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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!

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I built a 100% client-side JSON visualizer to stop leaking sensitive data

I built a 100% client-side JSON visualizer to stop leaking sensitive data

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2 min read
Building a Production-Ready AI Customer Service Agent with HazelJS

Building a Production-Ready AI Customer Service Agent with HazelJS

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7 min read
Introducing NotumAi: The Open-Source, AI-Powered Annotation Tool

Introducing NotumAi: The Open-Source, AI-Powered Annotation Tool

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2 min read
6 Pitfalls of Dynamic OG Image Generation on Cloudflare Workers (Satori + resvg-wasm)

6 Pitfalls of Dynamic OG Image Generation on Cloudflare Workers (Satori + resvg-wasm)

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6 min read
I Built 28 Web Scrapers on Apify — Here's What I Learned

I Built 28 Web Scrapers on Apify — Here's What I Learned

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8 min read
I built a physics-based PWA because health devices ignore basic geometry

I built a physics-based PWA because health devices ignore basic geometry

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2 min read
I Built a Web-Based Server OS with a Real Desktop Experience (Open Source)

I Built a Web-Based Server OS with a Real Desktop Experience (Open Source)

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1 min read
How I built a privacy-first QR scanner using Next.js (client-side decoding)

How I built a privacy-first QR scanner using Next.js (client-side decoding)

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2 min read
Building a Menu Scanner with OCR and AI

Building a Menu Scanner with OCR and AI

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5 min read
How to Bypass Cloudflare with TLS Fingerprinting in Node.js

How to Bypass Cloudflare with TLS Fingerprinting in Node.js

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12 min read
I got tired of guessing if "that" image was real. So I built a tool to prove it.

I got tired of guessing if "that" image was real. So I built a tool to prove it.

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2 min read
âš¡ Beginner-Friendly Guide 'Add Binary' - Leetcode Problem 67 (C++, Python, JavaScript)

âš¡ Beginner-Friendly Guide 'Add Binary' - Leetcode Problem 67 (C++, Python, JavaScript)

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3 min read
Vinted Scraper: How to Extract Listing Data Automatically in 2026

Vinted Scraper: How to Extract Listing Data Automatically in 2026

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14 min read
iterflow 1.0: What changed after someone pointed out JS already has lazy iterators

iterflow 1.0: What changed after someone pointed out JS already has lazy iterators

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4 min read
I Built a Browser-Based Terminal with 102 Developer Tools

I Built a Browser-Based Terminal with 102 Developer Tools

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4 min read
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