# Commands about the UCS [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) **Commands：** - [PLAN (GstarCAD 2026)](../../2026/Commands/PLAN.md) - [UCS (GstarCAD 2026)](../../2026/Commands/UCS.md) - [UCSICON (GstarCAD 2026)](../../2026/Commands/UCSICON.md) - [UCSMAN (GstarCAD 2026)](../../2026/Commands/UCSMAN.md) **System Variables：** - [ELEVATION (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/ELEVATION.md) - [EXTNAMES (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/EXTNAMES.md) - [PUCSBASE (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/PUCSBASE.md) - [UCSAXISANG (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSAXISANG.md) - [UCSBASE (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSBASE.md) - [UCSDETECT (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSDETECT.md) - [UCSFOLLOW (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSFOLLOW.md) - [UCSICON (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSICON.md) - [UCSNAME (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSNAME.md) - [UCSORG (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSORG.md) - [UCSORTHO (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSORTHO.md) - [UCSVIEW (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSVIEW.md) - [UCSVP (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSVP.md) - [UCSXDIR (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSXDIR.md) - [UCSYDIR (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/UCSYDIR.md) - [WORLDUCS (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/WORLDUCS.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/Commands%20about%20the%20UCS.html) · © Gstarsoft Co., Ltd.