diff --git a/main.go b/main.go
new file mode 100644
index 0000000..25b51f6
--- /dev/null
+++ b/main.go
@@ -0,0 +1,53 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/gdamore/tcell/v2"
+	"github.com/rivo/tview"
+	"github.com/spf13/cobra"
+)
+
+const (
+	NormalMode  = "normal"
+	FocusedMode = "focused"
+	SearchMode  = "search"
+	ExMode      = "ex"
+)
+
+type UI struct {
+	Mode string
+	App  *tview.Application
+}
+
+func (ui *UI) handleInput(event *tcell.EventKey) *tcell.EventKey {
+	return nil
+}
+
+func newUI() *UI {
+	app := tview.NewApplication()
+	ui := UI{
+		Mode: NormalMode,
+		App:  app,
+	}
+	app.SetInputCapture(ui.handleInput)
+	return &ui
+}
+
+func _main() error {
+	cmd := &cobra.Command{
+		Use: "porphyry",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return newUI().App.Run()
+		},
+	}
+
+	return cmd.Execute()
+}
+
+func main() {
+	if err := _main(); err != nil {
+		fmt.Fprintf(os.Stderr, err.Error()+"\n")
+	}
+}