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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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82 Free Developer Tools That Run in Your Browser — The Complete List

82 Free Developer Tools That Run in Your Browser — The Complete List

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3 min read
I Built 10 Free PDF Tools That Run Entirely in Your Browser

I Built 10 Free PDF Tools That Run Entirely in Your Browser

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2 min read
I built a browser-based proof-of-presence tool

I built a browser-based proof-of-presence tool

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1 min read
I Built a JSON Fixer Because I Was Tired of Counting Characters

I Built a JSON Fixer Because I Was Tired of Counting Characters

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3 min read
Ever wondered how a generic web app works in the background when you visit a website on your computer?

Ever wondered how a generic web app works in the background when you visit a website on your computer?

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1 min read
CSS Gradient Builder: Fixing Annoyances of Existing Tools

CSS Gradient Builder: Fixing Annoyances of Existing Tools

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6 min read
Stop sending private PDFs to servers: Building a 100% Client-Side PDF Suite

Stop sending private PDFs to servers: Building a 100% Client-Side PDF Suite

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2 min read
Resend vs SendGrid (2026) — SendGrid Killed Its Free Tier, Now What?

Resend vs SendGrid (2026) — SendGrid Killed Its Free Tier, Now What?

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4 min read
Clerk vs Better Auth (2026) — We Verified Every Price So You Don't Have To

Clerk vs Better Auth (2026) — We Verified Every Price So You Don't Have To

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3 min read
Methodology

Methodology

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5 min read
I picked a 5ms keyword router over an LLM meta-router for my AI app. Here's the math.

I picked a 5ms keyword router over an LLM meta-router for my AI app. Here's the math.

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5 min read
I build free browser tools with Next.js — no backend, no uploads, everything runs client-side

I build free browser tools with Next.js — no backend, no uploads, everything runs client-side

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1 min read
I Built a 278,000-Page Website From Federal Data for $5/Month

I Built a 278,000-Page Website From Federal Data for $5/Month

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4 min read
Valid Parantheses

Valid Parantheses

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2 min read
The 50 X Creators Driving the Iran War Conversation (607.9M Engagements) -- With Code

The 50 X Creators Driving the Iran War Conversation (607.9M Engagements) -- With Code

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3 min read
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