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Show off what you've built!

submission guidelines

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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Cover image for How I Used Three.js To Create a Real-Time Solar System Simulation In The Browser

Mar 30

How I Used Three.js To Create a Real-Time Solar System Simulation In The Browser

#showdev #webdev #opensource #threejs

2 min read

Cover image for Email as an App: How I Built a High-Conversion Interface

Mar 31

Email as an App: How I Built a High-Conversion Interface

#showdev #productivity #webdev #automation

3 min read

Lora | Tiny Bead

Mar 31

I built a pixel art gacha game in vanilla JS that exports physical bead patterns

#showdev #gamedev #javascript #sideprojects

1 min read

Timmothy

Mar 31

I Built a Free Tool That Checks Your Startup Name Across 7 Platforms

#showdev #productivity #startup #tooling

2 min read

Anatoly

Mar 31

I manage 30+ Telegram groups. I tried every bot framework. Nothing worked. So I built my own.

#showdev #architecture #automation #sideprojects

1 min read

Apr 23

I Built a Toast Library Where a Robot Delivers Your Notifications 🤖

#showdev #javascript #react #ui

3 min read

K Yadav

Mar 30

I Got Tired of Bloated Workflows, So I Built a Lightning-Fast HTML/CSS Editor ⚡

#showdev #css #html #webdev

2 min read

Mar 31

I built 34 free browser-based developer tools — no accounts, no tracking, no ads

#showdev #webdev #javascript #productivity

3 min read

Admin Chainmail

Apr 5

Why I Built a Desktop Gmail Client in 2026

#showdev #electron #gmail #startup

4 min read

Jude Hilgendorf

Apr 20

Building SIEMForge: A Portable SIEM Detection Toolkit with Sigma, Sysmon, and MITRE ATT&CK

#showdev #cybersecurity #python #tooling

3 min read

Cover image for My wife convinced me to finally ship the app we’ve been using for years

Utility over feature bloat

Stokry

Apr 29

My wife convinced me to finally ship the app we’ve been using for years

#showdev #ios #swift #sideprojects

3 min read

Space

Mar 31

Built a Tool That Deep-Links to Exact Answers, Not Question Pages

#showdev #webdev #productivity #opensource

4 min read

gosunuts

Mar 31

End-to-end TLS for public-domain tunnels, without trusting the relay

#showdev #networking #security #webdev

4 min read

Mar 31

Show HN: Isartor – Pure-Rust prompt firewall, deflects 60-95% of LLM traffic

#showdev #llm #rust #security

1 min read

April Fools Challenge Submission ☕️🤡

Apr 12

I Built a Loading Screen That Never Finishes

#showdev #devchallenge #418challenge

2 min read

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