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Assets/Obvious/Soap/Core/Runtime/ScriptableSingleton/ScriptableSingleton.cs

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+using UnityEngine;
+
+namespace Obvious.Soap
+{
+    [HelpURL("https://obvious-game.gitbook.io/soap/soap-core-assets/scriptable-singleton")]
+    public abstract class ScriptableSingleton<T> : ScriptableBase where T : ScriptableObject
+    {
+        private static T _instance;
+
+        public static T Instance
+        {
+            get
+            {
+                if (_instance)
+                    return _instance;
+
+                var assetName = typeof(T).Name;
+                _instance = Resources.Load<T>(assetName);
+
+                if (_instance)
+                    return _instance;
+
+                var all = Resources.LoadAll<T>(string.Empty);
+                if (all != null && all.Length > 0)
+                {
+                    _instance = all[0];
+                    return _instance;
+                }
+
+                Debug.LogError("[Soap] No instance of Singleton:" + assetName + " found in Resources folder.");
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// Need for editor if direct access from classes (without passing through Instance property)
+        /// </summary>
+        protected virtual void OnEnable()
+        {
+            if (_instance == null)
+                _instance = this as T;
+        }
+    }
+}

Assets/Obvious/Soap/Core/Runtime/ScriptableSingleton/ScriptableSingleton.cs.meta

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+  defaultReferences: []
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