DEV Community

JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Developing a Type-Safe, Flexible JavaScript Canvas Layout Engine with Rich Text and Multi-Format Support

Developing a Type-Safe, Flexible JavaScript Canvas Layout Engine with Rich Text and Multi-Format Support

Comments
8 min read
We traced an MCP server calling an LLM — both sides, one trace

We traced an MCP server calling an LLM — both sides, one trace

Comments
7 min read
JavaScript Scenario Questions

JavaScript Scenario Questions

1
Comments
3 min read
The Node.js Patterns I Wish I Knew 3 Years Ago

The Node.js Patterns I Wish I Knew 3 Years Ago

3
Comments
2 min read
Building a Cookie Manager Chrome Extension: What I Learned From the MV3 Transition

Building a Cookie Manager Chrome Extension: What I Learned From the MV3 Transition

Comments
4 min read
TypeScript 6 Ships, Agents Remember, IDEs Panic Quietly

TypeScript 6 Ships, Agents Remember, IDEs Panic Quietly

Comments
4 min read
AGENTS.md moved AI performance up a model tier. Package trust needs the same.

AGENTS.md moved AI performance up a model tier. Package trust needs the same.

Comments
2 min read
🔬 Building Skin Lab Rx: Bringing Clinical AI to the Browser

🔬 Building Skin Lab Rx: Bringing Clinical AI to the Browser

2
Comments 2
2 min read
Setting Up Your First Node.js Application

Setting Up Your First Node.js Application

Comments 1
7 min read
Array Flatten in JavaScript

Array Flatten in JavaScript

Comments
2 min read
I never expected this response ~robot-toast

I never expected this response ~robot-toast

Comments
2 min read
String Polyfills and Common Interview Methods in JavaScript

String Polyfills and Common Interview Methods in JavaScript

Comments
2 min read
I built an open-source React data grid with zero dependencies

I built an open-source React data grid with zero dependencies

Comments
2 min read
5 Reasons Why I Built an ERP in Vanilla JavaScript

5 Reasons Why I Built an ERP in Vanilla JavaScript

1
Comments
6 min read
600 Free Online Calculators — How I Built a Massive Tool Site with Next.js SSG and Zero Hosting Cost

600 Free Online Calculators — How I Built a Massive Tool Site with Next.js SSG and Zero Hosting Cost

Comments
2 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.