From securityonline.info
BaseCrack is a tool written in Python that can decode all alphanumeric base encoding schemes. This tool can accept single user input, multiple inputs from a file, input from the argument and decode them incredibly fast.
Decode Base16, Base32, Base36, Base58, Base62, Base64, Base64Url, Base85, Base91, Base92 and more with the best base encoding scheme decoding tool in town. Mostly used for CTFs and Cryptography.