diff --git a/app_state.go b/app_state.go
index 2c977f6..71f9e95 100644
--- a/app_state.go
+++ b/app_state.go
@@ -226,6 +226,10 @@ func (a *AppState) initialize() {
 		[]string{"--h                        - Print this message"},
 		a.opPrintUsage,
 	)
+	a.addOperation("editor",
+		[]string{"editor                     - Open todo.txt file in your editor"},
+		a.opEditor,
+	)
 	a.directory = a.config.Get("directory")
 	a.fileTodo = a.config.Get("todofile")
 	a.fileDone = a.config.Get("donefile")
diff --git a/task_ops.go b/task_ops.go
index 12bc294..3e1bd75 100644
--- a/task_ops.go
+++ b/task_ops.go
@@ -2,12 +2,31 @@ package main
 
 import (
 	"fmt"
+	"os"
+	"os/exec"
 	"strconv"
 	"strings"
 
 	todotxt "git.bullercodeworks.com/brian/go-todotxt"
 )
 
+func (a *AppState) opEditor(args []string) int {
+	editor := os.Getenv("EDITOR")
+	if editor == "" {
+		fmt.Println("No EDITOR set")
+		return 1
+	}
+	fmt.Println("Starting", editor, a.getTodoFile())
+	c := exec.Command(editor, a.getTodoFile())
+	c.Stdin = os.Stdin
+	c.Stdout = os.Stdout
+	if err := c.Run(); err != nil {
+		fmt.Println(err)
+		return 1
+	}
+	return 0
+}
+
 func (a *AppState) opI3Status(args []string) int {
 	var filterString string
 	state := "Idle"