URL Encode/Decode
Online URL encode/decode tool supporting encodeURIComponent/decodeURIComponent, one-click conversion.
Base64 Encode
Free online Base64 encoder supporting Chinese characters, converts text to Base64 right in your browser.
Hex Encoding/Decoding
Free online hexadecimal encoder/decoder, converts between text and HEX quickly and accurately.
ASCII Code Conversion
Convert between characters and ASCII codes with one click, supports common and extended ASCII.
Morse Code Conversion
Online Morse code converter, converts text to Morse code and back, with audio playback.
Base64 Encoder/Decoder
Online Base64 encoder/decoder supporting text and files, fast and secure conversion.
HTML Entity Encoder/Decoder
Online HTML entity encoder/decoder, converts special characters to entities to prevent XSS.
Unicode Encoder/Decoder
Online Unicode encoder/decoder, converts characters to \u escape sequences or back to readable text.
Base32 Encode/Decode
Free online Base32 encoding and decoding tool, supports standard Base32 character set, quickly convert text.
Text-Binary Converter
Free online tool to convert text to binary strings or restore binary strings to text, supporting UTF-8.
Vigenère Cipher
Encrypt and decrypt text using the Vigenère cipher algorithm with custom keys, free to use online.
ROT13 Cipher Converter
Free online ROT13 tool, one-click ROT13 conversion of text, often used to hide text.
