Easies way to install is to download from Releases.
> sol2scrypt transpile --help
Usage: sol2scrypt transpile [-o|--output-dir OUTPUTDIR] [FILE] [-F|--force]
Transpile Solidity FILE to sCrypt
Available options:
-o,--output-dir OUTPUTDIR
Output directory if given, output to stdout if none given
FILE Source file path. Take source file content from stdin
if none given
-F,--force Whether to output scrypt code despite errors
-h,--help Show this help text
> sol2scrypt transpile examples/Coin/Coin.sol -o ~/tmp
transpile result written to `/Users/foo/tmp/Coin.scrypt`
A cheatsheet for currently un/supported features. Examples can be found at tests.