# Commands about Layout Viewports [GstarCAD 2023](Help%20System/GSTARCAD/2023/Index.md) → [Commands](Help%20System/GSTARCAD/2023/Commands/(Commands).md) **Commands：** - [MVIEW](Help%20System/GSTARCAD/2023/Commands/MVIEW.md) - [MVSETUP](Help%20System/GSTARCAD/2023/Commands/MVSETUP.md) - [SCALELISTEDIT](Help%20System/GSTARCAD/2023/Commands/SCALELISTEDIT.md) - [VPCLIP](Help%20System/GSTARCAD/2023/Commands/VPCLIP.md) - [VPLAYER](Help%20System/GSTARCAD/2023/Commands/VPLAYER.md) - [VPMAX](Help%20System/GSTARCAD/2023/Commands/VPMAX.md) - [VPMIN](Help%20System/GSTARCAD/2023/Commands/VPMIN.md) - [VPORTS](Help%20System/GSTARCAD/2023/Commands/VPORTS--be072119c2.md) - [ZOOM](Help%20System/GSTARCAD/2023/Commands/ZOOM.md) **System Variables：** - [EXTNAMES](Help%20System/GSTARCAD/2023/System%20Variables/EXTNAMES.md) - [MAXACTVP](../System%20Variables/MAXACTVP.md) - [PSLTSCALE](../System%20Variables/PSLTSCALE.md) - [PSVPSCALE](../System%20Variables/PSVPSCALE.md) - [SPACESWITCH](../System%20Variables/SPACESWITCH.md) - [UCSVP](../System%20Variables/UCSVP.md) - [VIEWTWIST](../System%20Variables/VIEWTWIST.md) - [VPROTATEASSOC](../System%20Variables/VPROTATEASSOC.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2023_en-US/detail/commandReferences/Commands%20about%20Layout%20Viewports.html) · © Gstarsoft Co., Ltd.