... program has been written to encode/decode files
into this format.
The syntax is similar to the popular base64 command line program.
Inside the package there is a working c++ version of the base62 algorithm.
the sources are inside the package.
Note that from release 2.0.0 the algorithm is different from the one
used before. If you have coded a file using base62 < 2.0.0 DO NOT USE base62 >= 2.0.0 to decode it.
The 2.0.1 release has a new algorithm for chew, we have a compat flag