Utility functions
Alerter
Open the Alerter options page.
![Toolbar: Utilities](../image/command_icons/calc.png)
Calc
Toggle the on-screen calculator.
![Toolbar: Utilities](../image/command_icons/calcrpn.png)
CalcRPN
Toggle the on-screen RPN (reverse Polish notation) calculator.
![Toolbar: Tools](../image/command_icons/earthanchorpoint.png)
EarthAnchorPoint
Add information about the model's position for GIS mapping applications.
![Toolbar: Block](../image/command_icons/modelbasepoint.png)
ModelBasepoint
Set a world origin that is used when inserting the model into another.
![Toolbar: Utilities](../image/command_icons/purge.png)
Purge
Delete unused block definitions, groups, layers, hatch patterns, linetypes, annotation styles, and materials.
HTML
![Toolbar: Utilities](../image/command_icons/hyperlink.png)
Hyperlink
Manage URL addresses attached to an object.
![Toolbar: HTML | Utilities](../image/command_icons/webbrowser.png)
WebBrowser
Opens the Web Browser panel.