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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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stephen santhosh

Nov 22 '25

Every Night at 4 AM, Algorithms Rejected My Spouse’s Applications

#showdev #career #datascience #ai

5 min read

Oct 30 '25

🎯 Building Code Marathon — an Offline Coding Competition App for Campuses

#showdev #sideprojects #tooling #programming

1 min read

Oct 29 '25

PDF Designer - Build and Preview Dynamic PDFs Right in Your Browser

#showdev #tooling #webdev #productivity

2 min read

Nov 30 '25

I built a Google Maps Clone using Next.js 16 + Leaflet — now it’s an Open-Source Starter Kit

#showdev #webdev #opensource #map

7 min read

Oct 28 '25

OSD600: Lab 6 — Repomix's token count tree feature and its prototyping in Rust

#showdev #rust #cli #tooling

3 min read

Oct 29 '25

Optimizing a load balancing algorithm to minimize the runtime of a static process

#showdev #algorithms #testing #node

13 min read

Oct 28 '25

I Added a Chat Interface to My LLM Training Tool (And You Can Try It Now)

#showdev #machinelearning #tooling #llm

3 min read

Oct 28 '25

Air Fiesta: When the Balloons Multiplied

#showdev #gamedev #sideprojects

4 min read

ryan-w-ai

Dec 1 '25

How I built a free AI Video Watermark Remover using React & Firebase

#showdev #webdev #javascript #productivity

2 min read

Joshua

Dec 1 '25

Design and Simulate System Architecture before building

#showdev #systemdesign #interview #tooling

2 min read

Ethan KERDELHUE

Oct 29 '25

Why I Built lrok — A Simple, Free Tunneling Service with Custom Subdomains

#showdev #networking #webdev #tooling

5 min read

Aubrey D

Oct 28 '25

Implementing New Feature in Repository Context Packager

#showdev #cli #tooling #llm

2 min read

Twig

Nov 30 '25

A small project that turned out to be surprisingly useful.

#showdev #webdev #performance #tooling

1 min read

Nov 30 '25

I Built 48 Developer Tools in a Day Using AI - Here's What I Learned

#showdev #webdev #beginners #ai

4 min read

Mehedi Hasan Sajib

Nov 30 '25

Generate Legacy .xls Files in Go Without LibreOffice — Introducing RetroXL

#showdev #go #opensource #tooling

2 min read

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