DEV Community

DEV Challenges

This is the official tag for submissions and announcements related to DEV Challenges.

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Congrats to the Notion MCP Challenge Winners!

AI-powered workspace and GitHub automation

Congrats to the Notion MCP Challenge Winners!

77
Comments 16
3 min read
Defluffer - reduce token usage 📉 by 45% using this one simple trick! [Earthday challenge]

DEV Weekend Challenge: Earth Day

Defluffer - reduce token usage 📉 by 45% using this one simple trick! [Earthday challenge]

21
Comments 7
5 min read
Join the OpenClaw Challenge: $1,200 Prize Pool!

Share your OpenClaw experience

Join the OpenClaw Challenge: $1,200 Prize Pool!

112
Comments 20
4 min read
I Asked AI to Show Me My Life in 2050 — It Was Terrifying

DEV Weekend Challenge: Earth Day

I Asked AI to Show Me My Life in 2050 — It Was Terrifying

4
Comments 3
3 min read
Join our DEV Weekend Challenge — $1,000 in Prizes Across TEN winners! Submissions Due April 20 at 6:59 AM UTC.

Earth Day theme and specific tech categories

Join our DEV Weekend Challenge — $1,000 in Prizes Across TEN winners! Submissions Due April 20 at 6:59 AM UTC.

96
Comments 44
4 min read
🌍 Eco Swap – Small Changes, Big Impact

DEV Weekend Challenge: Earth Day

🌍 Eco Swap – Small Changes, Big Impact

Comments
1 min read
Building a Systemic Autonomy Agent: OpenClaw + Gemma 4 & TurboQuant on Raspberry Pi 4B

OpenClaw Challenge Submission 🦞

Building a Systemic Autonomy Agent: OpenClaw + Gemma 4 & TurboQuant on Raspberry Pi 4B

7
Comments 2
11 min read
LitterLoot: Healing the Earth, One Micro-Bounty at a Time (AI + Web3)

DEV Weekend Challenge: Earth Day

LitterLoot: Healing the Earth, One Micro-Bounty at a Time (AI + Web3)

6
Comments
7 min read
The Chip Account: What It Costs the Planet to Make One Chip

DEV Weekend Challenge: Earth Day

The Chip Account: What It Costs the Planet to Make One Chip

1
Comments
8 min read
EcoChat — AI Sustainability Advisor for Earth Day 🌿

DEV Weekend Challenge: Earth Day

EcoChat — AI Sustainability Advisor for Earth Day 🌿

Comments
2 min read
Thương Hồ Protocol: Eliminating Digital Pollution with $O(1)$ Statelessness & Maritime Wisdom

DEV Weekend Challenge: Earth Day

Thương Hồ Protocol: Eliminating Digital Pollution with $O(1)$ Statelessness & Maritime Wisdom

2
Comments 4
3 min read
The OpenClaw Newbie & Beyond Guide

OpenClaw Challenge Submission 🦞

The OpenClaw Newbie & Beyond Guide

5
Comments
7 min read
EcoSync, a carbon footprint tracker

Auth0 for AI Agents Challenge Submission

EcoSync, a carbon footprint tracker

Comments 1
4 min read
I Built OxyTrack: Turning Small Daily Habits Into Real Environmental Impact 🌱

DEV Weekend Challenge: Earth Day

I Built OxyTrack: Turning Small Daily Habits Into Real Environmental Impact 🌱

Comments
2 min read
🌍 GreenLens — AI That Tells You Exactly Where to Plant Trees

DEV Weekend Challenge: Earth Day

🌍 GreenLens — AI That Tells You Exactly Where to Plant Trees

2
Comments
2 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.