Encoders & Decoders
Encode and decode data in various formats
Base64 Encoder/Decoder
Encode and decode Base64 strings instantly. Free online Base64 converter tool for text and files. Works entirely in your browser.
URL Encoder/Decoder
Encode or decode URL strings. Converts special characters to percent-encoding and back. Free online URL encoder/decoder.
HTML Entity Encoder
Encode HTML special characters to entities or decode entities back to characters. Prevent XSS and display HTML safely.
JWT Decoder
Decode JWT tokens to see header and payload. Check expiration status. No data sent to server. Free online JWT decoder.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Shows current Unix time live. Handles seconds and milliseconds.