The MirrorRotateAxes toolbar for V4 provides for 1 click mirroring of objects about X, Y and Z axes; rotating +/- 90º and 180º about the origin or a pick point, Symmetry, etc.
V3 version of MirrorRotateAxes
The HideGroup toolbar allows you to hide and show individual sets, or groups of objects. Four pre-defined named grouping buttons are provided, as is the ability to create your own named set, or group, of hidden objects.
The ChangeObjectColor toolbar allows you to quickly modify the color of selected objects. Object can be restored to "color by layer" by right clicking on any button.
An alternative toolbar designed to quickly assign wireframe and/or render colors to objects using the color picker dialog box. A right click restores the "color by layer" condition. Written in VB/RhinoScript.
Toolbar to quickly set commonly used ortho angles, 10º, 15º, 22.5º, 30º, 45º, 60º, 90º, make more of your own if needed.
Here is a small workspace for importing milling cutters directly into Rhino as geometry. Installation instructions on the next page.
A collection of tools for creating and editing mesh objects. Nearly 200 tools to date. This toolbar can be downloaded from the T-Splines Wiki page...
This is a macro w/ Toolbar that functions similarly to the Isolate Selection function in 3DS Max. It is quite useful when you want to work on an individual section of a model without dealing with layer assignments or visibility settings. Note: Unisolate will only show objects hidden when the isolate command is invoked, so you don't need to worry about all of your hidden objects coming back.