Shalini Mariappan (shalinimariappan2003)

Chennai, Tamil Nadu, India

MACATHON 2025

Online

We want to see creative products that help people connect in meaningful ways.

$2,998 in prizes
Winners announced
148 participants

PortXFolio

Online

Show us the limitless creativity you can bring to your own portfolio! Design, innovate, and craft something truly unique that reflects your skills, passion, and vision.

$5,600 in prizes
Winners announced
1051 participants

UCI Design-a-thon 2025

Online

UCI Design-a-thon is the largest collegiate design hackathon in Southern California where participants design, prototype, and pitch a product in 48 hours

$2,120 in prizes
Winners announced
254 participants

FutureHacks 7

Online

A hackathon that empowers students of all backgrounds to explore ethical AI in education, fostering innovation, accessibility, and responsible technology use!

$1,175 in prizes
Winners announced
211 participants

Columbia Designathon 2025

Online

Week-long Designathon for NYC undergraduate students!

$100 in prizes
Winners announced
18 participants

AI Agent beginners Hackathon

Online

Let's hack together

$600 in prizes
Winners announced
320 participants

MIT Bitcoin Hackathon: Freedom Tech

Online

Join us for the annual MIT Bitcoin Hackathon -- we welcome projects built on Bitcoin like technology to compete for a $10K prize pool.

$10,000 in prizes
Winners announced
497 participants

Hack_for_Carrier

Online

"Innovating Solutions for Effective Management: Tackling Challenges in the Education Sector"

₹ 1,000 in prizes
Winners announced
226 participants

Catalyst 2025: UI/UX Designathon

Online

Catalyst is a virtual, UI/UX designathon that aims to challenge participants to explore how design, innovation, and community interact.

$748 in prizes
Winners announced
124 participants

Sustainable Buildings Challenge

Online

The Sustainable Buildings Challenge participates will design a technical and public policy solution to a challenge faced by sustainable buildings.

$CAD 100 in prizes
Winners announced
10 participants

iSTEM Hacks - Go from idea to launch in one week

Online

Go from idea to launch in one week

$500 in prizes
Winners announced
64 participants

DAUST CAD Design Challenge (Mechathon)

Online

Design, Innovate , Compete

$60 in prizes
Winners announced
32 participants

InnoHacks 2025 Spring

Online

Join us for a Hackathon where you can build innovative solutions to transform the way we empower the next generation.

$220 in prizes
Winners announced
49 participants

FutureForge

Online

Interdisciplinary Research and Development Hackathon that Aims to Solve Real World Problems

$200 in prizes
Winners announced
129 participants

The Climate Change-Makers Challenge: 2025

Online

Join youth from across the world in this three-day challenge to create solutions for our climate crisis!

$CAD 2,700 in prizes
Winners announced
331 participants

WooHack 2025

Online

An online hackathon hosted by The College of Wooster with three tracks – design, code, data – for U.S. college students at any levels.

$2,119 in prizes
Winners announced
94 participants

AI for Social Interaction

Online

Build AI-driven applications that enhance human connections, improve social media experiences, and create meaningful digital interactions

$150 in prizes
Winners announced
94 participants

The Dev Challenge

Online

for developers , to developers , by developers !!

$6,000 in prizes
Winners announced
775 participants

Rice Design-a-thon 2025

Online

Rice Design-a-thon is a virtual, UI/UX design competition that brings student designers together to create innovative, user-centered products to empower communities

$4,390 in prizes
Winners announced
443 participants

Sáng Tạo AI Việt Nam - AI Unleashed

Online

Cùng nhau khai phá tiềm năng vô hạn của trí tuệ nhân tạo!

Non-monetary prizes
Winners announced
73 participants

CodePi 2024 Innovation Challenge

Online

Code the Future: Unlocking Creativity with Programming!

$2,315 in prizes
Winners announced
474 participants

XR Design Challenge

Online

Shape the Future of Spatial Design

$15,000 in prizes
Winners announced
995 participants

Bearbella x Amberhacks International Hackathon

Online

An innovative approach to problem solving by bridging diverse perspectives and experiences of youth around the globe. Share our campaign: “Together we solve, together we evolve.”

$CAD 50 in prizes
Winners announced
38 participants

Hack4HK

Online

Create technological solutions to empower the Hong Kong Community

$150 in prizes
Winners announced
92 participants