Developer Tools
JSON Formatter & Validator
Format, validate, beautify, minify, sort, copy, and download JSON securely in your browser. Detailed syntax errors and no server upload.
Free browser utilities
Useful online tools for everyday tasks
Calculate, convert, generate, measure, and simplify routine work with fast, focused utilities that run directly in your browser.
Popular utilities
Start with a featured tool
Quick access to frequently useful calculators, converters, and generators.
Developer Tools
Number Base Converter
Convert binary, octal, decimal, and hexadecimal integers accurately with BigInt.
Developer Tools
Markdown to HTML Converter
Convert Markdown into safe HTML with live preview, code output, copy, and download options.
Developer Tools
String Case Converter
Convert text to camelCase, PascalCase, snake_case, kebab-case, and more.
Complete directory
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26 tools found
Developer Tools
JSON Formatter & Validator
Format, validate, beautify, minify, sort, copy, and download JSON securely in your browser. Detailed syntax errors and no server upload.
Developer Tools
Number Base Converter
Convert binary, octal, decimal, and hexadecimal integers accurately with BigInt.
Developer Tools
Markdown to HTML Converter
Convert Markdown into safe HTML with live preview, code output, copy, and download options.
Developer Tools
String Case Converter
Convert text to camelCase, PascalCase, snake_case, kebab-case, and more.
Developer Tools
Base64 Encoder & Decoder
Encode and decode Unicode text and Base64URL values locally.
Developer Tools
URL Encoder, Decoder & Parser
Encode, decode, and inspect URLs and query parameters.
Converters
Unix Timestamp & Date Converter
Convert epoch seconds, milliseconds, ISO, UTC, and local dates.
Developer Tools
JWT Decoder & Inspector
Decode JWT header and payload claims without verifying or uploading tokens.
Generators
UUID v4 Generator
Generate cryptographically random UUID v4 identifiers in bulk.
Developer Tools
Hash Generator & File Checksum
Generate SHA-256, SHA-384, and SHA-512 digests locally.
Developer Tools
Diff Checker & Code Compare
Compare text or code with line-level additions and removals.
Productivity
Image Compressor & Resizer
Resize and compress JPG, PNG, and WebP images locally.
Calculators
Percentage Calculator
Calculate percentages, changes, discounts, markups, and reverse percentages.
Calculators
GST Calculator India
Estimate inclusive or exclusive GST with CGST, SGST, or IGST.
Text Tools
Text Cleaner & Duplicate Line Remover
Trim, deduplicate, sort, reverse, and number text lines.
Calculators
Age Calculator
Find your exact age in years, months, and days from a date of birth.
Calculators
BMI Calculator
Calculate Body Mass Index and view the corresponding basic health category.
Calculators
EMI Calculator
Estimate monthly loan EMI, total interest, and the complete payment amount.
Converters
Currency Converter
Convert amounts between supported global currencies using available exchange values.
Converters
Unit Converter
Convert length, weight, temperature, area, speed, and other measurements.
Generators
QR Code Generator
Create QR codes for links, text, phone numbers, email addresses, and more.
Generators
Password Generator
Create strong random passwords with selectable length and character options.
Text Tools
Word & Character Counter
Count words, characters, paragraphs, sentences, and estimated reading time.
Productivity
YouTube Thumbnail Downloader
View and download available thumbnail images from a YouTube video URL.
Text Tools
Morse Code Translator
Encode readable text as Morse code or decode Morse code back into text.
Productivity
Typing Speed Test
Measure typing speed, words per minute, accuracy, and completion time.
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