Developer Tools
Privacy-first utility tools for software developers. Format, minify, and validate JSON data entirely within your browser without sending sensitive data to a server.
JSON Formatter
Format, validate, and beautify JSON data instantly.
Word Counter
Count words, characters, sentences, and paragraphs in your text.
Password Generator
Generate secure, random passwords instantly.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 to text.
URL Encoder / Decoder
Encode or decode URL parameters and strings.
Case Converter
Convert text between uppercase, lowercase, camelCase, and more.
Useful Developer Tools Guides
Popular Tools from Other Categories
Image Compressor
Compress images without losing visible quality — right in your browser.
Percentage Calculator
Calculate percentages, percentage change, and percentage of a number.
Merge PDF
Combine multiple PDF files into one single document.
EMI Calculator
Calculate monthly EMI for home, car, or personal loans.
Related Categories
Calculators
A collection of free, easy-to-use calculators for everyday math. Calculate percentages, exact age, sale discounts, and more instantly.
Finance
Free financial calculators to help you plan your investments and loans. Accurately estimate EMI, SIP returns, and GST with detailed breakdown schedules.
Health & Fitness
Health calculators for BMI, calories, body fat, and fitness goals.
Converters
Fast and reliable unit converters. Convert between units of length, weight, temperature, speed, area, and digital storage without needing complex formulas.