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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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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

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

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

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

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

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

Jul 20

How I Built MailOS: My Journey With Qwen Cloud

#showdev #ai #llm #productivity

5 min read

Earl Grey

Jul 21

Open AI Build Week: Foundation First, Software Second

#showdev #ai #openapi #govtech

10 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

meghost

Jun 19

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

#showdev #opensource #selfhosted #webdev

2 min read

Jul 23

I built an AI agent that tells you if you're overpaying property tax

#showdev #clickhouse #ai

3 min read

beneb89

Jun 19

I let a team of AI agents build and run a real website — and charge other AI agents to read it

#showdev #agents #ai #automation

4 min read

Arpan Shah

Jul 22

I Built a CLI to Use Free Web-Based AI Chatbots for Real Development Work — No API Keys, No Extensions

#showdev #opensource #ai #dotnet

3 min read

Saurabh Kumar Sharma

Jul 22

Why I Built a 100% Client-Side PDF & Image Suite That Works Offline

#showdev #webdev #javascript #opensource

1 min read

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