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DEV Challenges

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

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Bio-Neighbor Treatment Auditor** — an open-source, on-device "second opinion" for cancer patients

Gemma 4 Challenge: Build With Gemma 4 Submission

Bio-Neighbor Treatment Auditor** — an open-source, on-device "second opinion" for cancer patients

3
Comments 1
4 min read
☕ Smart Teapot That Refuses to Brew (418 Certified Chaos)

April Fools Challenge Submission ☕️🤡

☕ Smart Teapot That Refuses to Brew (418 Certified Chaos)

2
Comments 2
1 min read
AnsaMe: Assessment practice platform for national exams in Nigerian, using Gemma 4.

Gemma 4 Challenge: Build With Gemma 4 Submission

AnsaMe: Assessment practice platform for national exams in Nigerian, using Gemma 4.

1
Comments
2 min read
🦞I Let an AI Debug My Production Bug… and It Was Right

OpenClaw Challenge Submission 🦞

🦞I Let an AI Debug My Production Bug… and It Was Right

6
Comments 1
2 min read
Unpopular Opinion: Do not use OpenClaw...not yet.

OpenClaw Challenge Submission 🦞

Unpopular Opinion: Do not use OpenClaw...not yet.

77
Comments 36
8 min read
The Agentic SRE: How Google Cloud NEXT '26 Made AI Feel Less Like a Chatbot and More Like a Teammate

Google Cloud NEXT '26 Challenge Submission

The Agentic SRE: How Google Cloud NEXT '26 Made AI Feel Less Like a Chatbot and More Like a Teammate

4
Comments
4 min read
HTCPCP/1.0 Client

April Fools Challenge Submission ☕️🤡

HTCPCP/1.0 Client

Comments
1 min read
Defluffer - reduce token usage 📉 by 45% using this one simple trick! [Earthday challenge]

DEV Weekend Challenge: Earth Day

Defluffer - reduce token usage 📉 by 45% using this one simple trick! [Earthday challenge]

93
Comments 45
5 min read
Sowser: Your Browser Tabs Are a Mess. I Fixed It With Gemma 4 and an Infinite Canvas.

Gemma 4 Challenge: Build With Gemma 4 Submission

Sowser: Your Browser Tabs Are a Mess. I Fixed It With Gemma 4 and an Infinite Canvas.

5
Comments
3 min read
Running Gemma4 for Free on HuggingFace

Gemma 4 Challenge: Write about Gemma 4 Submission

Running Gemma4 for Free on HuggingFace

5
Comments
4 min read
Making Gemma 4 (e2b) production-safe with five tiny libraries

Gemma 4 Challenge: Build With Gemma 4 Submission

Making Gemma 4 (e2b) production-safe with five tiny libraries

3
Comments
5 min read
MergeGuardian 9000: I Built an AI Code Reviewer With a 0% Approval Rate

April Fools Challenge Submission ☕️🤡

MergeGuardian 9000: I Built an AI Code Reviewer With a 0% Approval Rate

9
Comments
11 min read
I Used Gemma 4 to Simulate an Entire Emergency Command Team -- One Model, Six Roles, Real Doctrine

Gemma 4 Challenge: Write about Gemma 4 Submission

I Used Gemma 4 to Simulate an Entire Emergency Command Team -- One Model, Six Roles, Real Doctrine

4
Comments 2
11 min read
Local AI’s "Goldilocks" Moment: Why Gemma 4 is the New Standard for Devs

Gemma 4 Challenge: Write about Gemma 4 Submission

Local AI’s "Goldilocks" Moment: Why Gemma 4 is the New Standard for Devs

7
Comments
2 min read
I Built an AI That Legally Cannot Help You — Meet TeaGPT

April Fools Challenge Submission ☕️🤡

I Built an AI That Legally Cannot Help You — Meet TeaGPT

1
Comments
1 min read
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