI product, not just present ideas or mockups. What You’ll Do: During these two days, participants will: Conceptualize, build, and launch a complete agentic AI solution Work on practical, real-world challenges Go through the entire product journey: Identifying the problem D…

Delhi Technological University (DTU), New Delhi

Vivekananda Innovation Hackathon 2026

Vivekananda Innovation Hackathon 2026 Innovate • Collaborate • Impact Delhi Technological University (DTU), in partnership with Ramakrishna Mission Vivekananda Institute of Values, Gurugram, presents Vivekananda Innovation Hackathon 2026 — a National Level Hackathon that brings together young innovators, problem-solvers, and technology enthusiasts from across India. Inspired by the vision of Swami Vivekananda, the hackathon aims to encourage students to transform ideas in…

Major League Hacking (MLH)

HopHacks

SRM Institute of Science and Technology (SRMIST), Kattankulathur, Chennai

NeuraMorphix HackForge 2026

NeuraMorphix HackForge 2026 About NeuraMorphix HackForge 2026 is a 2-Day Online Hackathon organized by Team NeuraMorphix, a student-led AI initiative focused on building innovative solutions for real-world problems. Hackathon: 19–20 September 2026 Mode: 100% Online Theme: Forge the Future — AI for Every Real Problem Got an idea that can change the world? This is your stage. IDEATE. BUILD. DISRUPT. Hackathon Timeline : • Registration Deadline: 15 September 2026 | 11:59…

Vellore Institute of Technology (VIT), Vellore

Manufacture Your Dream: RC Car Building and Racing

Overview: Manufacture Your Dream is a hands-on engineering and racing competition organized by the Society of Manufacturing Engineers for graVITas 2026. The event combines teamwork, creativity, and friendly competition into an engaging challenge where participants build and race their own vehicles. The competition consists of two core phases: The Assembly Phase: Teams receive all required tools and materials to assemble a remote-controlled car as quickly and accurately as…

invoqe

BuildForge Hackathon

About the Hackathon: Have an idea? Build it. Ship it. BuildForge is an open-innovation hackathon where participants turn their ideas into working products or functional prototypes. With no predefined problem statements, fixed domains, or technology restrictions, you are free to identify a problem, discover an opportunity, and build a solution that creates real value. Whether you're building with AI, software, healthcare, education, finance, productivity, cybersecurity, so…

University of Engineering and Management Kolkata

Hack Synthesis 3.0 - 2026

HackSynthesis A high-octane 30-hour hackathon where creativity meets code and ideas in order to transform into impactful solutions. The hackathon invites the brightest student innovators, designers and developers from across the nation to collaborate, complete and go beyond the boundaries of technology. Rules & Guidelines Plagiarism will lead to immediate disqualification. Respect mentors, volunteers, and other participants. Bring your own laptop, chargers, and essentia…

Fruit Fly-athon

​Fruit Fly-athon is a one-day hackathon for creating games, research tools, simulations, robots, visualizations, and experimental applications powered by the mapped nervous system of a real fruit fly.

BUIDL CTC 2026 Fall - BUIDL For The Real World

BUIDL For The Real World A hackathon series sponsored by Creditcoin & Credit Labs

ETHGlobal

ETHOnline 2026

The Zerve AI Challenge

What if your slowest analysis took seconds? It does now. And we'll pay $10,000 to the people who prove it.

OpenAI

GPT-6 Astra Hackathon NYC

This hackathon is for developers, technical founders, and startup teams to build with GPT-6 Astra – the world’s most intelligent and aligned model. Meet the OpenAI team and compete for a chance to demo onstage for a panel of judges (announcing soon).

Sibyl Labs Hackathon

Build with persistent Sibyl memory, then use Base and Virtuals where they make your agent stronger. Every verified partner stack increases your Builder Score.

OpenAI

GPT-6 Astra Hackathon SF

This hackathon is for developers, technical founders, and startup teams to build with GPT-6 Astra – the world’s most intelligent and aligned model. Meet the OpenAI team and compete for a chance to demo onstage for a panel of judges (announcing soon).

Event Contracts Hackathon

Build the next generation of prediction market experiences on DreamDEX.

Syndicate by Maximor

​AO is hosting Syndicate by Maximor, a global hackathon focused on building practical autonomous agent systems.

Rote Playoffs Hackathon

​Your agent solves something hard. It works. Then the session ends and the method goes with it. Next week you ask for the same thing and it works the whole problem out again from scratch, slowly, and maybe differently. ​That's the problem this hackathon exists to kill. ​A live event of builders, one arena, one job: ship a Play that other people actually want to run.

Claude Workshop | ADHD Hacks | Bangalore

​What if the tools for ADHD brains were built by ADHD brains?

Build what moves India

A hackathon to rethink public service websites.

GTM Engineering: Hackathon for Founders | Inkle x Aspire

​Build an AI-powered outbound engine for selling to the U.S.

ORION BUILDER HACKATHON

Build an AI agent, ship a working demo, and compete for a share of the prize pool. Every kind of agent is welcome, and every entry is judged on real work.

Frontier Engineering Challenge 2026

Build at the frontier of agentic AI. August 28–31, 2026. Online, individual, free.

European Defense Tech Hackathon – Hamburg

​Join us and 100+ hackers from all across Europe and beyond for the European Defense Tech Hackathon on August 28-30, 2026, in Hamburg, Germany.

The Hive | ApplyBee Hackathon 2026

The Hive is ApplyBee AI's 24-hour builder hackathon — register for the ApplyBee Hackathon to ship AI agents across Virality, Revenue, and Novelty tracks.

The Running Hackathon

​The first hackathon in Europe where you run and build at the same time.

Monad Blitz Amsterdam Hackathon

Monad Blitz is the longest running vibe-coding web3 hackathon where builders ship fast, learn by doing, and plug directly into the Monad ecosystem. Since launching in May 2025, we’ve taken 50+ editions of this high-energy one-day hackathon concept across the globe. Shanghai to San Francisco. Lagos to Lisbon.

CODE Hackathon

​Friday of kick-off week. This is one of the most CODE typical things we could do. ​Your chance to try and work with other generations and the person you meet all the time in the kitchen. Find a project for the new semester and possible new faces that might inspire you to try new directions.

Lyzr Agent Labs - Hyderabad

​Lyzr Agent Labs – Hyderabad Edition ​We’re launching the Agent Engineer Movement with the very first Lyzr Agent Labs event in Hyderabad, on a mission to enable 1M agent builders across the globe.

Inception World Model Hackathon II

​24 hours. Bangalore + Online. 400 builders. One goal: build what comes next.

Midnight Moonshot Hackathon

Build for 24 straight hours. Take it to market. Pitch to VCs & hiring managers.

Build for India AI Hackathon – Hyderabad Edition

The Build for India AI Hackathon – Hyderabad Edition brings together developers, students, founders, product thinkers, designers, and AI enthusiasts to build innovative solutions for real-world fintech challenges. Organized by Paytm, this hackathon offers participants an opportunity to explore AI, build impactful products, and solve challenges across the Paytm ecosystem, focusing on personalization, trust, payments, business operations, and customer engagement.

Monad Blitz Belgrade

​Monad Blitz Belgrade is a one-day, in-person hackathon for developers who want to learn, build, and ship on Monad.

Monad Blitz Abuja Hackathon

​Abuja, get ready, because Monad Blitz is rolling into town and it's bringing chaos, code, and caffeine in equal measure.

The IndeHub Hackathon 2026

Powered by RevenueCat | Build with WWDC26

Brainwave 2026

Welcome to Brainwave 2026, a global innovation challenge designed to bring together students, developers, designers, researchers, entrepreneurs, and technology professionals from around the world.

Hack Hydra: The HydraDB Open Source Hackathon

​Build with the HydraDB open-source repo. Compete for $5,000 in prizes.

OpenAI Codex Community Hackathon - Bengaluru

​Codex Community Build Hackathon – Bangalore ​Welcome to Bangalore’s Codex Community Build Hackathon.

Monad Blitz Bangalore V5

​Monad Blitz is storming into Bangalore for Blitz V5! This isn't your typical multi-day hackathon. It's a high-intensity, one-day IRL build sprint where you'll learn Monad, ship fast, and plug directly into one of the most exciting high-performance blockchain ecosystems today.

"Built for NYC": AI Hackathon at NYPL

Join The New York Public Library for our inaugural public hackathon to find innovative hacks for some of the city’s unique challenges.

AI Ideathon 2026

Join AI Ideathon 2026, a three day online AI hackathon where students, developers, designers, founders, entrepreneurs, and AI enthusiasts come together to turn ideas into working AI powered solutions.

AO

The Orchestra Hackathon

Whether you want to build a tool, game, app, workflow, creative experiment, devtool, dashboard, or something completely unhinged, bring it.

OpenAI

OpenAI Build Week

Join a global week of building with Codex

Zoo API Makeathon

The Zoo API Makeathon is a virtual building competition focused on one goal: Create projects designed to inspire fellow developers, showcase new possibilities with Zoo APIs, and encourage others to build on, remix, and expand their ideas.

Slack Agent Builder Challenge

We’re calling on all builders—from seasoned Slack veterans to "vibe coders" picking up the Slack CLI for the first time—to join the Slack Agent Builder Challenge. This is your opportunity to redefine the workplace by building intelligent agents that automate workflows, surface real-time insights, and connect systems in ways we haven’t imagined yet.

Sarvam BuildIn' Hours

Sarvam BuildIn' Hours is a 12 hour hackathon that brings together developers, founders, researchers, and AI enthusiasts to build innovative applications powered by Sarvam AI.

Solana Blitz v7

​A hackathon series for building real-time apps on Solana. This edition runs a full week, and the theme is Collaboration. The Wizardio's Choice prize is reserved for teams formed during Blitz. Prizes go to projects using Ephemeral Rollups or Private ERs, but anything built with MagicBlock is welcome to submit.

Ship it | Replit x TPF

A hands-on, in-person build session happening on 9th August. There's an open floor to build on Replit followed by a showcase of live demos from the room, open networking to team up on the spot, and food and drinks on the house. Not a conference, not a pitch night. Just laptops open and things getting shipped.

Hack with VoiceOS

Calling all students, creators, builders, founders, PMs, and engineers to push the boundaries of Voice AI with VoiceOS. ​Come with an idea, build it over the course of the day, and pitch live to our YC judges & more

Rain & Monad Foundation

Raingentic Commerce Hackathon NYC

Build with Rain and Monad at a high-conviction weekend hackathon for senior engineers in New York.

Monad Blitz Jakarta

​Monad Blitz is coming to Jakarta! This isn’t your typical multi-day hackathon, it’s a high-intensity, one-day IRL build sprint where you’ll learn Monad, ship fast, and plug directly into one of the most exciting high-performance blockchain ecosystems today.

Monad Blitz London Hackathon

​Monad Blitz is coming to London — and this edition is something special.

Push to Prod Hackathon: Building at the Frontier

Anthropic & Elevation Capital are bringing you Push to Prod: Building at the Frontier on August 8, 2026, a part of Basecamp, Bengaluru’s week-long, community-led tech festival running from August 6th to 12th.

UiPath AgentHack

UiPath AgentHack is the UiPath Community global online hackathon for developers, automation engineers, data scientists, AI engineers, students, and professionals who want to go beyond basic automation and build agentic solutions that work in enterprise environments.

Prava Payments

Agentic Commerce Hackathon

Build agents that act, shop, book, renew and pay. 48 hours. Online. $50,000 in credits.

Click-a-Thon by ClickHouse

24 hours. 30 teams. One real problem worth shipping on the fastest database in the game.

Build irl - Ep 1

​A space to build for indie hackers, builders, and vibe coders who want to actually build, not network, not pitch, not "collab." Bring your laptop and your project (finished, half-finished, or barely started) and spend the day building alongside people doing the same thing.

Global AI Hackathon Series with Qwen Cloud

The first Qwen Cloud Global AI Hackathon. Five tracks. $70,000+ in prizes. Powered by Alibaba's frontier models.

Sarvam Epoch Buildathon by GrowthX

GrowthX Presents Sarvam Epoch Buildathon 200 builders. 8 hours. ₹3L cash.

Pocket FM

Zero to One Hackathon

India’s first generative media hackathon, where AI meets storytelling, audio, and visual creation. Two days, 150+ builders, one stage. Ship something real from zero to one.

AdventureX 2026

China’s largest hackathon is returning to Hangzhou.

ETHGlobal

ETHGlobal Lisbon 2026

Come build our decentralized future ETHGlobal hackathons enable you to experiment with cutting edge web3 technologies and develop an idea you're passionate about. This is your opportunity to learn about crypto, expand your network, meet industry professionals, and find like-minded people who are collectively creating a new kind of web.

Stellar Build Station Delhi NCR (21 Days Builders Sprint)

​Stellar Build Station Delhi NCR is a 21-day builder sprint designed for serious developers, founders, and hackers ready to build real-world applications on Stellar.

Projet: Hack & Hire

Tired of submitting the same CV to hundreds of companies? We are too. Compete in a hiring hackathon and get direct access to founders from fast-growing startups in one afternoon. Winners walk away with guaranteed interviews.

AI Hacker House: Solstice Edition

Bring an idea, bring a laptop, or just bring curiosity. This is for developers, designers, marketers, sales folks and entrepreneurs who want to build something real with AI in a single day, alongside experienced builders.

Build with AI: Code for Communities

Build with AI: Code for Communities is a national hackathon by Google Cloud that connects developers, designers, and AI builders directly with sitting Members of Parliament to solve real, on-the-ground governance problems in constituency development planning, environment, healthcare, and agriculture.

APAC Stellar Hackathon

🌎 APAC Stellar Hackathon APAC's biggest regional developer competition on Stellar. Welcome to the APAC Stellar Hackathon, where the best builders from across APAC come together to create real-world financial applications on Stellar.

Canara Bank

SuRaksha Cyber Hackathon 2.0

SuRaksha, an initiative by Canara Bank, is a campus-focused hackathon designed to reshape the future of digital security in fintech platforms. In an era of rapid banking digitization, traditional password-based logins are proving insufficient.

Build Anything

Spark Hackathon

Build Anything onchain that solves a personal problem

AI Hardware Buildathon

Get a box of parts, give it a brain. Build something that sees, thinks, and moves.

World Cup Hackathon

A World Cup hackathon for builders who want real-time match data wired into real products. $50K across three tracks: markets, trading agents, and fan experiences. All powered by TxODDS’ live football API on Solana.

Give Your Agent a Brain: ADK, MCP, & Persistent Memory

Stateless chat is dead. Join this code lab to build intelligent, personalized systems using Google ADK, external tools via MCP, and persistent memory.

EVM Capital Hackathon

EVM Capital is hosting a 24-hour hackathon at LocalHost HQ, Bengaluru.

Eternal's first-ever iOS Hackathon

We at Eternal are excited to present SwiftDidLoad, our first-ever iOS Hackathon, happening on 18th–19th July, Delhi. You won’t want to miss this! 🚀

Casper Agentic Buildathon 2026 - Qualification Round

Welcome to the Casper Agentic Buildathon 2026 - Qualification Round, hosted by the Casper Association—a global online competition designed to attract, onboard, and empower the next generation of Web3/AI developers. Running from June 1 to June 30, 2026, with a hands-on developer workshop in Istanbul on June 2 during Istanbul Blockchain Week, this buildathon invites builders from all backgrounds to create production-ready applications at the convergence of Agentic AI, Decentralized Finance (DeFi),

Cursor Hackathon Ahmedabad

​The first-ever official Cursor Community Hackathon in Ahmedabad is here.

Codex Nightline

The world’s first AI-built sprint inside a moving Kochi Metro train.

Codex Community Hackathon - Hyderabad 🇮🇳 (July 2026)

​Welcome back to Hyderabad's Codex Community Hackathon x OpenAI Build Week

Splunk Agentic Ops Hackathon

Reimagine the future of agentic operations using Splunk AI

Razorpay | Anthropic | Peak XV

India Builds with Claude

​Razorpay, Anthropic and Peak XV are hosting India's first Claude Builders Showcase — an exclusive evening for AI builders, engineers, and PMs actively building with Claude.

Deutsche Telekom Digital Labs Private Limited

The Talent Hack

The Talent Hack: Build. Compete. Get Hired.

Codex Community Hackathon – New Delhi NCR

​Join us for a hands-on builder sprint with Codex — OpenAI’s coding agent that helps developers build and ship faster.

Bay Builders Hackathon

​Bay Builders Hackathon is opening the doors to the agentic multiverse.

Anthropic, Cerebral Valley

Built with Claude: Life Sciences

Join us for Built with Claude: Life Sciences, a global virtual hackathon in partnership with Gladstone Institutes, a biomedical research organization in San Francisco focused on bold science and innovation.

Mesh API Hackathon

Build AI apps that 10x productivity. One week. Win ₹50,000 and a 1-on-1 with Dhruv Rathee.

CROO Agent Hackathon

Build paid, callable AI agents on the CROO agent commerce layer.

GrowthX

World's Largest Hermes Buildathon - Paris

An intense 8-hour global AI buildathon using Hermes and OpenAI GPT-5.5 in Paris.

GrowthX

World's Largest Hermes Buildathon - Jaipur

An intense 8-hour global AI buildathon using Hermes and OpenAI GPT-5.5 in Jaipur.

GrowthX

World's Largest Hermes Buildathon - Mumbai

An intense 8-hour global AI buildathon using Hermes and OpenAI GPT-5.5 in Mumbai.