Paul Callack (paulmkallarackal)

PayPal AI Hackathon

Featured

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
18105 participants

Agents for Humans Hackathon

Online

Build an AI agent with Strands Agents SDK that handles repetitive tasks

$40,000 in prizes
Winners announced
9907 participants

The WebMCP Challenge

Online

10 days for exploring what’s possible with WebMCP

$35,000 in prizes
Winners announced
7048 participants

Mind the Product presents World Product Day: Everyone Ships Now

Online

World Product Day 2026: 30 days, one community, and the AI tools to finally build the thing. PMs, designers, engineers, the curious... welcome!

$10,000 in prizes
Winners announced
1308 participants

Build with GLM 5.1 Challenge by Z.AI

Online

Build real-world AI use cases with GLM 5.1 from Z.ai. Ship in 1 week. Win cash prizes, get featured, and gain visibility across the global dev ecosystem.

$5,000 in prizes
Winners announced
219 participants

DevStudio 2026 by Logitech

Online

Join the first ever Logitech Developer Challenge for a chance to win an all-expenses-paid trip to Switzerland and a $10,000 cash prize.

$20,000 in prizes
Winners announced
1300 participants

Sky’s the Limit - Cloud9 x JetBrains Hackathon

Online

Reimagine the future. Make it happen. With code.

$25,000 in prizes
Winners announced
2262 participants

LMA EDGE Hackathon

Online

Loan markets reimagined: practical, commercial, and scalable solutions for the multi-trillion dollar loan market.

$25,000 in prizes
Winners announced
2073 participants

TiDB AgentX Hackathon 2025

Online

Forge Agentic AI for Real-World Impact

$30,500 in prizes
Winners announced
2652 participants

Adobe Express Add-ons Hackathon

Online

Code. Connect. Grow your Business.

$30,000 in prizes
Winners announced
3313 participants

Perplexity Hackathon

Online

Create an internet-enabled project to inspire curiosity, seek knowledge, or reason through complex tasks.

$35,000 in prizes
Winners announced
4349 participants

FusionHacks 1

Online

A month-long online hackathon fostering innovation through multidisciplinary collaboration.

$300 in prizes
Winners announced
271 participants

AI Agent beginners Hackathon

Online

Let's hack together

$600 in prizes
Winners announced
319 participants

Azure AI Developer Hackathon

Online

Unleash the future of AI on the Azure cloud

$10,000 in prizes
Winners announced
3345 participants

Building the Next-Gen Agentic App with GraphRAG & NVIDIA cuGraph

Online

Build the future of GenAI—unleash the power of graph to drive intelligent, adaptive systems on ArangoDB, redefining AI-driven applications and innovation! *Still time to register!*

$29,750 in prizes
Winners announced
1669 participants

✰ LIVE AI Ivy Plus 2025

Cambridge, MA, USA

The premier accelerator-backed hackathon program. A fresh and excellent multi-campus hybrid event hosted @Duke @Harvard @Online

$109,900 in prizes
Feb 21 – 23, 2025
407 participants

Hypermode Knowledge Graph + AI Challenge

Online

Build a model-native app using knowledge graphs and the open source Modus API framework

$10,000 in prizes
Winners announced
507 participants