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DEV Challenges

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

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Building Secure Multi-Agent Systems: My Takeaways from Google I/O 2026

Google I/O Writing Challenge Submission

Building Secure Multi-Agent Systems: My Takeaways from Google I/O 2026

Comments
3 min read
How Gemma 4 Became the Cognitive Core of a Cinematic AI Tutoring System

Gemma 4 Challenge: Write about Gemma 4 Submission

How Gemma 4 Became the Cognitive Core of a Cinematic AI Tutoring System

5
Comments
5 min read
I Replaced ChatGPT With Gemma 4 In My Product. It Felt Like The Same Radio Show With A Different Host.

Gemma 4 Challenge: Build With Gemma 4 Submission

I Replaced ChatGPT With Gemma 4 In My Product. It Felt Like The Same Radio Show With A Different Host.

Comments
6 min read
Turing's Mirror - A Game About the Question We Still Haven't Answered

June Solstice Game Jam Submission

Turing's Mirror - A Game About the Question We Still Haven't Answered

50
Comments 16
4 min read
Why Gemma 4 Matters for Africa and Low-Connectivity Regions

Gemma 4 Challenge: Write about Gemma 4 Submission

Why Gemma 4 Matters for Africa and Low-Connectivity Regions

3
Comments
5 min read
OpenGuard: Self-Hosted Static Code Analysis (SCA) with Local AI Auto-Fixes (Gemma 4)

Gemma 4 Challenge: Build With Gemma 4 Submission

OpenGuard: Self-Hosted Static Code Analysis (SCA) with Local AI Auto-Fixes (Gemma 4)

5
Comments
3 min read
Gemma 4 as an On-Call SRE: Turning Alert Spam into One Reasoned Incident

Gemma 4 Challenge: Write about Gemma 4 Submission

Gemma 4 as an On-Call SRE: Turning Alert Spam into One Reasoned Incident

1
Comments
6 min read
Blossom — a small step toward student mental wellbeing

Gemma 4 Challenge: Build With Gemma 4 Submission

Blossom — a small step toward student mental wellbeing

4
Comments
3 min read
Wrapping Hermes Agent with agent-stack: six tiny libs for the boring parts

Hermes Agent Challenge Submission

Wrapping Hermes Agent with agent-stack: six tiny libs for the boring parts

3
Comments
5 min read
OpenShift Virtualization Migration Advisor — Local-First, Powered by Gemma 4 26B MoE

Gemma 4 Challenge: Build With Gemma 4 Submission

OpenShift Virtualization Migration Advisor — Local-First, Powered by Gemma 4 26B MoE

2
Comments
5 min read
I built a tool that catches misleading charts using Gemma 4 running locally

Gemma 4 Challenge: Build With Gemma 4 Submission

I built a tool that catches misleading charts using Gemma 4 running locally

2
Comments
5 min read
I Put Gemma 4's 2B Model on My Phone to Distill a Day of Screenshots Into a Recap

Gemma 4 Challenge: Build With Gemma 4 Submission

I Put Gemma 4's 2B Model on My Phone to Distill a Day of Screenshots Into a Recap

1
Comments
5 min read
Your AI, Your Device, Your Data - Introducing Aide

Gemma 4 Challenge: Build With Gemma 4 Submission

Your AI, Your Device, Your Data - Introducing Aide

1
Comments
6 min read
QuietPulse - Mood Tracker

Gemma 4 Challenge: Build With Gemma 4 Submission

QuietPulse - Mood Tracker

1
Comments
2 min read
Five failure modes for long-running agents like Hermes Agent

Hermes Agent Challenge Submission

Five failure modes for long-running agents like Hermes Agent

1
Comments
3 min read
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