Java language binding for the GNU Linear Programming Kit (GLPK)
...GLPK is a proven solver for linear and mixed integer mathematical programming problems.
For Windows binaries see project GLPK for Windows (http://sourceforge.net/projects/winglpk/).
Windows binaries for the GNU Linear Programming Kit (GLPK)
GLPK 4.65 (GNU Linear Programming Kit, http://www.gnu.org/software/glpk/) is a solver for large-scale linear programming (LP), and mixed integer programming (MIP). This project supplies the most recent Windows executables - 2018-03-17.
Linux and OSX users should download the source distribution from http://ftp.gnu.org/gnu/glpk