Add project files.

ColourBlind.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using IL2CPPAssetBundleAPI;
+using MelonLoader;
+using PlagueButtonAPI.Controls;
+using UnityEngine;
+
+namespace VRChatAccessability
+{
+    internal class ColourBlind : BaseModule
+    {
+        private IL2CPPAssetBundle Bundle = new ();
+
+        public override void OnApplicationStart()
+        {
+            if (!Bundle.LoadBundle(Assembly.GetExecutingAssembly(), "VRChatAccessability.Resources.assistshader.asset")) // This If Also Checks If It Successfully Loaded As To Prevent Further Exceptions
+            {
+                MelonLogger.Error("Failed To Load Bundle! Error: " + Bundle.error);
+            }
+        }
+
+        public override void OnQuickMenuInit()
+        {
+            var Comp = Camera.main.gameObject.AddComponent<ColourBlindComponent>();
+            Comp.Material = Bundle.Load<GameObject>("LoadMe.prefab").GetComponent<MeshRenderer>().material;
+
+            var page = MainClass.MainMenu.AddSubMenu("Accessibility", "Accessibility Options").Item1;
+
+            var Access = page.AddCollapsibleButtonGroup("Colour Blind Assist", true);
+
+            ToggleButton Protanopia = null; // red
+            ToggleButton Deuteranopia = null; // green
+            ToggleButton Tritanopia = null; // blue
+
+            Protanopia = Access.AddToggleButton("Protanopia", "Red-Green", b =>
+            {
+                MainClass.Config.InternalConfig.Protanopia = b;
+                MainClass.Config.InternalConfig.Deuteranopia = false;
+                MainClass.Config.InternalConfig.Tritanopia = false;
+
+                Comp.AssistMode = b ? ColourBlindComponent.AssistType.Protanopia : ColourBlindComponent.AssistType.Normal;
+
+                Deuteranopia.SetToggleState(false, false);
+                Tritanopia.SetToggleState(false, false);
+            }, MainClass.Config.InternalConfig.Protanopia);
+
+            Deuteranopia = Access.AddToggleButton("Deuteranopia", "Red–Green-Yellow", b =>
+            {
+                MainClass.Config.InternalConfig.Protanopia = false;
+                MainClass.Config.InternalConfig.Deuteranopia = b;
+                MainClass.Config.InternalConfig.Tritanopia = false;
+
+                Comp.AssistMode = b ? ColourBlindComponent.AssistType.Deuteranopia : ColourBlindComponent.AssistType.Normal;
+
+                Protanopia.SetToggleState(false, false);
+                Tritanopia.SetToggleState(false, false);
+            }, MainClass.Config.InternalConfig.Deuteranopia);
+
+            Tritanopia = Access.AddToggleButton("Tritanopia", "Green-Blue", b =>
+            {
+                MainClass.Config.InternalConfig.Protanopia = false;
+                MainClass.Config.InternalConfig.Deuteranopia = false;
+                MainClass.Config.InternalConfig.Tritanopia = b;
+
+                Comp.AssistMode = b ? ColourBlindComponent.AssistType.Tritanopia : ColourBlindComponent.AssistType.Normal;
+
+                Protanopia.SetToggleState(false, false);
+                Deuteranopia.SetToggleState(false, false);
+            }, MainClass.Config.InternalConfig.Tritanopia);
+
+            page.AddSlider("Strength", "Change the assist strength", val =>
+            {
+                MainClass.Config.InternalConfig.AssistStrength = val;
+
+                Comp.Strength = val;
+            }, 0f, 1f, MainClass.Config.InternalConfig.AssistStrength, false, false);
+
+            if (MainClass.Config.InternalConfig.Protanopia)
+            {
+                Comp.AssistMode = ColourBlindComponent.AssistType.Protanopia;
+            }
+            else if (MainClass.Config.InternalConfig.Deuteranopia)
+            {
+                Comp.AssistMode = ColourBlindComponent.AssistType.Deuteranopia;
+            }
+            else if (MainClass.Config.InternalConfig.Tritanopia)
+            {
+                Comp.AssistMode = ColourBlindComponent.AssistType.Tritanopia;
+            }
+
+            Comp.Strength = MainClass.Config.InternalConfig.AssistStrength;
+        }
+    }
+}

ColourBlindComponent.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using MelonLoader;
+using UnityEngine;
+
+namespace VRChatAccessability
+{
+    [RegisterTypeInIl2Cpp]
+    public class ColourBlindComponent : MonoBehaviour
+    {
+        public ColourBlindComponent(IntPtr ptr) : base(ptr){}
+
+        public enum AssistType
+        {
+            Normal,
+            Deuteranopia,
+            Protanopia,
+            Tritanopia
+        }
+
+        public AssistType AssistMode;
+
+        public float Strength = 1.0f;
+
+        public Material Material;
+
+        public bool IsLinear => QualitySettings.activeColorSpace == ColorSpace.Linear;
+
+        void Start()
+        {
+            // Disable if we don't support image effects
+            if (!SystemInfo.supportsImageEffects)
+            {
+                MelonLogger.Error("Image Effects are not supported on this platform.");
+                enabled = false;
+                return;
+            }
+
+            // Disable if we don't support render textures
+            if (!SystemInfo.supportsRenderTextures)
+            {
+                MelonLogger.Error("RenderTextures are not supported on this platform.");
+                enabled = false;
+                return;
+            }
+
+            if (Material == null)
+            {
+                MelonLogger.Error("Material Is Null!");
+                enabled = false;
+                return;
+            }
+
+            if (Material.shader == null)
+            {
+                MelonLogger.Error("Shader Is Null!");
+                enabled = false;
+                return;
+            }
+
+            // Disable the image effect if the shader can't
+            // run on the users graphics card
+            if (!Material.shader.isSupported)
+            {
+                MelonLogger.Error("Unsupported shader.");
+                enabled = false;
+                return;
+            }
+        }
+
+        void OnDestroy()
+        {
+            if (Material)
+            {
+                DestroyImmediate(Material);
+            }
+        }
+
+        void OnRenderImage(RenderTexture source, RenderTexture destination)
+        {
+            if (Material.shader == null || AssistMode == AssistType.Normal)
+            {
+                Graphics.Blit(source, destination);
+                return;
+            }
+
+            Material.SetFloat("_Strength", Strength);
+            Graphics.Blit(source, destination, Material, ((int)AssistMode - 1) + (IsLinear ? 3 : 0));
+        }
+	}
+}