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DEV Challenges

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

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my hackathon submission

my hackathon submission

2
Comments
2 min read
I Built a Fully Local Iron Man J.A.R.V.I.S. on Gemma 4 — Auto Model Switching, Screen Vision, Wake Word, and 4-Tier Memory System

Gemma 4 Challenge: Write about Gemma 4 Submission

I Built a Fully Local Iron Man J.A.R.V.I.S. on Gemma 4 — Auto Model Switching, Screen Vision, Wake Word, and 4-Tier Memory System

2
Comments
12 min read
My agent started lying. It took me two days to realize the system prompt had changed.

Hermes Agent Challenge Submission: Write About Hermes Agent

My agent started lying. It took me two days to realize the system prompt had changed.

2
Comments
3 min read
I Built a Fully Local Iron Man J.A.R.V.I.S. on Gemma 4 — Auto Model Switching, Screen Vision, Wake Word, and 4-Tier Memory

Gemma 4 Challenge: Build With Gemma 4 Submission

I Built a Fully Local Iron Man J.A.R.V.I.S. on Gemma 4 — Auto Model Switching, Screen Vision, Wake Word, and 4-Tier Memory

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Comments
12 min read
Lumina Creator OS: A Premium AI Creator Intelligence Platform Built With Gemma

Lumina Creator OS: A Premium AI Creator Intelligence Platform Built With Gemma

3
Comments
2 min read
Solstice Cipher: a light-routing puzzle for the June Solstice Game Jam

June Solstice Game Jam Submission

Solstice Cipher: a light-routing puzzle for the June Solstice Game Jam

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Comments 2
2 min read
44 Days of Solana: From an Empty README to a Live NFT on-chain — My Finish-Up-A-Thon Story

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

44 Days of Solana: From an Empty README to a Live NFT on-chain — My Finish-Up-A-Thon Story

2
Comments
8 min read
From Legal Nightmare to Live Product: How I Finally Finished Opticast

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

From Legal Nightmare to Live Product: How I Finally Finished Opticast

2
Comments
8 min read
My Hermes agent ran for 2 hours, hit a timeout at turn 89, and I had to start over. Now it checkpoints.

Hermes Agent Challenge Submission: Write About Hermes Agent

My Hermes agent ran for 2 hours, hit a timeout at turn 89, and I had to start over. Now it checkpoints.

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Comments
2 min read
I ran three Hermes agents in parallel. trace-merge stitched them into one timeline I could read.

Hermes Agent Challenge Submission: Build With Hermes Agent

I ran three Hermes agents in parallel. trace-merge stitched them into one timeline I could read.

3
Comments
5 min read
I Made My AI Models Argue, Then Let Hermes Be the Judge

Hermes Agent Challenge Submission: Build With Hermes Agent

I Made My AI Models Argue, Then Let Hermes Be the Judge

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Comments 43
10 min read
After every Hermes agent run, I print a 10-line summary. Now I know exactly what happened.

Hermes Agent Challenge Submission: Build With Hermes Agent

After every Hermes agent run, I print a 10-line summary. Now I know exactly what happened.

2
Comments
2 min read
From a Simple Rust Gym Log to an Offline-First Gym OS

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

From a Simple Rust Gym Log to an Offline-First Gym OS

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Comments 1
2 min read
PointsTableAndExams — From a Coupled CRUD to a Clean Architecture & CQRS Evaluation System

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

PointsTableAndExams — From a Coupled CRUD to a Clean Architecture & CQRS Evaluation System

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Comments
4 min read
Pipe your Hermes Agent audit log into Datadog in 5 lines (no OTel SDK required)

Hermes Agent Challenge Submission: Write About Hermes Agent

Pipe your Hermes Agent audit log into Datadog in 5 lines (no OTel SDK required)

3
Comments
5 min read
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