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DEV Challenges

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

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Gemini Intelligence Is Not Just an AI Feature — It's a Platform Shift (And Developers Should Be Worried)

Gemini Intelligence Is Not Just an AI Feature — It's a Platform Shift (And Developers Should Be Worried)

4
Comments
3 min read
Google I/O 2026 Made Me Realize AI Agents Are Becoming Real Development Infrastructure

Google I/O Challenge submission

Google I/O 2026 Made Me Realize AI Agents Are Becoming Real Development Infrastructure

5
Comments
3 min read
Google Antigravity 2.0 Is the I/O 2026 Announcement Devs Are Sleeping On

Google I/O Challenge submission

Google Antigravity 2.0 Is the I/O 2026 Announcement Devs Are Sleeping On

4
Comments
4 min read
Gemma 4 Is the First Open Model I'd Actually Recommend to a Client

Gemma 4 Challenge: Write about Gemma 4 Submission

Gemma 4 Is the First Open Model I'd Actually Recommend to a Client

6
Comments 2
9 min read
Turning Daily Habits into Magic: A Gemini-Powered Eco Dashboard for Kids

DEV Weekend Challenge: Earth Day

Turning Daily Habits into Magic: A Gemini-Powered Eco Dashboard for Kids

1
Comments
2 min read
HERMES AGENT WRITE UP SUMMISSIO

Hermes Agent Challenge Submission

HERMES AGENT WRITE UP SUMMISSIO

3
Comments
4 min read
How to measure prompt cache hit ratio in your Hermes Agent

Hermes Agent Challenge Submission

How to measure prompt cache hit ratio in your Hermes Agent

4
Comments 2
4 min read
Which Gemma 4 Model Should You Actually Use? I Tested All of Them, So You Don't Have To

Gemma 4 Challenge: Write about Gemma 4 Submission

Which Gemma 4 Model Should You Actually Use? I Tested All of Them, So You Don't Have To

4
Comments
6 min read
How Google AI Studio Is Quietly Redefining Developer Workflows

Google I/O Challenge submission

How Google AI Studio Is Quietly Redefining Developer Workflows

4
Comments 1
5 min read
Global Accord: A Climate Negotiation Game for Earth Day

DEV Weekend Challenge: Earth Day

Global Accord: A Climate Negotiation Game for Earth Day

2
Comments
6 min read
Google I/O 2026 - From “Prompting” to “Acting”

Google I/O Challenge submission

Google I/O 2026 - From “Prompting” to “Acting”

9
Comments
4 min read
Bidet AI — on-device Gemma 4 turns a messy brain-dump into clean writing

Gemma 4 Challenge: Build With Gemma 4 Submission

Bidet AI — on-device Gemma 4 turns a messy brain-dump into clean writing

3
Comments 2
5 min read
Two Local-Agent Philosophies: Where Hermes Earns Its Design, and Where the Tradeoffs Invert

Hermes Agent Challenge Submission

Two Local-Agent Philosophies: Where Hermes Earns Its Design, and Where the Tradeoffs Invert

4
Comments
7 min read
LyricLens - AI-powered song lyrics analysis tool

Gemma 4 Challenge: Build With Gemma 4 Submission

LyricLens - AI-powered song lyrics analysis tool

3
Comments
1 min read
I Made Tyre Size Detection App Using Gemma4:e4b

Gemma 4 Challenge: Build With Gemma 4 Submission

I Made Tyre Size Detection App Using Gemma4:e4b

3
Comments 1
2 min read
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