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DEV Challenges

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

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Why AI Agents Like Hermes Need a Semantic Execution Layer for the Physical World

Hermes Agent Challenge Submission: Write About Hermes Agent

Why AI Agents Like Hermes Need a Semantic Execution Layer for the Physical World

3
Comments
3 min read
Gemma 4 26B Is Not the MoE You Think It Is

Gemma 4 Challenge: Write about Gemma 4 Submission

Gemma 4 26B Is Not the MoE You Think It Is

1
Comments
8 min read
I Built a Local Gemma 4 Reviewer for Merchant Registry Evidence

Gemma 4 Challenge: Build With Gemma 4 Submission

I Built a Local Gemma 4 Reviewer for Merchant Registry Evidence

3
Comments 1
4 min read
Datrix: Chat With Your Data Using Gemma 4 — Charts, ML Models, No Code

Gemma 4 Challenge: Build With Gemma 4 Submission

Datrix: Chat With Your Data Using Gemma 4 — Charts, ML Models, No Code

2
Comments
2 min read
Context Pointer OS: Reconstructing Memory for Long-Running AI Agents

Hermes Agent Challenge Submission: Build With Hermes Agent

Context Pointer OS: Reconstructing Memory for Long-Running AI Agents

1
Comments
3 min read
Evergreen Sentinel : Know Your Waste Laws Before You Toss It

DEV Weekend Challenge: Earth Day

Evergreen Sentinel : Know Your Waste Laws Before You Toss It

1
Comments
1 min read
Built a 100k-Document RAG System by Hand. Hermes Read the Architecture in 47 Seconds.

Hermes Agent Challenge Submission

Built a 100k-Document RAG System by Hand. Hermes Read the Architecture in 47 Seconds.

24
Comments 3
6 min read
AI-dy: On-Device Emergency First Aid with Gemma 4

Gemma 4 Challenge: Build With Gemma 4 Submission

AI-dy: On-Device Emergency First Aid with Gemma 4

2
Comments
3 min read
My Dad Got an Electricity Bill He Couldn't Understand. Google I/O 2026 Just Made That Problem Solvable.

Google I/O Writing Challenge Submission

My Dad Got an Electricity Bill He Couldn't Understand. Google I/O 2026 Just Made That Problem Solvable.

3
Comments
5 min read
Daily Briefing Platform

Gemma 4 Challenge: Build With Gemma 4 Submission

Daily Briefing Platform

4
Comments
3 min read
Google I/O 2026: We're Not Building Apps Anymore — We're Deploying Agents

Google I/O Writing Challenge Submission

Google I/O 2026: We're Not Building Apps Anymore — We're Deploying Agents

4
Comments
5 min read
Bringing Gemma 4 E2B to the Edge: Building a Privacy-First Dream Analyzer with Flutter & LiteRT

Gemma 4 Challenge: Write about Gemma 4 Submission

Bringing Gemma 4 E2B to the Edge: Building a Privacy-First Dream Analyzer with Flutter & LiteRT

3
Comments
5 min read
The Dawn of Smarter Apps: My Take on Google I/O 2026 AI Announcements

Google I/O Writing Challenge Submission

The Dawn of Smarter Apps: My Take on Google I/O 2026 AI Announcements

5
Comments
2 min read
From Cloud AI to Pocket AI: What Google I/O 2026 Means for Mobile Intelligence

Google I/O Writing Challenge Submission

From Cloud AI to Pocket AI: What Google I/O 2026 Means for Mobile Intelligence

4
Comments
5 min read
I Tried Gemini 3.5 Flash After Google I/O 2026 - Here is What I Found :))

Google I/O Writing Challenge Submission

I Tried Gemini 3.5 Flash After Google I/O 2026 - Here is What I Found :))

7
Comments
3 min read
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