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KokuaOS Viewer (was Kokua Viewer) is an Open-Source metaverse viewer for connections to OpenSim grids and standalone installations. The project based on the Second Life Viewer source with added functionality to support OpenSim.

The goal of Kokua is to greatly improve the usability of the Viewer through community involvement, thoughtful design, modern development methods, and a pro-change atmosphere.

Note: This software is not provided nor supported by Linden Lab, the makers of Second Life.

What's New

Version 4.2.1:

Note: Now requires OS X 10.10 or later

  • Fixes an issue where local chat became invisible when the viewer was in non-RLV mode
  • Added an option to toggle LightShare on and off has been added to the World menu
  • An issue where the mini-map would show only a portion of a VAR region has been corrected
  • An issue has been fixed where saving


  • OS X 10.10 or later

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KokuaOS Viewer User Discussion


Current Version (4.x)


Downloads 390
Version Downloads 74
License Free
Date 01 Apr 2017
Platform OS X / Intel 32
Price Free
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