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Presage SmartSpectra SDK Challenge

Build with real-time visual signals. Win $300.

Pulse, breathing rate, HRV, expressions. Build an experience with the Presage SmartSpectra SDK that responds to the people using it.

Necoz Has a New Home on DEV! 🐈🎉
Cover image for Necoz Has a New Home on DEV! 🐈🎉

Open invite for contributors to join the new org

Necoz Has a New Home on DEV! 🐈🎉

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Picked as gem Comments 44
1 min read
I'm 13 and Built a Private, On-Device Photo Editor: APIC vs Canva, Adobe Express, Photopea & remove.bg

Runs entirely via browser-based AI models

I'm 13 and Built a Private, On-Device Photo Editor: APIC vs Canva, Adobe Express, Photopea & remove.bg

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Comments 95
7 min read
Congrats to the Kaggle Benchmarking Challenge Winners!

Kaggle Benchmarking Challenge Submission

Congrats to the Kaggle Benchmarking Challenge Winners!

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Comments 26
4 min read
Engine Off: My 2026 Hackathon Run Is Over

The struggle to stop mid-task

Engine Off: My 2026 Hackathon Run Is Over

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Comments 7
5 min read
PHP Dies After Every Request. How the Zend Engine Actually Runs Your Code.

PHP Dies After Every Request. How the Zend Engine Actually Runs Your Code.

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Picked as gem Comments 2
10 min read
Microserver Updated with Mini Catbot! ✨😻 mew!

Clever use of vector art and CSS blacklights

Microserver Updated with Mini Catbot! ✨😻 mew!

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3 min read
🐾 DEV Pet Corner #5: Show Us Your Pets!

Features campus geese and cozy community pets

🐾 DEV Pet Corner #5: Show Us Your Pets!

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3 min read
Prompt injection isn't a prompt problem. It's an authorization problem.

Prompt injection isn't a prompt problem. It's an authorization problem.

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Comments 7
4 min read
We Built Opsville, a Free Pixel-Art Town Where You Fix DevOps Incidents

We Built Opsville, a Free Pixel-Art Town Where You Fix DevOps Incidents

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Comments
5 min read
A Day In The Life of A Random Coder: A Save Button And a Forward Slash Almost Ruined It

Explains why a missing slash broke .NET HttpClient

A Day In The Life of A Random Coder: A Save Button And a Forward Slash Almost Ruined It

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2 min read
Mobile Data on Android 17 and a 4.9 Kernel: Google Fi on the Pixel 3a

Mobile Data on Android 17 and a 4.9 Kernel: Google Fi on the Pixel 3a

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10 min read
Traefik 3.8's tap middleware triples request latency even with an instant local receiver

Traefik 3.8's tap middleware triples request latency even with an instant local receiver

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Comments
7 min read
What unshare -n leaves behind: building a boundary for an AI recon agent

How local Unix sockets bypass network namespaces

What unshare -n leaves behind: building a boundary for an AI recon agent

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Comments 10
10 min read
Designing Fault-Tolerant API Through Idempotency

Designing Fault-Tolerant API Through Idempotency

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4 min read
We Moved to a Bigger Model to Debug the Test. Then We Went Back to the Smaller One.

We Moved to a Bigger Model to Debug the Test. Then We Went Back to the Smaller One.

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Comments 1
5 min read
Why Your AI Agent Is Brilliant for 20 Minutes and Then Starts Lying

Why Your AI Agent Is Brilliant for 20 Minutes and Then Starts Lying

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Comments 2
4 min read
What was your win this week?

Community shares diverse wins

What was your win this week?

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Comments 67
1 min read
Redis 8.12-rc1's roaring bitmap type shrinks a sparse bitmap from 24MB to 239KB

Redis 8.12-rc1's roaring bitmap type shrinks a sparse bitmap from 24MB to 239KB

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Comments 1
9 min read
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