diff --git a/src/std/osmode-off.lsp b/src/std/osmode-off.lsp
new file mode 100644
index 0000000000000000000000000000000000000000..3092b103a50c370f435f7a772f50111ec5d68e5f
--- /dev/null
+++ b/src/std/osmode-off.lsp
@@ -0,0 +1,4 @@
+(defun std:osmode-off ()
+  "关闭对象捕捉，不影响对象捕捉设置。"
+  ""
+  (setvar "osmode" (boole 7 (getvar  "osmode") 16384)))
diff --git a/src/std/osmode-on.lsp b/src/std/osmode-on.lsp
new file mode 100644
index 0000000000000000000000000000000000000000..88f2368fe71e1734d75907c9683110040b320a73
--- /dev/null
+++ b/src/std/osmode-on.lsp
@@ -0,0 +1,5 @@
+(defun std:osmode-on ()
+  "打开对象捕捉，不影响对象捕捉设置。"
+  ""
+  (setvar "osmode" (- (boole 7 (getvar  "osmode") 16384) 16384))
+  )