diff --git a/package.json b/package.json
index cbe1a1d..442be78 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ttpg-scripts",
-  "version": "1.3.2",
+  "version": "1.4.0",
   "description": "",
   "bin": {
     "ttpg-scripts": "./bin/index.js"
diff --git a/src/commands/build.ts b/src/commands/build.ts
index 290d0be..4fa6d38 100644
--- a/src/commands/build.ts
+++ b/src/commands/build.ts
@@ -77,6 +77,7 @@ export const runBuild = async () => {
             Name: config.project.name,
             Version: config.project.version,
             GUID: config.project.guid.prd,
+            ModID: config.project.modId,
         };
         Logger.log("writing production manifest");
         try {
diff --git a/src/commands/libpack.ts b/src/commands/libpack.ts
index 755ca2c..442f511 100644
--- a/src/commands/libpack.ts
+++ b/src/commands/libpack.ts
@@ -142,6 +142,7 @@ export const runLibpack = async () => {
             Name: config.project.name,
             Version: config.project.version,
             GUID: config.project.guid.prd,
+            ModID: config.project.modId,
         };
         Logger.log("writing production manifest");
         try {
diff --git a/src/commands/postpublish.ts b/src/commands/postpublish.ts
new file mode 100644
index 0000000..77e56f5
--- /dev/null
+++ b/src/commands/postpublish.ts
@@ -0,0 +1,24 @@
+import path = require("path");
+import { Logger, assertSetup, loadConfig, pathExists } from "../common";
+import * as fs from "fs/promises";
+
+export const runPostPublish = async () => {
+    await assertSetup();
+
+    const config = await loadConfig();
+
+    const prodPath = path.resolve(config.local.ttpg_path, config.project.slug);
+
+    if (await pathExists(prodPath)) {
+        const curManifest = JSON.parse(await fs.readFile(path.resolve(prodPath, "Manifest.json"), "utf8"));
+        if ("ModID" in curManifest) {
+            config.project.modId = Number(curManifest.ModID);
+            await fs.writeFile(path.resolve("./ttpgcfg.project.json"), JSON.stringify(config.project), "utf-8");
+            Logger.success(`Captured MOD.io Mod Id: ${curManifest.ModID}`);
+        } else {
+            Logger.warning("There was no mod Id in the package, have you published it yet?");
+        }
+    } else {
+        Logger.warning("There is no production build in your ttpg folder - aborting");
+    }
+};
diff --git a/src/commands/purge.ts b/src/commands/purge.ts
index 27c8b3e..0ff72c6 100644
--- a/src/commands/purge.ts
+++ b/src/commands/purge.ts
@@ -25,7 +25,20 @@ export const runPurge = async () => {
               )
                   .trim()
                   .toLowerCase();
-        input.close();
+
+        const curManifest = JSON.parse(await fs.readFile(path.resolve(prodPath, "Manifest.json"), "utf8"));
+        if ("ModID" in curManifest) {
+            const grabModId = process.argv.includes("-y")
+                ? true
+                : (await input.question("There is a ModID associated with this production package, would you like to save it before purging (y/n")).trim().toLowerCase() === "y";
+            input.close();
+            if (grabModId) {
+                config.project.modId = Number(curManifest.ModID);
+                await fs.writeFile(path.resolve("./ttpgcfg.project.json"), JSON.stringify(config.project), "utf-8");
+            }
+        } else {
+            input.close();
+        }
         if (confirm === "y") {
             Logger.log("removing production build from ttpg");
             try {
diff --git a/src/common.ts b/src/common.ts
index 1deb337..244bb4e 100644
--- a/src/common.ts
+++ b/src/common.ts
@@ -29,6 +29,7 @@ export type Config = {
             dev: string;
             prd: string;
         };
+        modId?: number;
     };
     local: {
         ttpg_path: string;
diff --git a/src/index.ts b/src/index.ts
index fbb1b92..7351adf 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -12,6 +12,7 @@ import path = require("path");
 import { runLibpack } from "./commands/libpack";
 import { runHelp } from "./help";
 import { runWatch } from "./commands/watch";
+import { runPostPublish } from "./commands/postpublish";
 
 const cmd = process.argv[2] ?? "setup";
 
@@ -26,6 +27,7 @@ const HANDLERS = {
     libpack: runLibpack,
     help: runHelp,
     watch: runWatch,
+    postpublish: runPostPublish,
 } as const;
 
 const runCommand = async () => {