Compatible Viewers

If you find the viewer program which can connect to OpenSim, feel free to add it to the list.

Viewers with Grid Selector and Grid Manager

Following is the viewers which has both grid selector and "Grid Manager". It enables you to select one of the famous grids or grids on the localhost. Their UI interface also allows you to modify the connection settings.

• RealXtend - a fork of the 1.23 Linden Client that has specialized features (not fully supported.)
• Hippo Viewer - a fork of version 1.23 of the Linden Client with OpenSim specific enhancements
• Imprudence Innovative viewer with a high focus on OpenSimulator (good OSSL support). Highly popular amongst users on OSGrid.
• Phoenix Viewer Based on the now discontinued Emerald Viewer (which was based on the 1.23 LL viewer), one of the most popular viewers. Combines many improvements and features from different viewers. (Not fully supported)
• Singularity - A V1 based viewer, with the all the good stuff from v2/3 added. Supports Mesh, OSSL, LightShare, multiple attachments, and more.
• Cool VL Viewer - one of the oldest Third Party Viewers around (former name: Cool SL Viewer), fully OpenSim compatible. It also got support for Mesh, Alpha and Tattoos, multiple attachments per joint, etc

Viewers with Grid Selector

These viewers doesn't have Grid Manager but you can select the grids from some known public grids and localhost. You need to edit configuration xml file manually to connect other grids which is not in grid list shown in login screen.

• Looking Glass viewer, Status active. Only OSGrid, ScienceSim and localhost grid are available from the list.

Viewers without Grid Selector

You need to launch this viewer with a --loginuri command line parameter to connect to OpenSim grids.

• Second Life Viewer

Text-only Viewers

These are lightweight viewers, which do not offer a graphical environment. In some cases, there is a graphical component, but this functions with a single object or texture at a time. The function of these viewers however is to connect to a grid, and chat, manage inventory, etc. Perfect for bringing an alt online without having your main avatar log out, or to quickly take care of messages, inventory, etc. Also useful on systems with low specifications.

• Radegast Metaverse Client Works with OpenSim-based grids, as well as with SL. Has Windows, MacOS and Linux versions.

Other Viewers

• Idealist viewer, Not actively developed.
• 3Di viewer, Status unknown.
• Xenki, an XBAP 3D application intended to be a browser add-on for OpenSim. Not actively developed.