Past Hackathons

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.

GrowthX

World's Largest Hermes Buildathon - Hyderabad

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

GrowthX

World's Largest Hermes Buildathon - Delhi NCR

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

GrowthX

World's Largest Hermes Buildathon - Bangalore

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

GrowthX

World's Largest Hermes Buildathon - Dubai

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

GrowthX

World's Largest Hermes Buildathon - London

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

GrowthX

World's Largest Hermes Buildathon - New York

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

GrowthX

World's Largest Hermes Buildathon - San Francisco

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

AI Film Hackathon — Bangalore Edition

Bengaluru's AI filmmaking hackathon is offering ₹2 lakhs.

The AI Native Workforce Hackathon

​1-day Hackathon · For business builders, operators, founders and AI-curious teams

Flipkart × Bengaluru Traffic Police × HackerEarth

Gridlock Hackathon 2.0

Bengaluru is one of India's most ambitious cities. Getting around in it shouldn't be a daily compromise. Gridlock Hackathon 2.0 is Flipkart's call to India's sharpest AI/ML minds, to build real solutions, on real data, with a real shot at going live on Bengaluru's roads. Chronic traffic congestion in a city of over 14 million people continues to affect economic activity, productivity, and quality of life — and the problem is only growing.

Rise of the Builder: The Xero App & Agent Hackathon

​The Rise of the Builder era is here. Two days. $9,000 in prizes. One mission: build AI-powered apps and agents that don’t just look good in a demo, but actually work in the real world. This July, Encode Hub and Xero are bringing together London’s builders, tinkerers, and vibe-coders for a high-energy weekend of hacking.

Pathfinder Hackathon 2026

Get ready for an epic two days during Pathfinder Hackathon 2026, our first ever in-person hackathon.

Xero APP & Agent Hackathon

​Build AI-Powered Apps & Agents ​Powered by XeroThe Rise of the Builder era is here. Two days. £9,000 in prizes. One mission: build AI-powered apps and agents that don’t just look good in a demo, but actually work in the real world. This July, Encode Hub and Xero are bringing together London’s builders, tinkerers, and vibe-coders for a high-energy weekend of hacking. You’ll use Xero’s APIs, MCP Server, CLI, and AI toolkit to create production-grade tools for the 4.4 million small businesses that

Browser-Use Hackathon

​Point an AI agent at a real browser and watch it click, type, scroll, and just... get the job done. 🤯 It is the most demo-able corner of AI right now (the second someone sees a bot book a ticket on its own, they GET it), and the wild part: you can ship something real in a single weekend. ⚡

Stellar Hacks: Real-World ZK

This hackathon is wide open: build anything you want with zero-knowledge on Stellar. Privacy pools, private payments, confidential tokens, identity and compliance proofs, provable computation, verifiable data — if it uses ZK and runs on Stellar, it counts. You can go anywhere on the spectrum from mild (a clean proof-of-concept verifier) to wild (a full shielded payment app).

Microsoft's Build AI

Microsoft Build AI is grounded in a simple belief: meaningful innovation comes from builders who take on tough challenges and deliver real, working solutions. Across six dynamic tracks, you’ll solve complex, real-world problems spanning productivity, security, agentic systems, and beyond. This is not just about ideation - it’s about execution, impact, and building what truly works.

IBM SkillsBuild AI Builders Challenge

Join the IBM SkillsBuild AI Builders Challenge, a global program designed for university students in computer science, engineering, data science, and related fields to build real-world AI solutions using IBM technologies.

Token 2026 | Cars24 AI Hackathon

If you’re a good builder, you don’t need a team to get started. You need time, pressure and the right tools.

Storyblok x AWS Hackathon 2026 | Amsterdam 🇳🇱

Join us across two global locations for hands-on hackathons with Storyblok and AWS. Each edition brings together customers, partners and community members to build, share, and collaborate.

HACKHAZARDS '26

HACKHAZARDS ’26 is a fully digital, community-driven global buildathon organized by NAMESPACE. Known as India’s largest hackathon and one of the largest community-run hackathons globally, HACKHAZARDS brings together developers, designers, founders, and innovators from around the world to build meaningful technology products.

'Sup Build2026 Hackathon

​12 hours of pure building, with an arsenal of AI tools at your disposal! Be pro-thinking. Bring your ideas to scale, and prove that lean teams can ship impactful products with market value. Now that building to scratch an itch costs next-to-nothing, we want to celebrate purposeful & tasteful builds.

USAII® Global AI Hackathon 2026

A global virtual AI hackathon empowering students to build solutions for real-world good—from everyday impact to career readiness.

Global South AI Safety Hackathon | Bengaluru

Join us in person at Bengaluru’s C4C campus for the Asia track of the global AI Safety Hackathon, organized by Apart Research, in partnership with Electric Sheep

Sui Overflow 2026

Sui Overflow 2026 is Sui’s global hackathon, bringing together builders and explorers worldwide to push what’s possible.


AI Hackathon at UC Berkeley

The UC Berkeley AI Hackathon is a 2-day hackathon, where hackers creatively collaborate on innovative technology for a chance to win prizes including cash and tech prizes, and attend workshops and panels to learn more about emerging tech!

Encode Vibe Coding Hackathon

​Join us for an immersive weekend where builders, developers, founders, and creatives come together to hack ideas, prototypes, and startup concepts—using only AI. This unique challenge pushes participants to rely entirely on AI tools, models, and workflows to bring their visions to life.

Nebius X Nova AI Buildathon

​Welcome to the Nebius x Nova Buildathon: a high-intensity, 3-hour AI buildathon for India's most ambitious engineers and founders, hosted at RVCE Bangalore and powered by Nebius Token Factory.

Tempo

MPP Hackathon

The MPP Hackathon is a week-long, on-site builder event at Futura Camp 2026 – Berlin's popup village of builders, researchers, and founders across Ethereum, AI, and the agent economy.

Robotic Agents Hackathon: Build Agents That Move

​A one-day, in-person developer hackathon organised by Cyberwave, focused on building AI agents that sense the physical world, reason with tools, and take real-world action.

#SahAIforShiksha Hackathon 2026

Develop AI-first solutions to real world education challenges in India. Informed by ground reality, Designed for impact and scale.

Cleanverse Build: Verified Finance Hackathon

Build the next generation of compliant financial applications. Two focused tracks. Real API access. Supported by Monad Foundation.

PROMPT x PURCHASE — A Bitrefill Hackathon

Your AI agents can buy anything. ​One day. A secret Berlin club. What ideas can you turn into reality in a single day?

Build Small Hackathon

Build something small. Two weekends. Two tracks. The model on your laptop. The neighbor next door.

BuilderShip

Building, bowling, beer, sunset cruise.

Bengaluru | BLR4 CCCL x Nova — The Buildathon

Please Note: the following event is only for female builders. Join a Claude Community Event, organized by local enthusiasts for everyone who loves building with Claude Code! ​A fast-paced, high-stakes 1-day buildathon for 30 ambitious women builders in Bengaluru — focused entirely on rapid execution with Claude.

The Build Camp - AI Edition | Delhi-NCR

The Build Camp: AI Edition is a flagship AI hackathon and in-person bootcamp built for students from Class 6 to 12 across Delhi NCR.

UXmaxx Hackathon

The UXmaxx Hackathon is about closing that gap. Build with Particle Network’s Universal Accounts, EIP-7702, chain abstraction, and embedded wallets to create crypto products that feel clear, fast, and consumer-ready.

Liquify Indexer API Hackathon

We're challenging the sharpest developers to push the boundaries of Web3 data utilization using the high-speed, adaptable Liquify Indexer API.

Build-A-Bear Hackathon

Build-A-Bear is a vault hackathon for builders who can ship production-ready strategies that can be deployed on Ranger Earn’s whitelisted marketplace.

ETHGlobal

ETHGlobal New York 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.

Vibe with Hermes Agent

​Vibe with Hermes is a community gathering for builders and curious tinkerers exploring what's possible with Hermes.

Cloudflare IRL: Bengaluru

​We are gathering hyper-focused builders under one roof to write code, solve hard architectural problems, and showcase.

Mindbricks Hackathon

​On Saturday, June 13, Mindbricks is bringing developers, founders, and everyone eager to build together at THK & Orion Tekmer for a new edition of the Mindbricks Hackathon.

LiteForge Hackathon

Build Hard Money Web3 on Litecoin's first EVM rollup, powered by zkLTC — and win.

ET AI Hackathon 2.0

The ET AI Hackathon 2.0, in partnership with Unstop, is a nation-scale innovation challenge designed to discover and celebrate India’s brightest emerging AI talent. Building on the success of its first edition, this flagship platform brings together the country’s sharpest minds to solve real-world AI problem statements across business innovation, social impact, and open innovation domains.

Somnia Agentathon

Generate real-world use cases for Somnia’s newly launched Agentic L1 infrastructure with a view to building startups or getting hired!

Reddit

Reddit Mod Tools and Migrated Apps Hackathon

Join Reddit to build moderation tools for the Reddit community!

CopernicusLAC Panamá Hackathon 2026 - Seguridad alimentaria

This hackathon is organized by the CopernicusLAC center in Panama, a joint effort between the European Union (through DG INTPA) and the European Space Agency (ESA) under the EU-LAC Digital Alliance of the Global Gateway project.