If you wish to install OpenSimulator follow that link and it will take you to the root of their website. 🙂 Otherwise, I will assume you have setup your system to build programs and you know how to install software on your system. If you are not familiar with Linux ™
Do not stop reading. Linux ™ is everywhere, including what is underneath what you are reading here. Just words in your view, that are presented here through the power of Linux ™ . Welcome to the Open Software blog, The Source Lab™.