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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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Mar 13

I built an open-source LLM benchmarking tool with an AI judge — here's how it works

#showdev #ai #llm #opensource

2 min read

Delpi Kye

Mar 27

Rethinking React routing: a simpler, more predictable approach

#showdev #react #frontend #webdev

2 min read

orenlab

Apr 16

Structural review that finally knows what your tests cover

#showdev #python #devtools #ai

8 min read

Saulo José Benvenutti

Apr 16

storage_engine: Two High-Performance Table Access Methods for PostgreSQL Analytics and HTAP Workloads

#showdev #database #performance #postgres

9 min read

Mar 27

Issue #10: The Production Series Hits 27 Articles — What Day 9 Actually Looks Like

#showdev #programming #devops #javascript

5 min read

Mar 12

How We Stopped Claude Code from Writing eval() in Production

#showdev #opensource #productivity #testing

8 min read

Jem Herbert-Rice

Apr 16

I Built an Interactive RL Playground to Help Me Learn Sutton & Barto

#showdev #machinelearning #python #datascience

2 min read

Apr 16

Job Finder Tracker for Android

#showdev #android #mobile

1 min read

Mar 14

How I Built a Fault-Tolerant DAG Workflow Engine in ASP.NET Core

#showdev #architecture #automation #dotnet

5 min read

Shridhar Pandey

Apr 16

The ‘Missing Middle’ of Data Processing in Java (10M Rows in ~40s)

#showdev #java #performance #datascience

3 min read

Landolio

Mar 13

I built 25 free tools for UK freelancers — here's what I learned

#showdev #webdev #javascript #startup

4 min read

MikeLo

Apr 16

Turning Telegram into a searchable geo-note system

#showdev #productivity #sideprojects #tutorial

3 min read

Cj

Mar 13

I Built a Full-Stack Social Platform for the Film Industry as a Solo Dev: Here's What That Looked Like

#showdev #webdev #programming #react

4 min read

April Fools Challenge Submission ☕️🤡

Apr 4

This is a submission for the [DEV April Fools Challenge](https://dev.to/challenges/aprilfools-2026)

#showdev #devchallenge #418challenge

2 min read

Tapas Kar

Apr 16

I built an app that lets you chat with your past self — using your real messages

#showdev #opensource #ai #privacy

6 min read

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