All Tools
Every free tool on Utility Hub — search or browse by category.
29 tools available
- Developer Tools
JSON Formatter
Pretty-print JSON with configurable indentation and syntax highlighting.
- Developer Tools
JSON Validator
Validate JSON instantly and see clear error messages for malformed input.
- Developer Tools
JSON Minifier
Remove whitespace from JSON to reduce payload size.
- Developer Tools
Base64 Encoder
Encode text or binary data to Base64.
- Developer Tools
Base64 Decoder
Decode Base64 strings back to plain text or binary data.
- Developer Tools
URL Encoder
Percent-encode special characters in URLs and query strings.
- Developer Tools
URL Decoder
Decode percent-encoded URLs back to readable text.
- Developer Tools
JWT Decoder
Decode and inspect JSON Web Token headers, payloads, and signatures.
- Developer Tools
UUID Generator
Generate RFC-4122 v4 UUIDs in bulk with one click.
- Developer Tools
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
- Developer Tools
Regex Tester
Test regular expressions against text with live match highlighting.
- Developer Tools
SQL Formatter
Format and beautify SQL queries for readability.
- Developer Tools
Color Converter
Convert colors between HEX, RGB, HSL, and other formats.
- Text Tools
Word Counter
Count words, characters, sentences, and paragraphs instantly.
- Text Tools
Character Counter
Count characters with and without spaces, useful for social media limits.
- Text Tools
Case Converter
Convert text to UPPER, lower, Title, camelCase, snake_case, and more.
- Text Tools
Text Cleaner
Remove extra whitespace, line breaks, and special characters from text.
- Text Tools
Remove Duplicate Lines
Remove duplicate lines from any block of text.
- Text Tools
Sort Lines
Sort lines of text alphabetically, numerically, or by length.
- Text Tools
Lorem Ipsum Generator
Generate placeholder Lorem Ipsum text by word, sentence, or paragraph count.
- Calculators
Percentage Calculator
Calculate percentages, increases, decreases, and differences.
- Calculators
Age Calculator
Calculate exact age in years, months, and days from a date of birth.
- Calculators
Date Calculator
Calculate the difference between two dates or add/subtract days.
- Calculators
Discount Calculator
Calculate sale prices and savings from a discount percentage.
- Calculators
Tip Calculator
Calculate tip amounts and split the bill between multiple people.
- Calculators
Unit Converter
Convert between metric and imperial units — length, weight, temperature, and more.
- Generators
Password Generator
Generate strong, random passwords with custom length and character rules.
- Generators
Random Number Generator
Generate random integers or decimals within a custom range.
- Generators
Random Name Generator
Generate random first names, last names, or full names.