With BricsCAD, you can run many programs originally created for use with AutoCAD without modification on BricsCAD. BricsCAD supports the AutoCAD dialog control language (DCL). You can use all DCL files unmodified within BricsCAD. To write applications in C or C++, BricsCAD offers BRX, a C/C++ language interface, code-compatible with the AutoCAD Runtime eXtension (ARX) interface in AutoCAD.
BricsCAD offers several APIs
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