Random

UUID Generator

Generate multiple UUIDs in versions 1, 3, 4, and 5 with custom namespace options.

ULID Generator

Generate multiple ULIDs that stay sortable by time and easy to read.

Snowflake ID Generator

This free online tool can help you easily generate globally unique IDs calculated by Twitter's Snowflake algorithm.

Color

Color Converter

Convert colors between RGB, HEX, HSL, CMYK and HWB formats with this free online tool.

CSS

CSS Gradient Generator

Easily create beautiful CSS gradients with this free online tool. Support linear and radial gradients, multiple color stops, and angle adjustment.

CSS Box Shadow Generator

Free online CSS Box Shadow Generator. Create complex, layered box-shadows with real-time preview. Customize offset, blur, spread, color, and inset properties.

Time

Timestamp Converter

Convert Unix Timestamps to human-readable dates instantly with this free online tool. Supports seconds, milliseconds, and more.

Flexible Time Format Converter

Paste almost any date or time string to instantly view ISO, RFC, local, UTC, Unix timestamps, and relative differences with handy copy and share controls.

Cron Expression Parser

Enter a cron expression to see its human-readable description and upcoming run times.

Text Edit

Traditional-Simplified Chinese Converter

Convert Traditional Chinese text to Simplified Chinese using advanced settings with this free online tool.

Simplified-Traditional Chinese Converter

Convert Simplified Chinese text to Traditional Chinese with advanced options using this free online tool.

Tabs to Spaces Converter

Replace tabs with a specified number of spaces using this free online tool.

Case Converter

Convert text between uppercase, lowercase, title case and random case with this free online tool.

reStructuredText to Markdown Converter

Paste reStructuredText and convert it into clean Markdown instantly.

Markdown to reStructuredText Converter

Paste Markdown and convert it into clean reStructuredText instantly.

Compare

JSON Compare

This free online tool helps you easily compare differences in your JSON data

YAML Compare

This free online tool helps you easily compare differences in your YAML data

TOML Compare

This free online tool helps you easily compare differences in your TOML data

Text Compare

This free online tool helps you easily compare differences in your text data

Minify

JSON Minifier

Minify your json data with this free online JSON minifier.

HTML Minifier

Minify your html code with this free online HTML minifier.

JavaScript Minifier

Minify your js code with this free online JavaScript minifier.

CSS Minifier

Minify your css code with this free online CSS minifier.

Merge

JSON Merger

Combine and merge multiple JSON objects into one seamlessly. Essential free online JSON merger for API integration, data consolidation, and configuration management tasks.

YAML Merger

Merge two different YAML into one using this free online YAML merger with various advanced options.

TOML Merger

Merge two different TOML into one using this free online TOML merger with various advanced options.

Data Convert

JSON to YAML Converter

Convert your JSON data to YAML format with various advanced options using this free online converter.

JSON to TOML Converter

Convert your JSON data to TOML format using this free online converter with various advanced options.

JSON to JS Object Converter

Convert your JSON to JavaScript object format with various advanced options using this free online converter.

JSON to Python Dict Converter

Convert your JSON to Python dict format using this free online converter with various advanced options.

JSON to Go Struct Converter

Convert your JSON data into Go struct definitions with automatic type inference using this free online converter.

SQL to Go Struct Converter

Paste your CREATE TABLE statements to instantly generate idiomatic Go struct definitions with customizable naming rules.

YAML to JSON Converter

Convert your YAML data to JSON format using this free online converter with various advanced options.

YAML to TOML Converter

Convert your YAML data to TOML format using this free online converter with various advanced options.

YAML to JS Object Converter

Convert your YAML to JavaScript object format using this free online converter with various advanced options.

TOML to JSON Converter

Convert your TOML data to JSON format using this free online converter with various advanced options.

TOML to YAML Converter

Convert your TOML data to YAML format using this free online converter with various advanced options.

TOML to JS Object Converter

Convert your TOML to JavaScript object format using this free online converter with various advanced options.

JS Object to JSON Converter

Convert your JavaScript object to JSON format with various advanced options using this free online converter.

JS Object to YAML Converter

Convert your JavaScript object to YAML format using this free online converter with various advanced options.

JS Object to TOML Converter

Convert your JavaScript object to TOML format using this free online converter with various advanced options.

JS Object to Python Dict Converter

Convert your JavaScript object to Python dict format using this free online converter with various advanced options.

Python Dict to JSON Converter

Convert your Python dict to JSON format using this free online converter with various advanced options.

Python Dict to YAML Converter

Convert your Python dict to YAML format using this free online converter with various advanced options.

Python Dict to TOML Converter

Convert your Python dict to TOML format with various advanced options using this free online converter.

Go Struct to JSON Converter

Convert your Go struct definitions into JSON examples with this free online converter, including nested structs, slices, and maps.

Curl to Code

Convert Curl commands to Python Requests, JavaScript Fetch, Node.js Axios, or Go code instantly. Run locally in your browser.

Hash

MD5 Generator

Generate MD5 hash values from text, passwords, and files instantly. Free online MD5 generator for data integrity verification, checksums, and development tasks.

SHA-1 Generator

Generate SHA-1 hash values from text, passwords, and files instantly. Free online SHA-1 generator for cryptographic hashing, digital signatures, and security applications.

SHA-224 Generator

Generate SHA-224 hash values from text, passwords, and files instantly. Free online SHA-224 generator for enhanced security, data integrity, and cryptographic applications.

SHA-256 Generator

Generate SHA-256 hash from any string with this free online SHA-256 generator.

SHA-384 Generator

Generate SHA-384 hash from any string with this free online SHA-384 generator.

SHA-512 Generator

Generate SHA-512 hash from any string with this free online SHA-512 generator.

Encode / Decode

Base64 Encoder

Convert text, files, and data to Base64 encoding instantly with our free online Base64 encoder. Perfect for developers, web designers, and data processing tasks.

Base64 Decoder

Decode Base64 encoded strings back to original text, files, and data instantly. Free online Base64 decoder for developers, programmers, and data analysis tasks.

Base32 Encoder

Encode your data into Base32 format with this free online Base32 encoder.

Base32 Decoder

Decode your Base32 encoded string with this free online Base32 decoder.

URL Encoder

Convert text to URL-safe format with percent encoding. Essential free online tool for web developers, API integration, and HTTP parameter handling.

URL Decoder

Decode URL-encoded strings back to readable text instantly. Essential free online tool for web developers, debugging URLs, and processing HTTP parameters.

Format

JSON Formatter

Instantly format and validate messy JSON data into a readable layout. A simple and powerful tool for debugging and development.

YAML Formatter

Format, beautify, and validate YAML configuration files instantly. Essential free online YAML formatter for DevOps engineers, system administrators, and configuration management.

XML Formatter

Format, beautify, and validate XML documents instantly. Essential free online XML formatter for web developers, SOAP services, RSS feeds, and enterprise application integration.

HTML Formatter

Format your HTML code with this free online HTML formatter with various advanced options.

JavaScript Formatter

Format your JavaScript code with this free online JavaScript formatter with various advanced options.

CSS Formatter

Format your CSS code with this free online CSS formatter with various advanced options.

SQL Formatter

Format your SQL code with this free online SQL formatter with various advanced options.

Viewer

JSON Viewer

View your JSON data in a user-friendly format using this free online tool.

Regex Visualizer

Visualize and test regular expressions with real-time highlighting and match details.

Security

RSA Key Pair Generator

Generate RSA public and private keys entirely in your browser with adjustable key sizes.

JWT Decoder

Decode and inspect JSON Web Tokens (JWT) instantly in your browser without sending them to a server.