Characters Escape & Unescape can escapes special characters in a string so that they do not cause conflicts, and unescapes Characters in a string that have been escaped.
Unicode Characters Escape & Unescape can convert characters to their unicode-escaped notations, and convert unicode-escaped character notation back into raw characters.
Hex Encode & Decode is a encode tool for free that can convert the text to hexadecimal bytes separated by the specified delimiter and also can convert hexadecimal byte string back into its raw value.
GOST Block Cipher (Magma), defined in the standard GOST 28147-89 (RFC 5830), is a Soviet and Russian government standard symmetric key block cipher with a block size of 64 bits.