diff --git a/package.json b/package.json
index 2138614..419877f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,11 @@
 {
-  "main": "packgen.js",
-  "dependencies": {
-    "archiver": "^7.0.1",
-    "mse-translator": "https://git.stardust.wtf/iridium/MSE-Translator.git"
-  }
+    "main": "packgen.js",
+    "dependencies": {
+        "archiver": "^7.0.1",
+        "mse-translator": "https://git.stardust.wtf/iridium/MSE-Translator.git",
+        "yargs": "^17.7.2"
+    },
+    "devDependencies": {
+        "prettier": "3.2.5"
+    }
 }
diff --git a/packgen.js b/packgen.js
old mode 100644
new mode 100755
index afab9a4..91e4e34
--- a/packgen.js
+++ b/packgen.js
@@ -1,20 +1,66 @@
-const MSE = require('mse-translator');
-const https = require('https');
-const fs = require('fs');
-const archiver = require('archiver');
+#!/usr/bin/env node
+const MSE = require("mse-translator");
+const https = require("https");
+const fs = require("fs");
+const archiver = require("archiver");
+
+var argv = require("yargs/yargs")(process.argv.slice(2))
+    .usage("\nMSE Minecraft language-pack generator \n\nUsage: $0 [options]")
+    .help("help")
+    .alias("help", "h")
+    .version("version", "1.0.1")
+    .alias("version", "V")
+    .options({
+        descriptivefile: {
+            alias: "f",
+            description: 'descriptive output E.g. "en_gb-v1.19.1-en_MSE"',
+            requiresArg: false,
+            required: false,
+            type: "boolean",
+        },
+        lang: {
+            alias: "l",
+            description: "<language> base language for pack generation",
+            requiresArg: true,
+            required: false,
+            type: "string",
+        },
+        // TODO: version: {
+        //     alias: "v",
+        //     description: "<version> base version for pack generation",
+        //     requiresArg: true,
+        //     required: false,
+        //     type: "string",
+        // },
+        manifest: {
+            alias: "m",
+            description: "<url> custom manifest endpoint",
+            requiresArg: true,
+            required: false,
+            type: "string",
+        },
+        resources: {
+            alias: "r",
+            description: "<url> custom resources endpoint",
+            requiresArg: true,
+            required: false,
+            type: "string",
+        },
+    })
+    .parse();
 
 const urlReq = function (reqUrl, options, cb) {
-    if (typeof options === 'function') {
+    if (typeof options === "function") {
         cb = options;
         options = {};
     } // incase no options passed in
     https
         .get(reqUrl, (res) => {
-            let body = '';
-            res.on('data', (chunk) => {
+            let body = "";
+            res.on("data", (chunk) => {
                 body += chunk;
             });
-            res.on('end', () => {
+            res.on("end", () => {
                 try {
                     cb(body, res);
                 } catch (error) {
@@ -22,20 +68,26 @@ const urlReq = function (reqUrl, options, cb) {
                 }
             });
         })
-        .on('error', (error) => {
+        .on("error", (error) => {
             console.error(error.message);
         });
 };
 
-let piston = 'https://piston-meta.mojang.com/mc/game/version_manifest_v2.json';
+let piston =
+    argv.manifest ||
+    "https://piston-meta.mojang.com/mc/game/version_manifest_v2.json";
 
 urlReq(piston, function (body, res) {
     json = JSON.parse(body);
     let version = json.versions[0].id; // latest version
-    let resources = 'https://resources.download.minecraft.net/';
-    let baselang = 'en_gb';
-    //let filename = `${baselang} v${version} en_MSE`
-    let filename = `Maoist-Standard-English`;
+    let resources =
+        argv.resources || "https://resources.download.minecraft.net/";
+    let baselang = argv.lang || "en_gb";
+
+    let filename =
+        (argv.descriptivefile && `${baselang}-v${version}-en_MSE`) || // descriptive file name
+        "Maoist-Standard-English"; // default
+
     let mcmeta_template = [
         {
             text: `§cen_MSE§r\n`,
@@ -64,11 +116,11 @@ urlReq(piston, function (body, res) {
                     Object.keys(pack).forEach(function (key) {
                         var translated = MSE.translate(
                             pack[key]
-                                .replace(/\%s/gi, '%_') //mc patch
-                                .replace(/\$s/gi, '$_'),
+                                .replace(/\%s/gi, "%_") //mc patch
+                                .replace(/\$s/gi, "$_"),
                         )
-                            .replace(/\%_/gi, '%s') //mc patch back
-                            .replace(/\$_/gi, '$s');
+                            .replace(/\%_/gi, "%s") //mc patch back
+                            .replace(/\$_/gi, "$s");
                         if (translated != pack[key]) {
                             totals.translated = totals.translated + 1;
                         }
@@ -78,40 +130,40 @@ urlReq(piston, function (body, res) {
                         `Translated ${totals.translated} out of ${totals.total} strings`,
                     );
 
-                    var mcmeta = __dirname + '/template/pack.mcmeta';
+                    var mcmeta = __dirname + "/template/pack.mcmeta";
                     var mcmeta_data = JSON.parse(fs.readFileSync(mcmeta));
                     mcmeta_data.pack.description = mcmeta_template;
 
                     fs.writeFileSync(mcmeta, JSON.stringify(mcmeta_data));
                     fs.writeFile(
                         __dirname +
-                            '/template/assets/minecraft/lang/en_mse.json',
+                            "/template/assets/minecraft/lang/en_mse.json",
                         JSON.stringify(pack, null, 4),
-                        'utf8',
+                        "utf8",
                         function (err) {
                             if (err) throw err;
                             console.log(
-                                'en_mse.json generated, creating pack and compressing.',
+                                "en_mse.json generated, creating pack and compressing.",
                             );
                             const output = fs.createWriteStream(
                                 __dirname + `/${filename}.zip`,
                             );
-                            const archive = archiver('zip', {
+                            const archive = archiver("zip", {
                                 zlib: { level: 9 }, // Sets the compression level.
                             });
-                            archive.on('error', function (err) {
+                            archive.on("error", function (err) {
                                 throw err;
                             });
-                            output.on('close', function () {
+                            output.on("close", function () {
                                 console.log(
-                                    'language-pack archive generated with a filesize of ' +
+                                    "language-pack archive generated with a filesize of " +
                                         archive.pointer() +
-                                        ' bytes' +
+                                        " bytes" +
                                         `\n(./${filename}.zip)`,
                                 );
                             });
                             archive.pipe(output);
-                            archive.directory('template/', false);
+                            archive.directory("template/", false);
                             archive.finalize();
                         },
                     );
diff --git a/yarn.lock b/yarn.lock
index ce223c8..f884423 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -119,6 +119,15 @@ buffer@^6.0.3:
     base64-js "^1.3.1"
     ieee754 "^1.2.1"
 
+cliui@^8.0.1:
+  version "8.0.1"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-8.0.1.tgz#0c04b075db02cbfe60dc8e6cf2f5486b1a3608aa"
+  integrity sha512-BSeNnyus75C4//NQ9gQt1/csTXyo/8Sb+afLAkzAptFuMsod9HFokGNudZpi/oQV73hnVK+sR+5PVRMd+Dr7YQ==
+  dependencies:
+    string-width "^4.2.0"
+    strip-ansi "^6.0.1"
+    wrap-ansi "^7.0.0"
+
 color-convert@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-2.0.1.tgz#72d3a68d598c9bdb3af2ad1e84f21d896abd4de3"
@@ -184,6 +193,11 @@ emoji-regex@^9.2.2:
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-9.2.2.tgz#840c8803b0d8047f4ff0cf963176b32d4ef3ed72"
   integrity sha512-L18DaJsXSUk2+42pv8mLs5jJT2hqFkFE4j21wOmgbUqsZ2hL72NsUU785g9RXgo3s0ZNgVl42TiHp3ZtOv/Vyg==
 
+escalade@^3.1.1:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.2.tgz#54076e9ab29ea5bf3d8f1ed62acffbb88272df27"
+  integrity sha512-ErCHMCae19vR8vQGe50xIsVomy19rg6gFu3+r3jkEO46suLMWBksvVyoGgQV+jOfl84ZSOSlmv6Gxa89PmTGmA==
+
 event-target-shim@^5.0.0:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/event-target-shim/-/event-target-shim-5.0.1.tgz#5d4d3ebdf9583d63a5333ce2deb7480ab2b05789"
@@ -207,6 +221,11 @@ foreground-child@^3.1.0:
     cross-spawn "^7.0.0"
     signal-exit "^4.0.1"
 
+get-caller-file@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
+  integrity sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==
+
 glob@^10.0.0:
   version "10.3.12"
   resolved "https://registry.yarnpkg.com/glob/-/glob-10.3.12.tgz#3a65c363c2e9998d220338e88a5f6ac97302960b"
@@ -320,6 +339,11 @@ path-scurry@^1.10.2:
     lru-cache "^10.2.0"
     minipass "^5.0.0 || ^6.0.2 || ^7.0.0"
 
+prettier@3.2.5:
+  version "3.2.5"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.2.5.tgz#e52bc3090586e824964a8813b09aba6233b28368"
+  integrity sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==
+
 process-nextick-args@~2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
@@ -366,6 +390,11 @@ readdir-glob@^1.1.2:
   dependencies:
     minimatch "^5.1.0"
 
+require-directory@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/require-directory/-/require-directory-2.1.1.tgz#8c64ad5fd30dab1c976e2344ffe7f792a6a6df42"
+  integrity sha512-fGxEI7+wsG9xrvdjsrlmL22OMTTiHRwAMroiEeMgq8gzoLC/PQr7RsRDSTLUg/bZAZtF+TVIkHc6/4RIKrui+Q==
+
 safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
@@ -412,7 +441,7 @@ streamx@^2.15.0:
     is-fullwidth-code-point "^3.0.0"
     strip-ansi "^6.0.1"
 
-string-width@^4.1.0:
+string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
   integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
@@ -495,6 +524,15 @@ which@^2.0.1:
     string-width "^4.1.0"
     strip-ansi "^6.0.0"
 
+wrap-ansi@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
+  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
 wrap-ansi@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-8.1.0.tgz#56dc22368ee570face1b49819975d9b9a5ead214"
@@ -504,6 +542,29 @@ wrap-ansi@^8.1.0:
     string-width "^5.0.1"
     strip-ansi "^7.0.1"
 
+y18n@^5.0.5:
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-5.0.8.tgz#7f4934d0f7ca8c56f95314939ddcd2dd91ce1d55"
+  integrity sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==
+
+yargs-parser@^21.1.1:
+  version "21.1.1"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-21.1.1.tgz#9096bceebf990d21bb31fa9516e0ede294a77d35"
+  integrity sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw==
+
+yargs@^17.7.2:
+  version "17.7.2"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-17.7.2.tgz#991df39aca675a192b816e1e0363f9d75d2aa269"
+  integrity sha512-7dSzzRQ++CKnNI/krKnYRV7JKKPUXMEh61soaHKg9mrWEhzFWhFnxPxGl+69cD1Ou63C13NUPCnmIcrvqCuM6w==
+  dependencies:
+    cliui "^8.0.1"
+    escalade "^3.1.1"
+    get-caller-file "^2.0.5"
+    require-directory "^2.1.1"
+    string-width "^4.2.3"
+    y18n "^5.0.5"
+    yargs-parser "^21.1.1"
+
 zip-stream@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/zip-stream/-/zip-stream-6.0.1.tgz#e141b930ed60ccaf5d7fa9c8260e0d1748a2bbfb"