# Commands about Object Snap [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [Command Groups](Help%20System/GSTARCAD/2027/Commands/00%20Command%20Groups/(Command%20Groups).md) **Commands：** - [APERTURE (GstarCAD 2026)](../../../2026/Commands/A/APERTURE.md) - [OSNAP (GstarCAD 2026)](../../../2026/Commands/O/OSNAP.md) **System Variables：** - [APBOX (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/A/APBOX.md) - [APERTURE (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/A/APERTURE.md) - [AUTOSNAP (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/A/AUTOSNAP.md) - [OSMODE (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/O/OSMODE.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/Commands%20about%20Object%20Snap.html) · © Gstarsoft Co., Ltd.