Converters Hub 🔄

Convert, encode, and format data instantly with privacy-first browser tools. Explore Base64, JSON, YAML, URL, hash, and other converter utilities in one place.

Fast, free, and no sign-up required.

Filter by category
Showing 21 converters

Base64 Encode/Decode

Convert text to Base64 format and decode Base64 strings

Encoders

JSON Formatter & Validator

Format, validate, and minify JSON data with syntax highlighting and error detection

Converters

YAML ⇄ JSON Converter

Convert between YAML and JSON formats with validation and formatting

Converters

XML JSON Converter

Convert XML to JSON and JSON to XML with validation and formatting controls. Client-side conversion for API payloads and integration workflows.

Converters

Text ⇄ Binary ⇄ Hex ⇄ Octal

Convert between text and different number systems

Common Converters

Temperature Converter

Convert Celsius, Fahrenheit, and Kelvin with real-time conversion, smart validation, precise formatting, and one-click copy

Common Converters

Text Case Converter

Convert text between different casing conventions

Common Converters

HTML ⇄ Entities Converter

Encode and decode HTML entities

Encoders

URL Encoder/Decoder

Encode and decode URL components

Encoders

Color Converter

Convert between HEX, RGB, HSL color formats

Converters

Base64 ⇄ Image

Convert between Base64 and Image formats

Encoders

Hash Generator

Generate MD5, SHA1, SHA256, and SHA512 from text or file upload. File hash, checksum from file, verify file integrity. Client-side only.

Encoders

QR Code Generator

Generate custom QR codes for URLs, text, contact info, and more with customizable colors and sizes

Utilities

Password Generator

Generate secure, random passwords with customizable length, character types, and strength indicators

Security Tools

Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates. Relative time: "in 2 hours", "3 days ago", "next Monday" to date, or date to relative. Timezone support.

Converters

Roman Numeral Converter

Convert numbers 1–3999 to Roman numerals and Roman numerals to numbers. Two-way conversion with validation.

Converters

UUID Generator

Generate RFC 4122 compliant UUIDs (v1 and v4) with multiple output formats for databases, APIs, and applications

Utilities

Markdown ⇄ HTML Converter

Convert Markdown to HTML and HTML back to Markdown. Support for headers, links, images, code blocks, lists, tables, and more

Converters

Regex Tester

Build, test, and debug regular expressions with instant match highlighting and flag support

Utilities

CSV ⇄ JSON Converter

Convert between CSV and JSON formats with smart parsing, custom delimiters, and file upload/download support

Converters

SQL Formatter & Beautifier

Format, beautify, and validate SQL queries with syntax highlighting. Support for multiple SQL dialects including MySQL, PostgreSQL, SQLite, and more

Converters