Here you can find Second Life & OpenSim Viewers you can use to visit the virtual worlds. We recommend any of these for logging into your favorite virtual world. Be sure to check out our Second Life Destinations page to find cool places you can visit in the Second Life game.
The Phoenix Firestorm Project is currently active in developing the Firestorm Viewer, the successor to the now discontinued Phoenix Viewer. Firestorm Viewer is based on the Linden Lab V3 LGPL code base and has an enormous number of features, options and interface customization choices, including a look similar to its predecessor Phoenix Viewer. Firestorm is developed for Windows, Linux and Mac OS X operating systems. – https://www.firestormviewer.org/downloads/
Catznip is graphical client for Linden Lab‘s user created 3D virtual world, Second Life. Our aim is to refine and reinvent your in-world experience. Our focus is stability, usability, privacy and plenty of new original homegrown features. – https://get.catznip.com/downloads
Black Dragon Viewer
Black Dragon, formerly known as Niran’s Viewer is a Viewer created and designed to change the way you experience Second Life in a whole, starting by changing defaults, declining all sorts of bells and whistles no one needs, re-designing the User Interface and trying things other Viewers are too scared of. It’s primary goal is to enhance and refine the visuals of Second Life as well as having unique design approaches and features. – https://bitbucket.org/NiranV/black-dragon-viewer/downloads/
Radegast-ng is a lightweight client for the Second Life and OpenSimulator platforms. With it’s full support for all communication within a virtual world (chat, instant messaging, group messaging, friends conference) it’s ideal for situations where full 3D client is unnecessary. – https://radegast.life/downloads/
Lumiya is a Second Life and OpenSim client with 3D world view. With Lumiya, you can send and receive instant messages, teleport to your favorite Second Life locations, participate in local chat, interact with objects, manage your inventory, see and navigate the virtual world around you in 3D. – http://slideme.org/application/lumiya