liblouisxml-dev 2.4.0-6build3 (armhf binary) in ubuntu bionic

 Liblouisxml translates files in the computer lingua franca xml format
 into properly transcribed braille. This includes translation into grade
 two, if desired, mathematical codes, etc. It also includes formatting
 according to a built-in style sheet which can be modified by the user.
 .
 This package contains static libraries and development headers.