Find all custom scripts in the hierarchy of the current scene, show as a list of buttons, user can ping the object by clicking a button. Omits native Unity components.

FindCustomScriptsEditor.cs

using UnityEngine;
using UnityEditor;
using System;

namespace Suasor
{
    public class FindCustomScriptsEditor : EditorWindow
    {
        Vector2 scrollPosition;
        public string[] Strings = new string[4] {"BreakableHelper", "ObjectColor", "StickerController", "Obi" }; // REPLACE THIS WITH LIST EDITABLE

        [MenuItem("Tools/Suasor/FindCustomScriptsEditor")]
        static void Init()
        {
            FindScriptsInScene window = (FindScriptsInScene)EditorWindow.GetWindow(typeof(FindScriptsInScene));
            window.Show();
        }

        void OnGUI()
        {
            ScriptableObject target = this;
            SerializedObject so = new SerializedObject(target);
            SerializedProperty stringsProperty = so.FindProperty("Strings");

            EditorGUILayout.PropertyField(stringsProperty, true); // True means show c$$anonymous$$ldren
            so.ApplyModifiedProperties(); // Remember to apply modified properties
            
            EditorGUILayout.BeginVertical();
            scrollPosition = EditorGUILayout.BeginScrollView(scrollPosition);

            MonoBehaviour[] scripts = FindObjectsOfType<MonoBehaviour>();

            foreach (MonoBehaviour script in scripts)
            {
                Type scriptType = script.GetType();
                var scope = scriptType.Namespace;
                if ((scope == null || !scope.StartsWith("Unity")) && !StringContainsOneOfWords(script.GetType().FullName))
                {
                    if (GUILayout.Button(script.GetType().FullName + ".cs on object " + script.gameObject.name))
                    {
                        EditorGUIUtility.PingObject(script.gameObject);
                    }
                }
            }

            EditorGUILayout.EndScrollView();
            EditorGUILayout.EndVertical();
        }

        bool StringContainsOneOfWords(string str)
        {
            if (Strings.Length == 0)
            {
                return false;
            }
            
            foreach (string word in Strings)
            {
                if (str.Contains(word))
                {
                    return true;
                }
            }
            return false;
        }
    }
}