Function Entry: ARX
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Function Entry: ARX
Name
arx
Class
Function
Syntax
(arx)
Arguments and Values
None.
Description
Returns a list naming the ObjectARX applications currently loaded into the AutoCAD process.
Return Values
A list of strings. File extensions vary by platform: .arx on Windows / Web; .bundle or .crx on macOS.
Side Effects
None.
Examples
- Windows / Web:
("acapp.arx" "acmted.arx" …). - macOS:
("acapp.bundle" "acmted.crx" …).
Availability
- AutoCAD 2026: documented (Windows, macOS, Web).
- BricsCAD V26: not applicable. BricsCAD uses the BRX runtime; querying the BRX module list is via a different interface.
- Status: AutoCAD documented; BricsCAD does not expose this name.
Source Notes
- [arx (AutoLISP 2026)](https://help.autodesk.com/cloudhelp/2026/ENU/AutoCAD-AutoLISP-Reference/files/GUID-D74F3A2B-F506-415F-8F5A-258764C2E26D.htm)
- Status: documented (Phase 3 body fill).