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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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Akhouri Anmol Kumar

Jul 11

I counted every step it takes to convert an image on Windows. Then I built something better.

#showdev #python #windows #productivity

2 min read

AgentHub

Jun 19

I Built an Open-Source API Gateway for 100+ AI Models at $0.14/M Tokens

#showdev #ai #api #opensource

1 min read

Systems-level shift from code to data

Thuangf45

Jul 10

I Got Tired of Maintaining Frontend Code. So I Built a Declarative UI Runtime.

#showdev #javascript #webdev #architecture

16 min read

benjamin

Jun 19

dotenv loads your .env — it doesn't check it. So I built a typed validator.

#showdev #devops #cli #opensource

2 min read

Jun 19

Building a Smart Weather Monitoring System with ESP32-S3 and LVGL

#showdev #iot #tutorial #ui

3 min read

Jun 18

The Scaffolding Engine is Live — 128 Stacks, One Configurator, Zero Opinions

#showdev #fullstack #tooling #webdev

3 min read

Jimmy

Jun 19

I Built a Free Aesthetic Text Generator — Here's What the Data Taught Me About Users

#showdev #javascript #sideprojects #webdev

3 min read

benjamin

Jun 23

My code reviewer kept asking for JSDoc — so I built a zero-dep CLI that catches it first

#showdev #javascript #cli #opensource

2 min read

Jun 18

I built Cepify — a free Brazilian postal code (CEP) API, ViaCEP-compatible (Spring Boot 4 / Java 25)

#showdev #api #java #springboot

2 min read

MORINAGA

Jul 23

Three spec failures the YouTube watchdog surfaced before the publish-night cron

#showdev #programming #githubactions #webdev

4 min read

Jul 20

How I Built MailOS: My Journey With Qwen Cloud

#showdev #ai #llm #productivity

5 min read

vaibhav

Jun 23

I Built an API Monitoring Platform Because My Own API Went Down and I Had No Idea

#showdev #node #javascript #webdev

6 min read

Ecaterina Sevciuc

Jul 22

Why Titles and Price Tags Don't Guarantee Quality: The Work Speaks for Itself

#showdev #webdev #frontend #architecture

6 min read

L. Cordero

Jul 21

Open AI Build Week: Foundation First, Software Second

#showdev #ai #openapi #govtech

10 min read

meghost

Jun 19

I built an open-source, self-hostable Toggl alternative with built-in invoicing

#showdev #opensource #selfhosted #webdev

2 min read

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