base-x-bin

Command line utility for fast base encoding / decoding of any given alphabet using bitcoin style leading zero compression.

Examples

• -a to use a built-in alphabet (see Alphabets)
• -d|--decode to decode
• -i|--inline for an inline alphabet argument

Base58

echo "test" | basex -a 58
// E8f4pE5
 
echo -n "E8f4pE5" | basex -d -a 58
// test
 
cat /dev/urandom | head -c 32 | basex -a 58
// 5F8C26whY3W4kXToXVziUE6WACBwjx3bNRuG1ekQ9M8d

Custom

echo "Z" | basex -d -i "012"
// 10110
 
echo -n "10100" | basex -d -i "012"
// "Z"
 
cat /dev/urandom | head -c 32 | basex -i "012"
// 12121200000212100001002211221001110102210001110221022102001100020201012022102112001010101210020001011021020020021102211121221000010110222201211201001011200002022

Alphabets

Below is the list of included alphabets, and their respective base.

Base	Alphabet
2	01
8	01234567
11	0123456789a
16	0123456789abcdef
32	0123456789ABCDEFGHJKMNPQRSTVWXYZ
36	0123456789abcdefghijklmnopqrstuvwxyz
58	123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz
62	0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
64	ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/
66	ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.!~

How it works

See https://github.com/cryptocoinjs/base-x

LICENSE MIT