msie301m95.exe

This is version 3.01 of the Microsoft Internet Explorer full version for Windows 95.

iew301m.exe

This is version 3.01 of the Microsoft Internet Explorer full version for Windows 3.1.

msie301mnt.exe

This is version 3.01 of the Microsoft Internet Explorer full version for Windows NT version 4.01.

mailnews.exe

This is the Microsoft Email and News clients for Windows 95 and Windows NT version 4.01.