JavaSoft Library File
|Developer:||Sun Microsystems, Inc.|
Javasoft Library files use the .ru file extension, these files are used in the creation of programs written in Java due to the files containing functions and resources required in the creation of the program.
The Java Runtime Environment (JRE) supports .ru files in the version 1.3 or newer
» Java Runtime Extension
How to open .ru files?
Software to open .ru files
What are .ru files