Rahul Kumaar (rahulkumaaronly)

India

OneAquaHealth IEEE Global Hackathon

Online

Healthy Waters Healthy Ecosystems.Healthy Communities

$3,500 in prizes
Winners TBD
1362 participants

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners TBD
28600 participants

TechCommons Hacks V2 - Hacks to Inspire

Online

Hack for Impact. Inspire the Future!

$39,900 in prizes
Winners announced
260 participants

AI Builders Hackathon

Online

Building the Future of Intelligent Systems. The Internet Needs Better AI.

$33,900 in prizes
Winners TBD
3510 participants

CALL-E: Your Code Is Calling

Online

Turn your code into an AI agent that makes real phone calls.

$10,000 in prizes
Winners announced
3199 participants

3D Websites Hackathon

Online

Build the most creative and visually stunning 3D website imaginable. No limits. Just creativity.

$55 in prizes
Winners announced
1582 participants

Africa Deep Tech Challenge 2026

Online

The Laptop LLM Challenge: Build On-Device AI for the Hardware Africa Actually Has

$16,500 in prizes
Winners announced
1856 participants

NeuralSprint

Online

The future is being built by people just like you. Bring your ideas, your curiosity, and your code — and sprint toward something nobody's built before.

Non-monetary prizes
Winners announced
662 participants

ImpactForge

Online

Every great change started with someone who decided to build it. Join ImpactForge and forge the tools, apps, and ideas the world actually needs.

$300 in prizes
Winners announced
979 participants

CockroachDB × AWS Hackathon - Build with Agentic Memory

Online

Agents that think. Agents that act. Agents that remember; reliably, globally, at any scale.

$8,750 in prizes
Winners announced
3698 participants

YouCam API Skin AI & Apparel VTO Hackathon

Online

Join YouCam API to Build the Future of Skin and Fashion Retail - Compete for $6,000 in prizes

$6,000 in prizes
Winners announced
1278 participants

Caspian Buildathon: Build agents that can reach anyone

Online

Build any AI agent you want, then give it hands. One rule: it must use caspian-sdk and run on at least two channels. $14,500 in prizes

$14,500 in prizes
Winners TBD
288 participants

ML Empowerment Build Challenge 2.0

Online

Learn AI, build real-world projects, and create impact through guided resources, mentorship, and a global community of student innovators. @mlempowermentfoundation on Instagram.

Non-monetary prizes
Winners announced
1183 participants

Arm Create: AI Optimization Challenge

Online

One challenge. Three frontiers of AI. All powered by Arm.

$8,000 in prizes
Winners announced
2475 participants

Build with DataHub: The Agent Hackathon

Online

Build AI agents with DataHub's open-source Context Platform.

$20,500 in prizes
Winners announced
3066 participants

Backblaze Generative Media Hackathon: Build with Genblaze on B2

Online

Build the next generation of AI media apps. Generate with Genblaze. Store on Backblaze B2.

$10,000 in prizes
Winners announced
1309 participants

India High School Exoplanet Data Challenge

Online

Build a classification model using real NASA data. Get published. Change how the world sees the stars.

$10,300 in prizes
Winners announced
478 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46675 participants

Global AI Hackathon Series with Qwen Cloud

Online

Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks.

$45,000 in prizes
Winners announced
8440 participants

SmartAIthon 2026

Online

SmartAIthon 2026 aims to encourage students and recent graduates to develop innovative AI-driven solutions for real-world smart city challenges.

₹ 10,000 in prizes
Winners TBD
731 participants

Dev Connect- Gemini powered

Online

Develop N Connect

Non-monetary prizes
Winners announced
113 participants