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Join a DEV Online Hackathon or Writing Challenge

DEV Challenges are mini Hackathons that provide a fun opportunity for you to build up experience using new tools or to publicly show off your best skills to the community, potential employers and more.

Active Challenges

Join these challenges while they’re open.

Oct ’26

300+ events

Hacktoberfest

AI belongs to everyone. Join builders around the world for in-person and online events exploring open-source AI.

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Ongoing Challenges

New opportunities every month.

MLH × DEV

🏆

Monthly MLH × DEV Writing Challenge

Built something at an MLH hackathon? Publish your project story on DEV with #mlhacks for another chance to win.

$100 per selected project
New window every month

See how it works
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Launching Soon

Get familiar with what’s coming next.

Kaggle Challenge

Coming soon!

Upcoming

Cash prizes 🤑

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Sanity Challenge

A brand new challenge with Sanity is coming!

Upcoming

Cash prizes 🤑

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Past Challenges

Explore the complete archive of previous DEV challenges.

Weekend Challenge: Generosity Edition

A short-form challenge that fits into your weekend!

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Weekend Challenge: Dog Days Edition

A short-form challenge that fits into your weekend!

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Frontend Challenge: Comfort Food Edition

Flex your CSS and JavaScript Skills!

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DEV's Summer Bug Smash

Help us crush bugs and win amazing prizes this summer!

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Weekend Challenge: Passion Edition

A short-form challenge that fits into your weekend!

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June Solstice Game Jam

Build a game inspired by June and its many celebrations.

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GitHub Finish-Up-A-Thon Challenge

Finally finish what you started!

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Google I/O 2026 Writing Challenge

Tune into Google I/O and start exploring!

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Hermes Agent Challenge

Build and write with an open source AI agent.

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Gemma 4 Challenge

Build and write with Google's latest open models

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Google Cloud NEXT Writing Challenge

Tune into Google Cloud NEXT and start exploring!

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Weekend Challenge: Earth Day Edition

A short-form challenge that fits into your weekend!

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OpenClaw Challenge

Share your OpenClaw experience with the community!

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DEV April Fools Challenge

Build something completely useless or silly!

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2026 WeCoded Challenge

A Celebration of Gender Equity in Software Development

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Notion MCP Challenge

Centralize your workflow!

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Weekend Challenge: Community Edition

A short-form challenge that fits into your weekend!

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Built with Google Gemini: Writing Challenge

Reflect on what you've built with Google Gemini and share your story!

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GitHub Copilot CLI Challenge

Your terminal's new sidekick!

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Algolia Agent Studio Challenge

Manage your entire search infrastructure using natural language!

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New Year, New You Portfolio Challenge

Build or update your developer portfolio using Google AI!

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DEV's Worldwide Show and Tell Challenge Presented by Mux

Record a 1-minute pitch video and show off your project

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Xano AI-Powered Backend Challenge

Build production-ready backends at AI speed.

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AI Challenge for Cross-Platform Apps

From zero to project in 10 seconds!

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AI Agents Intensive Course Writing Challenge

Share your journey from the 5-Day AI Agents Intensive Course

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Agentic Postgres Challenge

Experiment with the first database built for agents 🤖

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Frontend Challenge: Halloween Edition

Flex your CSS and JavaScript Skills!

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Auth0 for AI Agents Challenge

Secure AI agents, humans, and whatever comes next!

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2025 Hacktoberfest Writing Challenge

Celebrate open source through writing!

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KendoReact Free Components Challenge

Build without boundaries!

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Google AI Studio Multimodal Challenge

The fastest way to start building!

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Heroku "Back to School" AI Challenge

Make the back-to-school transition smoother, smarter, and more successful!

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Midnight Network "Privacy First" Challenge

Build privacy-enhancing applications using zero-knowledge proofs!

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Real-Time AI Agents powered by n8n and Bright Data

Give your AI agents the power of real-time web data!

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Redis AI Challenge

Build AI apps with speed, memory, and accuracy!

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AssemblyAI Voice Agents Challenge

Innovate with ultra fast, ultra accurate streaming speech-to-text.

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Algolia MCP Server Challenge

Manage your entire search infrastructure using natural language!

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Frontend Challenge: Office Edition

Flex your HTML, CSS, and JavaScript skills!

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World's Largest Hackathon Writing Challenge

Reflect and Share Your World's Largest Hackathon Journey!

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Storyblok Headless CMS Challenge

Make bigger, faster market impact with the CMS that gets out of your way.

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Runner H AI Agent Challenge: $10,000 in Prizes

Delegate all your tasks to Runner H AI Agent.

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Frontend Challenge: June Celebrations

Flex your CSS and JavaScript skills!

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Postmark Challenge: Inbox Innovators

The email delivery service that people actually like!

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Bright Data Real-Time AI Agents Challenge

Give your AI the keys to the Web

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Amazon Q Developer Quack The Code Challenge

The most capable generative AI–powered assistant for software development.

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Permit.io Authorization Challenge

Never build permissions again!

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Alibaba Cloud Web Game Challenge

The possibilities are endless!

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Pulumi Deploy and Document Challenge

Automate, Secure, and Manage Everything You Run in the Cloud!

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KendoReact Free Components Challenge

The only React component library you need!

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2025 WeCoded Challenge

A Celebration of Gender Equity in Software Development

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Future Writing Challenge

Flex your writing skills!

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Frontend Challenge: February Edition

Flex your CSS and JavaScript Skills!

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Agent.ai Challenge

If you can dream it, you can build it — with Agent.ai.

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GitHub Copilot 1-Day Build Challenge

Take flight with GitHub Copilot 🛫

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2025 New Year Writing challenge

One look back, one leap forward!

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Bright Data Web Scraping Challenge

Extract fresh, structured web data from over 100 popular domains. 100% compliant and ethical scraping.

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Frontend Challenge: December Edition

Flex your CSS and JavaScript Skills!

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DevCycle Feature Flag Challenge

Always Know the State of Your Flags!

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AssemblyAI Challenge

Innovate with superhuman speech-to-text accuracy.

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The Open Source AI Challenge with pgai and Ollama

Endless possibilities with PostgreSQL and Open Source!

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Wix Studio Challenge: Community Edition

Flex your JavaScript skills while leveraging the Wix Studio developer platform!

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Pinata Challenge

The Internet’s File API – “Easier than S3 and lightning fast!”

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Hacktoberfest Writing Challenge

Reflect on Hacktoberfest and Flex your writing skills!

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Web Game Challenge

Exercise your creativity and show off your skills!

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Frontend Challenge v24.09.04

Flex your CSS and JS skills!

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Neon OSS Starter Kit Challenge

Neon is a Postgres platform designed to help you build reliable and scalable applications faster.

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Nylas AI and Communications Challenge

Build the future of AI-driven Email and Calendar apps.

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Frontend Challenge v24.07.24

Flex your CSS and JS skills!

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Build Better on Stellar: Smart Contract Challenge

Transition to Web3 and begin your blockchain adventure with Stellar.

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Wix Studio Challenge

Flex your JavaScript skills while leveraging the Wix Studio low-code environment!

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Twilio Challenge

Combine the power of AI and the magic of Twilio!

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Computer Science Challenge

Flex your writing skills!

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Frontend Challenge v24.05.29

Flex your CSS and JavaScript skills!

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The AWS Amplify Fullstack Typescript Challenge

Go from idea to app in hours!

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Netlify Dynamic Site Challenge

Build dynamic and high-performance digital experiences, across any framework!

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Coze AI Bot Challenge

A challenge all about bots and building plugins or workflows related to bots!

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Frontend Challenge v24.04.17

Flex your CSS and JavaScript skills!

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Cloudflare AI Challenge

Deploy a Serverless AI App on Cloudflare Workers

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Frontend Challenge v24.03.20

Flex your CSS, JS, and writing skills with our first ever DEV Frontend Challenge!

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