# A Command [GstarCAD 2020](Help%20System/GSTARCAD/2020/Index.md) → [Commands](Help%20System/GSTARCAD/2020/Commands/(Commands).md) → [A](Help%20System/GSTARCAD/2020/Commands/A/(A).md) - [ABOUT](ABOUT--718ff661ebfe.md "ABOUT") - [ACISIN](Help%20System/GSTARCAD/2019/Commands/A/ACISIN%20Command--bd5261651e0b.md "ACISIN") - [ACISOUT](Help%20System/GSTARCAD/2019/Commands/A/ACISOUT%20Command--5ada0617378f.md "ACISOUT") - [ADCCLOSE](Help%20System/GSTARCAD/2019/Commands/A/ADCCLOSE%20Command--d44b5e707513.md "ADCCLOSE") - [ADCENTER](Help%20System/GSTARCAD/2019/Commands/A/ADCENTER%20Command--1d68f977d71d.md "ADCENTER") - [**ADCNAVIGATE**](Help%20System/GSTARCAD/2019/Commands/A/ADCNAVIGATE%20Command--2473e9fa9415.md "ADCNAVIGATE") - [ALIGN](Help%20System/GSTARCAD/2019/Commands/A/ALIGN%20Command--a785583ce87b.md "ALIGN") - [APERTURE](Help%20System/GSTARCAD/2019/Commands/A/APERTURE%20Command--9fcd483900b0.md "APERTURE") - [APPLOAD](../03%20Dialog%20Boxes/Load%20Application-Dialog%20Box--fb08cf664033.md "APPLOAD") - [ARC](Help%20System/GSTARCAD/2019/Commands/A/ARC%20Command--dd68d3563680.md "ARC") - [AREA](Help%20System/GSTARCAD/2019/Commands/A/AREA%20Command--53cc564c1cfa.md "AREA") - [ARRAY](Help%20System/GSTARCAD/2019/Commands/A/ARRAYCLASSIC%20Command--c92cf8e8cad6.md "ARRAY") - [ARX](Help%20System/GSTARCAD/2019/Commands/A/ARX%20Command--fef1e5371d69.md "ARX") - [ATTACH](Help%20System/GSTARCAD/2019/Commands/A/ATTACH%20Command--d72bb5791d65.md "ATTACH") - [ATTDEF](Help%20System/GSTARCAD/2019/Commands/A/ATTDEF%20Command--9e20769695e1.md "ATTDEF") - [ATTDISP](Help%20System/GSTARCAD/2020/Commands/A/ATTDISP%20Command--4c9793c0986c.md "ATTDISP") - [ATTEDIT](Help%20System/GSTARCAD/2020/Commands/A/ATTEDIT%20Command--799e301d1f28.md "ATTEDIT") - [ATTEXT](Help%20System/GSTARCAD/2020/Commands/A/ATTEXT%20Command--0a846c0baf4e.md "ATTEXT") - [AUDIT](Help%20System/GSTARCAD/2020/Commands/A/AUDIT%20Command--98004785a06e.md "AUDIT") ---