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DEV Challenges

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

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I Built a Bandwidth Bonding Download Manager That Combines WiFi + Ethernet + LTE — Here's How I Finally Shipped It

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

I Built a Bandwidth Bonding Download Manager That Combines WiFi + Ethernet + LTE — Here's How I Finally Shipped It

12
Comments 1
3 min read
Stop Wasting AI Tokens: How I Built a Smart MCP Server to Feed Perfect Code Context

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

Stop Wasting AI Tokens: How I Built a Smart MCP Server to Feed Perfect Code Context

4
Comments
4 min read
Building My First Real AI Agent with Hermes Agent

Hermes Agent Challenge Submission: Write About Hermes Agent

Building My First Real AI Agent with Hermes Agent

4
Comments
3 min read
Stop Building Chatbots. Google Just Showed Us What Comes After.

Google Cloud NEXT '26 Challenge Submission

Stop Building Chatbots. Google Just Showed Us What Comes After.

5
Comments
6 min read
CampaignMind: Stuffing a 5-Year RPG Campaign into Gemma 4's 256K Context Window

Gemma 4 Challenge: Build With Gemma 4 Submission

CampaignMind: Stuffing a 5-Year RPG Campaign into Gemma 4's 256K Context Window

1
Comments
3 min read
Bounty Scout: I gave Hermes the job of finding work that pays — and it wrote its own skill to do it

Hermes Agent Challenge Submission: Build With Hermes Agent

Bounty Scout: I gave Hermes the job of finding work that pays — and it wrote its own skill to do it

5
Comments 1
3 min read
How the 80/20 Rule and GitHub Copilot Saved My Abandoned App From Code Graveyard

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

How the 80/20 Rule and GitHub Copilot Saved My Abandoned App From Code Graveyard

8
Comments
3 min read
🚀 Google Cloud NEXT ’26 Isn’t About Features — It’s About Developer Leverage

Google Cloud NEXT '26 Challenge Submission

🚀 Google Cloud NEXT ’26 Isn’t About Features — It’s About Developer Leverage

2
Comments
3 min read
Reviving Daphq: How I Built an Open-Source, Bare-Metal File Transfer Engine Solo with GitHub Copilot

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

Reviving Daphq: How I Built an Open-Source, Bare-Metal File Transfer Engine Solo with GitHub Copilot

11
Comments 1
5 min read
How Hermes AI Agent can help corner "kioskos" in Caracas, Venezuela

Hermes Agent Challenge Submission: Build With Hermes Agent

How Hermes AI Agent can help corner "kioskos" in Caracas, Venezuela

1
Comments 1
7 min read
I Built an Agent That Does VC Due Diligence in Minutes

Hermes Agent Challenge Submission: Build With Hermes Agent

I Built an Agent That Does VC Due Diligence in Minutes

1
Comments 2
4 min read
Agents Are the New Microservices — And Google Just Proved It at Next '26

Google Cloud NEXT '26 Challenge Submission

Agents Are the New Microservices — And Google Just Proved It at Next '26

2
Comments
3 min read
The Day I Stopped Using AI… and Started Delegating to It

OpenClaw Challenge Submission 🦞

The Day I Stopped Using AI… and Started Delegating to It

Comments
3 min read
A2A: the boring NEXT '26 announcement I can't stop thinking about

Google Cloud NEXT '26 Challenge Submission

A2A: the boring NEXT '26 announcement I can't stop thinking about

1
Comments
6 min read
How I Finally Let a Bot Handle My "Boring" Work

Google Cloud NEXT '26 Challenge Submission

How I Finally Let a Bot Handle My "Boring" Work

Comments
2 min read
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