Blender scene camera controls for Unity

BlenderSceneCameraControls.cs

using UnityEditor;
using UnityEngine;

namespace Editor
{
    [InitializeOnLoad]
    public class BlenderSceneCameraControls 
    {
        static BlenderSceneCameraControls()
        {
            SceneView.duringSceneGui -= SceneViewOnDuringSceneGui;
            SceneView.duringSceneGui += SceneViewOnDuringSceneGui;
        }

        private static void SceneViewOnDuringSceneGui(SceneView view)
        {
            Event e = Event.current;
        
            if (e?.type == EventType.KeyDown)
            {
                var dir = e.control ? 1 : -1;
                if (e.keyCode == KeyCode.Keypad1)
                {
                    SetSceneCamera(view, Vector3.forward * dir);
                }  
                else if (e.keyCode == KeyCode.Keypad3)
                {
                    SetSceneCamera(view, Vector3.left * dir);
                }
                else if (e.keyCode == KeyCode.Keypad7)
                {
                    SetSceneCamera(view, Vector3.up * dir);
                }
                else if (e.keyCode == KeyCode.Keypad5)
                {
                    view.orthographic = !view.orthographic;
                }
            }
       
        }

        private static void SetSceneCamera(SceneView view, Vector3 direction)
        {
            var target = view.pivot + direction;
            view.LookAtDirect(target, Quaternion.LookRotation(direction));
        }
    }
}

Perfect, Thank you :) (Just had to change the namespace to some arbitrary name)