ROT13 Encoder/Decoder
Apply ROT13 letter substitution cipher to text.
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Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 back to text.
URL Encoder/Decoder
Encode or decode URL components and query strings.
HTML Entity Encoder/Decoder
Encode special characters to HTML entities or decode them back.
Backslash Escape/Unescape
Escape or unescape backslash sequences in strings.
Hex to ASCII
Convert hexadecimal values to ASCII text.
ASCII to Hex
Convert ASCII text to hexadecimal values.