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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 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

Apr 16

41% of YouTube Videos Cited by AI Search Have Under 1,000 Views

#showdev #seo #ai #webdev

3 min read

April Fools Challenge Submission ☕️🤡

Yash Kumar Saini

Apr 11

VarCouch — I Built an AI Therapist for Your Code Variables (They Need It)

#showdev #devchallenge #418challenge

5 min read

Kiran Baby

Apr 4

I built a real-time 3D map of London Underground trains

#showdev #webdev #python #javascript

8 min read

Om Prakash

Mar 13

I turned my idle GPUs into an AI API that undercuts cloud pricing by 2-20x

#showdev #api #ai #python

2 min read

Thirupathi Thatikanti

Mar 13

I built 12 free AI tools for content creators — no signup, no watermarks, no limits

#showdev #webdev #ai #nocode

2 min read

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