the 5 files, as listed below, as all the same program



maris_install_3.6.3_win10_x64.exe

maris_install_3.6.3_win10_x64.exe.7z

maris_install_3.6.3_win10_x64.rar

maris_install_3.6.3_win10_x64.txt

maris_install_3.6.3_win10_x64.zip





The "maris_install_3.6.3_win10_x64.txt" is the "maris_install_3.6.3_win10_x64.exe" renamed with to TXT extension

The 3 compressed files has the same contents and are compressed with different algorithms.

Download which ever file you like and then use / uncompress / rename as required.