SL 3rd Party Viewers. From Second Life Wiki The following viewer is available on the official Downloads page: Second Life Viewer (a.k.a. the official Viewer, regular Viewer, official viewer etc.) Official Alternate Viewers When Linden Lab viewer projects are nearing release they will often initially release a Project Viewer, and subsequently a Release Candidate Viewer (marked as 'Release') as they are nearing formal release. Occasionally a Beta Viewer may also be released for a particular project. Emerald. The Meerkat Viewer for Second Life. Support: Downloads. The Imprudence Blog.