Encoders
Free online encoders and decoders. Base64, URL encoding, HTML entities, JWT, and more — decode and encode instantly.
Base64 Encode / Decode
Free online Base64 encoder and decoder. Convert text to Base64 and back instantly in your browser. Supports UTF-8.
HTML Encoder & Decoder
Free online HTML encoder and decoder. Encode special characters to HTML entities and decode them back instantly in your …
Image to Base64 Encoder
Free online image to Base64 converter. Encode any image (PNG, JPG, GIF, SVG, WebP) to a Base64 string or data URI …
JWT Decoder
Free online JWT decoder. Paste a JSON Web Token to instantly decode header, payload, and claims. Check expiration, …
JWT Generator
Free online JWT generator. Sign JSON Web Tokens with HS256, HS384 or HS512 in your browser. Add custom claims, set …
Morse Code Translator
Free online Morse code translator. Convert text to Morse code and Morse code to text instantly in your browser. No …
Unicode Escape/Unescape
Escape and unescape Unicode online. Convert text to \uXXXX escape sequences or decode them back instantly in your …
URL Encode / Decode
Free online URL encoder and decoder. Percent-encode special characters and decode %20, %2F, %3D, and Unicode in your …