diff --git a/cli/app.go b/cli/app.go
new file mode 100644
index 0000000..1a63b1e
--- /dev/null
+++ b/cli/app.go
@@ -0,0 +1,20 @@
+package cli
+
+import "os"
+
+type AppInterface interface {
+	AddCommand(name string, command Command)
+	Run()
+}
+
+type App struct {
+	commands map[string]Command
+}
+
+func (a *App) AddCommand(name string, command Command) {
+	a.commands[name] = command
+}
+
+func (a *App) Run() {
+	a.commands[os.Args[1]].Run()
+}