diff --git a/docs/apidoc/meta.md b/docs/apidoc/meta.md
index f226829..346d030 100644
--- a/docs/apidoc/meta.md
+++ b/docs/apidoc/meta.md
@@ -10,4 +10,8 @@ Methods:
     - Sets the description of the mod. Character limit of 160.
 - `ModAPI.meta.icon(iconURL: String)`
     - Sets the icon of the mod.
-    - It can be extremely low res, it will not appear blurry.
\ No newline at end of file
+    - It can be extremely low res, it will not appear blurry.
+- `ModAPI.meta.version(versionCode: String)`
+    - Sets the version of the mod. Appended after the title.
+- `ModAPI.meta.config(configFn: Function)`
+    - Once the client is fully loaded, creates a button in the mod manager GUI that runs the specified function when pressed.
\ No newline at end of file
diff --git a/injector.js b/injector.js
index f705d87..0852b16 100644
--- a/injector.js
+++ b/injector.js
@@ -1,4 +1,4 @@
-globalThis.ModAPIVersion = "v2.7.2";
+globalThis.ModAPIVersion = "v2.7.3";
 globalThis.doEaglerforge = true;
 document.querySelector("title").innerText = `EaglerForge Injector ${ModAPIVersion}`;
 document.querySelector("h1").innerText = `EaglerForge Injector ${ModAPIVersion}`;
diff --git a/modgui.js b/modgui.js
index a0c0d7a..6b58b16 100644
--- a/modgui.js
+++ b/modgui.js
@@ -248,15 +248,28 @@ globalThis.modapi_guikit = "(" + (() => {
       spacer.classList.add("nothing");
       var controls = document.createElement("td");
 
-      var button = document.createElement("button");
-      button.innerText = "Delete";
-      button.style.height = "3rem";
-      button.addEventListener("click", async () => {
+      var deleteBtn = document.createElement("button");
+      deleteBtn.innerText = "Delete";
+      deleteBtn.style.height = "3rem";
+      deleteBtn.addEventListener("click", async () => {
         await removeMod(i);
         window.modapi_displayModGui();
       });
-      button.classList.add("button");
-      controls.appendChild(button);
+      deleteBtn.classList.add("button");
+      controls.appendChild(deleteBtn);
+
+      if (typeof ModAPI.meta._configMap[hash] === "function") {
+        var configBtn = document.createElement("button");
+        configBtn.innerText = "Config";
+        configBtn.style.height = "3rem";
+        configBtn.style.marginLeft = "1rem";
+        configBtn.addEventListener("click", async () => {
+          ModAPI.meta._configMap[hash]();
+        });
+        configBtn.classList.add("button");
+        controls.appendChild(configBtn);
+      }
+
       tr.appendChild(mod);
       tr.appendChild(spacer);
       tr.appendChild(controls);
diff --git a/postinit.js b/postinit.js
index 0ae13ec..f75e2df 100644
--- a/postinit.js
+++ b/postinit.js
@@ -22,6 +22,7 @@ globalThis.modapi_postinit = "(" + (() => {
     ModAPI.meta = {};
     ModAPI.meta._titleMap = {};
     ModAPI.meta._descriptionMap = {};
+    ModAPI.meta._configMap = {};
     ModAPI.meta._developerMap = {};
     ModAPI.meta._iconMap = {};
     ModAPI.meta._versionMap = {};
@@ -78,6 +79,9 @@ globalThis.modapi_postinit = "(" + (() => {
         "  - Made the mod gui open before the client starts");
 
     function limitSize(x, n) {
+        if (!x) {
+            return "";
+        }
         if (x.length > n) {
             return x.substring(0, n) + "…";
         } else {
@@ -161,6 +165,18 @@ globalThis.modapi_postinit = "(" + (() => {
         }
         ModAPI.meta._descriptionMap[document.currentScript.getAttribute("data-hash")] = limitSize(desc, 160);
     }
+    ModAPI.meta.config = function (conf) {
+        if (typeof conf !== "function") {
+            return console.log("[ModAPIMeta] Config value was not a function");
+        }
+        if (!document.currentScript || document.currentScript.getAttribute("data-isMod") !== "true") {
+            return console.log("[ModAPIMeta] Cannot set meta for non-mod script.");
+        }
+        if (!document.currentScript.hasAttribute("data-hash")) {
+            return console.log("[ModAPIMeta] Script does not have a hashcode.");
+        }
+        ModAPI.meta._configMap[document.currentScript.getAttribute("data-hash")] = conf;
+    }
     ModAPI.meta.version = function (ver) {
         if (!document.currentScript || document.currentScript.getAttribute("data-isMod") !== "true") {
             return console.log("[ModAPIMeta] Cannot set meta for non-mod script.");