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DEV Challenges

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

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mnemo — A local-first learning agent that remembers, without leaking

Hermes Agent Challenge Submission: Build With Hermes Agent

mnemo — A local-first learning agent that remembers, without leaking

3
Comments
4 min read
SecAPI: Secure, AI-Driven API Key Management & Leak Prevention

GitHub “Finish-Up-A-Thon” Challenge Submission

SecAPI: Secure, AI-Driven API Key Management & Leak Prevention

7
Comments 1
4 min read
🦞 I Built a Safe Autonomous Email Agent with OpenClaw and It Actually Works

OpenClaw Challenge Submission 🦞

🦞 I Built a Safe Autonomous Email Agent with OpenClaw and It Actually Works

5
Comments 1
3 min read
Nous Research Hermes Agent: Setup and Tutorial Guide

Hermes Agent Challenge Submission: Write About Hermes Agent

Nous Research Hermes Agent: Setup and Tutorial Guide

14
Comments 2
10 min read
Tokyo Transit: How MCP Helped Me Fix a Broken Multi-Agent System

GitHub “Finish-Up-A-Thon” Challenge Submission

Tokyo Transit: How MCP Helped Me Fix a Broken Multi-Agent System

1
Comments 2
3 min read
Understanding Hermes Agent: Why Agentic AI Is More Than Just a Chatbot

Hermes Agent Challenge Submission: Write About Hermes Agent

Understanding Hermes Agent: Why Agentic AI Is More Than Just a Chatbot

Comments
2 min read
I Built a 25-Agent Polish Parliament That Drafts Bills With Real Legal Citations

Hermes Agent Challenge Submission: Build With Hermes Agent

I Built a 25-Agent Polish Parliament That Drafts Bills With Real Legal Citations

5
Comments 3
6 min read
responseJsonSchema: The Undocumented Gemma 4 Feature That Changed Everything

Gemma 4 Challenge: Write about Gemma 4 Submission

responseJsonSchema: The Undocumented Gemma 4 Feature That Changed Everything

4
Comments
4 min read
My Trading Bot Tried to Execute the Same Trade Twice. That Became SafeAgent.

GitHub “Finish-Up-A-Thon” Challenge Submission

My Trading Bot Tried to Execute the Same Trade Twice. That Became SafeAgent.

4
Comments 3
4 min read
I Built a Tool That Shows What Actually Happens When You Let an AI Agent Hunt Your Own Blind Spots

Hermes Agent Challenge Submission: Write About Hermes Agent

I Built a Tool That Shows What Actually Happens When You Let an AI Agent Hunt Your Own Blind Spots

1
Comments 2
4 min read
Hermes Agent Isn't an AI Agent. It's an Operating System for AI Workers

Hermes Agent Challenge Submission: Write About Hermes Agent

Hermes Agent Isn't an AI Agent. It's an Operating System for AI Workers

1
Comments
5 min read
FindMySubway - Helping NYC Riders Find the best Subway Train

OpenClaw Challenge Submission 🦞

FindMySubway - Helping NYC Riders Find the best Subway Train

1
Comments
3 min read
Winner Announcement Delayed for the Gemma 4 Challenge

Record entries and a June 18 reveal

Winner Announcement Delayed for the Gemma 4 Challenge

61
Comments 16
1 min read
🛠️Building My First AI Agent with Hermes Agent 🤖

Hermes Agent Challenge Submission: Build With Hermes Agent

🛠️Building My First AI Agent with Hermes Agent 🤖

2
Comments 2
3 min read
Reviving Ultra Creative Suite: The First Fully Accessible Video Editor for Blind Users

GitHub “Finish-Up-A-Thon” Challenge Submission

Reviving Ultra Creative Suite: The First Fully Accessible Video Editor for Blind Users

8
Comments 2
2 min read
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