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DEV Community

For showing off projects and launching products.

Please make posts community-driven and not overly corporate or salesy.

Typically it is for showing off your thing or your company's thing. You can however, show off someone else's thing, but just make it clear it's theirs and not yours.

Don't just use this tag to share posts or tutorials your proud of — this is really for projects.

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Erik Hill

Jul 22

301 duplicate IDs in the browser, 0 on the JVM: one real bug, end to end

#showdev #testing #java #webdev

5 min read

Jun 20

I built a dead code forensics CLI because "this file is unused" is never enough

#showdev #cli #sideprojects #tooling

3 min read

Jun 21

Turing’s Light: Escape the Enigma – June Solstice Game Jam Submission

#showdev #ai #gamedev #javascript

2 min read

wenyumoney

Jun 20

I Built an Interactive 3D Universe Map Connecting the Yin-Yang Diagram to 11 Scientific Fields

#showdev #learning #science #webdev

2 min read

Jessica Doering

Jul 25

Gem: A Desktop Scanner That Finds GitHub Repos Before They're Trending

#showdev #opensource #productivity #software

1 min read

Gerry Hu

Jun 20

I spent 2 months building a tool to solve the biggest headache in US HR: FMLA compliance (Here is what I learned)

#showdev #productivity #sideprojects #startup

2 min read

Runs entirely client-side via WebCrypto

Mike

Jul 22

Every JWT debugger tells you not to paste real tokens. So I built one where it doesn't matter.

#showdev #webdev #security #javascript

3 min read

JITENDRA KUMAR SINGH

Jun 20

I Built Flash Attention From Scratch — Here's What Nobody Tells You About It

#showdev #machinelearning #deeplearning #cuda

2 min read

slavas-dev

Jun 24

How I built an end-to-end encrypted pastebin (and why the server can’t read your text)

#showdev #webdev #javascript #security

2 min read

Sylar

Jun 25

How I built file tools that never upload your files (Canvas API + Web Workers)

#showdev #webdev #javascript #privacy

2 min read

aierkuite

Jun 20

How a non-coder shipped a camera + voice AI toy — the AI wrote the code, I made the calls

#showdev #ai #beginners #sideprojects

3 min read

Alexandru Pavelescu

Jul 24

I built topolines, an animated topographic contour background for React

#showdev #react #webgl #opensource

1 min read

Sentinel compliance agent

Jun 20

I spent 6 months building a runtime governance layer for AI agents — here's what survived testing"

#showdev #agents #ai #security

5 min read

umbra

Jun 24

LOOM: a tiny effect-typed language as a trust layer for AI-written code

#showdev #ai #programming #security

3 min read

Jul 22

I turned my phone into a remote deck for my Windows laptop — no cloud, no accounts, one npm start

#showdev #javascript #node #opensource

4 min read

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