Tejeshwini rajendran (tejeshwinirajendran)

India

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

Assistive Innovation Challenge 2026

Online

Build software that empowers people with disabilities through accessibility, autonomy, and independence.

Non-monetary prizes
Winners TBD
289 participants

Creator Colosseum Startup Competition: Student Founders. Real Startups.

Online

Bring your startup idea to reality with professional feedback and mentorship for top 10 ideas, as well as $500+ in total cash prizes

$575 in prizes
Winners announced
586 participants

NACOS X GDG AI Hackathon

Online

An AI hackathon where you use AI to build tools that can help Nigerian university

Non-monetary prizes
Winners TBD
347 participants

Youth Code x AI

Online

Harness AI to create innovative solutions for real-world challenges in business, education, mental health, sports, the environment, and communities!

$2,700 in prizes
Winners announced
1037 participants

NextGenHacks

Online

Build the future with NextGenHacks—create innovative projects, explore new ideas, and turn your vision into reality in a beginner-friendly, open-ended hackathon for all builders.

$1,000 in prizes
Winners announced
1330 participants

Your idea vs 1,000 other marketers. Let’s see where you actually stand.

Online

All that you need to know about Your idea vs 1,000 other marketers. Let’s see where you actually stand.

₹ 10,000 in prizes
Winners announced
197 participants

Design4Future

Online

D4F

Non-monetary prizes
Winners announced
301 participants

Next Byte Hacks V2

Online

Next Byte Hacks V2: An open-ended hackathon open to everyone. Build stunning projects, assemble a great team, and compete for big prizes!

$100 in prizes
Winners announced
457 participants

GreenHack By Grevoro

Bengaluru, India

Code for Impact. Design for Sustainability.

₹ 15,000 in prizes
May 7 – 29, 2026
139 participants

HackAmerica

Online

America's Largest Hackathon for High School Students

$575 in prizes
Winners announced
563 participants

Build with MeDo Hackathon

Online

Build creative applications with MeDo, no coding required. Push the boundaries of what you can create.

$50,000 in prizes
Winners announced
8337 participants

Girls in STEM: AI for Social Good Hackathon

Online

A girls-in-STEM hackathon where students build AI and tech projects to solve real community problems

Non-monetary prizes
Winners announced
207 participants

GNEC Hackathon 2026 Spring - Compete For UN-Affiliated/NGO Internships & Prizes

Online

Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs!

$700 in prizes
Winners announced
836 participants

Learning Hackathon: Spec Driven Development

Online

Great AI projects start with great planning. Learn the process with Claude Code and apply it to yours.

Non-monetary prizes
Winners announced
1245 participants

Build with AI: Code Social – From Idea to Demo

Online

Turn your ideas into real projects with AI.

Non-monetary prizes
Winners announced
148 participants

UI/UX Design Hackathon (Gain Professional Feedback!)

Online

Create an app that addresses a pressing issue in this world and receive feedback from professional UI/UX Designers!

Non-monetary prizes
Winners announced
129 participants

AETHRA GLOBAL IDEATHON 2025

Online

All you need is an Idea - and a drive to create impact!!

$5,785 in prizes
Winners announced
557 participants

Maximally Steal-A-Thon

Online

The only hackathon where original ideas are banned. Copy, remix, and steal like an artist.

₹ 169,000 in prizes
Winners announced
132 participants

Open Hack

Online

You Code , You Create , You Collaborate

₹ 10,000 in prizes
Winners announced
305 participants

Horror Hacks

Online

A beginner friendly hackathon centered all about Halloween!

$300 in prizes
Winners announced
322 participants

Google Chrome Built-in AI Challenge 2025

Online

Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI.

$70,000 in prizes
Winners announced
14087 participants

BUILD Halloween Hacks

Online

Join the BUILD Halloween Hacks this October 1-October 31, 2025 for a spooky community hackathon!

$9,717 in prizes
Winners announced
224 participants

GNEC Hackathon 2025 Fall - Compete For UN-Affiliated/NGO Internships & Prizes

Online

Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs!

$700 in prizes
Winners announced
912 participants