Encoders & Decoders
Free online encoders and decoders for Base64, URL, HTML, Hex, Binary, and more. Convert data between formats instantly in your browser.
Base64 Encoder & Decoder
Encode or decode Base64 data instantly
Base32 Encoder & Decoder
Encode or decode Base32 data online
Base64 Image Converter
Convert images to and from Base64 format
URL Encoder & Decoder
Encode or decode URLs and query strings
Text Encoder & Decoder
Encode or decode text in various formats
HTML Entity Encoder & Decoder
Encode or decode HTML entities safely
Hex Encoder & Decoder
Convert text to and from hexadecimal
Binary Encoder & Decoder
Convert text to and from binary code
Unicode Encoder & Decoder
Convert text to and from Unicode escapes
Punycode Converter
Convert domain names to and from Punycode
MIME Decoder
Decode MIME encoded email content
Quoted-Printable Decoder
Decode quoted-printable encoded text
PHP Serialize / Unserialize
Serialize or unserialize PHP data
Data URI Encoder / Decoder
Convert data to and from Data URIs
Cookie Decoder
Decode HTTP cookie strings into readable data
Basic Auth Encoder / Decoder
Encode or decode Basic Auth credentials
Kubernetes Secret Decoder
Decode Kubernetes secret values
JSON Escape / Unescape
Escape or unescape JSON strings safely
XML Escape / Unescape
Escape or unescape XML special characters
SQL Escape Tool
Escape SQL strings to prevent injection
JWT Decoder, Validator & Encoder
Decode, validate, or encode JWT tokens