diff --git a/go.mod b/go.mod
index fbbf7c9..352f51f 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,10 @@
 module surdeus.su/util/bb
 
-go 1.21.9
+go 1.22.3
 
-require surdeus.su/core/cli v0.0.2
+require (
+	surdeus.su/core/cli v0.1.2
+	surdeus.su/core/xgo v0.1.0
+)
+
+require github.com/d5/tengo/v2 v2.17.0 // indirect
diff --git a/go.sum b/go.sum
index bdb438a..6142bea 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,8 @@
-surdeus.su/core/cli v0.0.2 h1:RdHHk3/Fhwxz9PjaE+vTlCuF9KmhrmNUb5y4oqulrYI=
-surdeus.su/core/cli v0.0.2/go.mod h1:UKwCmcSX+x7XX9aF3gOaaAaJcJA3gtUmL4vdnM43+fM=
+github.com/d5/tengo/v2 v2.17.0 h1:BWUN9NoJzw48jZKiYDXDIF3QrIVZRm1uV1gTzeZ2lqM=
+github.com/d5/tengo/v2 v2.17.0/go.mod h1:XRGjEs5I9jYIKTxly6HCF8oiiilk5E/RYXOZ5b0DZC8=
+surdeus.su/core/cli v0.1.2 h1:qPzjawqPyZsO4Z5SaA1u141recVE65yioA83Qs7Jecs=
+surdeus.su/core/cli v0.1.2/go.mod h1:r9JtQz3aEJzpYzMaNUNQHJoYkoWKNPi047qhd5uGlmA=
+surdeus.su/core/xgo v0.0.2 h1:ZwYugS9dBoT1CdfkUjaOFXTgal0CZgopsrP8ozTGfAc=
+surdeus.su/core/xgo v0.0.2/go.mod h1:6C/AHbjfvAMvt3TOzLB4eIZ40eU3ahJXtdY+kr4yXoc=
+surdeus.su/core/xgo v0.1.0 h1:kpH4my7rK+C6Kx9bG7BB95F3T+kx8+MQEvm/APRiyNY=
+surdeus.su/core/xgo v0.1.0/go.mod h1:6C/AHbjfvAMvt3TOzLB4eIZ40eU3ahJXtdY+kr4yXoc=
diff --git a/main.go b/main.go
index e2723d0..6b425a2 100644
--- a/main.go
+++ b/main.go
@@ -26,6 +26,7 @@ import (
 	"surdeus.su/util/bb/tool/wc"
 	"surdeus.su/util/bb/tool/whoami"
 	"surdeus.su/util/bb/tool/yes"
+	xgotool "surdeus.su/core/xgo/xtool"
 	"os"
 )
 
@@ -119,6 +120,7 @@ var root = mtool.T("bb").Subs(
 	}).Desc(
 		"print all the environment variables",
 	),
+	xgotool.Tool,
 ).Desc(
 	"not POSIX compatible BusyBox utilities",
 )
diff --git a/xgo_test.xgo b/xgo_test.xgo
new file mode 100644
index 0000000..33f5f51
--- /dev/null
+++ b/xgo_test.xgo
@@ -0,0 +1,6 @@
+fmt := import("fmt")
+fmt.println("Hello, World!")
+
+for _, i in [15, 573, 53] {
+	fmt.println(i)
+}