DEV Community

TypeScript

Optional static type-checking for JavaScript.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
I built a real-time Air Quality Index monitor from scratch — AtmoPulse 🌍

I built a real-time Air Quality Index monitor from scratch — AtmoPulse 🌍

1
Comments 6
3 min read
Playwright Basics: Your First Test with Page, Test Structure, and Codegen

Playwright Basics: Your First Test with Page, Test Structure, and Codegen

Comments
3 min read
I built an AI that writes your docstrings — and catches when they lie

I built an AI that writes your docstrings — and catches when they lie

Comments
3 min read
I built my own programming language at 19 — Akro (runs in the browser, no install)

I built my own programming language at 19 — Akro (runs in the browser, no install)

Comments
1 min read
Catch docs-to-code drift in TypeScript PRs before merge

Catch docs-to-code drift in TypeScript PRs before merge

2
Comments
4 min read
I built an AI phone receptionist in 3 weeks. Here's what nobody tells you.

I built an AI phone receptionist in 3 weeks. Here's what nobody tells you.

Comments 1
5 min read
Decoupling Components – Fire‑and‑Forget Events

Decoupling Components – Fire‑and‑Forget Events

Comments
7 min read
I built an MCP server without the @modelcontextprotocol/sdk — here's what I learned

I built an MCP server without the @modelcontextprotocol/sdk — here's what I learned

1
Comments
7 min read
MPP TestKit - NPM SDK

MPP TestKit - NPM SDK

Comments
4 min read
How a TypeScript RPC library got classified as EU AI Act High Risk. A technical post-mortem.

How a TypeScript RPC library got classified as EU AI Act High Risk. A technical post-mortem.

Comments
3 min read
We Spent 3 Months Mastering CDK TypeScript Generics — Here's the One Thing That Broke

We Spent 3 Months Mastering CDK TypeScript Generics — Here's the One Thing That Broke

1
Comments
5 min read
Best Authentication Architecture for Enterprise React Apps?

Best Authentication Architecture for Enterprise React Apps?

Comments
1 min read
The Complete Skool API: 9 Months of Reverse-Engineering 33 Actions (n8n + TypeScript + AI Agents)

The Complete Skool API: 9 Months of Reverse-Engineering 33 Actions (n8n + TypeScript + AI Agents)

Comments
15 min read
I built a full analytics dashboard with Next.js 15 — here's everything I used

I built a full analytics dashboard with Next.js 15 — here's everything I used

Comments 1
3 min read
Building reliable distributed workflows in TypeScript with HazelJS Sagas

Building reliable distributed workflows in TypeScript with HazelJS Sagas

5
Comments
6 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.