I built 199 free browser-based dev tools so you never have to google 'json formatter' again

Every developer has been there. You need to format some JSON, so you google "json formatter online." You pick one of the top results, close three popups, decline cookies, and finally paste your JSON into a tiny text box surrounded by ads. I got tired of this, so I built FastDevKit — a single site with 199 free developer tools. No signup, no ads cluttering the interface, and everything runs client-side in your browser. What's inside Here's a sample of the tools available: For everyday coding: JSON Formatter & Validator Base64 Encoder/Decoder UUID v4 Generator Regex Tester with explanations Diff Checker Markdown Preview For frontend devs: Color Picker (HEX/RGB/HSL) CSS Minifier Tailwind Color Generator Flexbox Generator OG Image Preview For backend/DevOps: JWT Decoder & Generator Hash Generator (SHA-256, MD5) Subnet Calculator Cron Expression Builder HTTP Status Code Reference Calculators: Mortgage, Loan, Compound Interest BMI, Calorie, Body Fat Unit converters (temperature, weight, dist