I Built 21 Browser-Based Dev Tools in Pure HTML/CSS/JS — Here's What I Learned
javascript
dev.to
About three weeks ago I shipped DevCrate — a collection of 21 developer utilities that run entirely in your browser. No login. No backend. No frameworks. Just HTML, CSS, and vanilla JavaScript. I want to be honest about how it went, because most "I built a thing" posts make it sound cleaner than it was. Why I built it I kept reaching for the same tools every day. A JSON formatter. A JWT debugger. A cron expression builder. And every time I landed on a site that wanted my email ad