
All Second Life users are aware of the official Second Life Viewer, available on the main Second Life Downloads page. However, many Second Life developers, outside of Linden Lab, offer custom Second Life viewers. While Linden Lab does not support third-party viewers, many users choose to use these alternative viewers.
Second Life Viewer official:
URL: http://secondlife.com/support/downloads/
What's important to know is that Linden...