diff --git a/cnpm.lua b/cnpm.lua
new file mode 100644
index 0000000..56a0637
--- /dev/null
+++ b/cnpm.lua
@@ -0,0 +1,31 @@
+print("CN Package Manager")
+print("Author: Github/Kiritow")
+
+local component=require("component")
+
+local function cmd(cmdstr,infostr)
+    local old=component.gpu.setForeground(0xFFFF00)
+    io.write(cmdstr)
+    component.gpu.setForeground(0xFFFFFF)
+    print("  " .. infostr)
+    component.gpu.setForeground(old)
+end
+local function err(info)
+    local old=component.gpu.setForeground(0xFF0000)
+    print(infostr)
+    component.gpu.setForeground(old)
+end
+
+local shell=require("shell")
+local args,ops=shell.parse(...)
+local argc=#args
+if(argc<1) then
+    print("Usage:")
+    cmd("cnpm install <package>","Install package")
+    cmd("cnpm add <repo>","Add an external repository to cnpm")
+    cmd("cnpm del <repo>","Delete an external repository")
+    cmd("cnpm update","Update software info")
+    cmd("cnpm upgrade [<package>]","Upgrade packages")
+    cmd("cnpm remove <package>","Remove package")
+    return
+end