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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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BXP

Mar 9

I Built an Open Protocol Standard for Air Quality Data — And Anyone Can Run a Node in 3 Minutes

#showdev #data #iot #opensource

3 min read

Dre

Mar 5

I built a live interactive attack demo — watch real prompt injection happen and get blocked in real time

#showdev #ai #opensource #security

1 min read

Dmitry (Dee) Kargaev

Mar 18

castkit: CLI Demo Videos From One Command

#showdev #automation #cli #rust

8 min read

Mar 6

The Annoying Middle Ground of Website Forms

#showdev #webdev #forms #saas

2 min read

Perill

Mar 5

Building ARCHITECT: Real-Time AI Interior Design with Gemini Live API + Google ADK

#showdev #gemini #ai

4 min read

Abdirahman Abdi

Mar 9

I built an AI lead qualification engine from Nairobi with zero funding

#showdev #ai #saas #startup

1 min read

Nicolas

Mar 5

WHOIS is dead, I built an API for what replaces it

#showdev #webdev #api #tutorial

2 min read

Mar 8

Show HN: Joy – Open trust network for AI agents (AI-to-AI vouching)

#showdev #agents #ai #security

1 min read

ithiria894

Apr 8

Claude Hacked Its Own Chat Session. Here's What Happened Next.

#showdev #ai #agents #mcp

8 min read

April Fools Challenge Submission ☕️🤡

Apr 7

Tried Ordering Coffee… Got Rejected by an AI Teapot 🤖☕❌

#showdev #devchallenge #418challenge

2 min read

April Fools Challenge Submission ☕️🤡

Apr 7

Useless Enterprise App

#showdev #devchallenge #418challenge

2 min read

Created using zero HTML tags or images

Mar 31

CSS in City

#showdev #css #webdev

3 min read

Mar 4

Reactive Data Without the Async Headaches

#showdev #frontend #javascript #webdev

5 min read

N L (NASA)

Apr 7

How I Built an Image Converter That Literally Cannot See Your Files

#showdev #javascript #privacy #webdev

4 min read

April Fools Challenge Submission ☕️🤡

HYPHANTA

Apr 8

UselessBets — 13 AI Agents Betting on Things That Don't Matter

#showdev #devchallenge #418challenge #ai

4 min read

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