diff --git a/action.yml b/action.yml
index b22de1ef6..35dbc7dc5 100644
--- a/action.yml
+++ b/action.yml
@@ -25,6 +25,8 @@ inputs:
     description: 'Used to specify a package manager for caching in the default directory. Supported values: npm, yarn, pnpm.'
   cache-dependency-path:
     description: 'Used to specify the path to a dependency file: package-lock.json, yarn.lock, etc. Supports wildcards or a list of file names for caching multiple dependencies.'
+  username:
+    description: 'Used to specify username/password authentication for NPM, used for Azure DevOps Artifacts and registries which expect a username and password.'
 # TODO: add input to control forcing to pull from cloud or dist. 
 #       escape valve for someone having issues or needing the absolute latest which isn't cached yet
 outputs:
diff --git a/dist/setup/index.js b/dist/setup/index.js
index 9b813965b..085872d8d 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -71049,15 +71049,15 @@ const os = __importStar(__nccwpck_require__(2037));
 const path = __importStar(__nccwpck_require__(1017));
 const core = __importStar(__nccwpck_require__(2186));
 const github = __importStar(__nccwpck_require__(5438));
-function configAuthentication(registryUrl, alwaysAuth) {
+function configAuthentication(registryUrl, alwaysAuth, username) {
     const npmrc = path.resolve(process.env['RUNNER_TEMP'] || process.cwd(), '.npmrc');
     if (!registryUrl.endsWith('/')) {
         registryUrl += '/';
     }
-    writeRegistryToFile(registryUrl, npmrc, alwaysAuth);
+    writeRegistryToFile(registryUrl, npmrc, alwaysAuth, username);
 }
 exports.configAuthentication = configAuthentication;
-function writeRegistryToFile(registryUrl, fileLocation, alwaysAuth) {
+function writeRegistryToFile(registryUrl, fileLocation, alwaysAuth, username) {
     let scope = core.getInput('scope');
     if (!scope && registryUrl.indexOf('npm.pkg.github.com') > -1) {
         scope = github.context.repo.owner;
@@ -71080,7 +71080,14 @@ function writeRegistryToFile(registryUrl, fileLocation, alwaysAuth) {
         });
     }
     // Remove http: or https: from front of registry.
-    const authString = registryUrl.replace(/(^\w+:|^)/, '') + ':_authToken=${NODE_AUTH_TOKEN}';
+    const registryPrefix = registryUrl.replace(/(^\w+:|^)/, '');
+    if (username) {
+        newContents += registryPrefix + `:username=${username}${os.EOL}`;
+        newContents += registryPrefix + `:email=dummy value` + os.EOL;
+    }
+    const authString = username
+        ? registryPrefix + ':_password=${NODE_AUTH_TOKEN}'
+        : registryPrefix + ':_authToken=${NODE_AUTH_TOKEN}';
     const registryString = `${scope}registry=${registryUrl}`;
     const alwaysAuthString = `always-auth=${alwaysAuth}`;
     newContents += `${authString}${os.EOL}${registryString}${os.EOL}${alwaysAuthString}`;
@@ -72084,8 +72091,9 @@ function run() {
             yield util_1.printEnvDetailsAndSetOutput();
             const registryUrl = core.getInput('registry-url');
             const alwaysAuth = core.getInput('always-auth');
+            const username = core.getInput('username');
             if (registryUrl) {
-                auth.configAuthentication(registryUrl, alwaysAuth);
+                auth.configAuthentication(registryUrl, alwaysAuth, username);
             }
             if (cache && cache_utils_1.isCacheFeatureAvailable()) {
                 const cacheDependencyPath = core.getInput('cache-dependency-path');
diff --git a/package.json b/package.json
index 89d2eaf88..e37003c5e 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
   },
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/actions/setup-node.git"
+    "url": "git+https://github.com/rapid-platform/setup-node.git"
   },
   "keywords": [
     "actions",
diff --git a/src/authutil.ts b/src/authutil.ts
index 2ce949393..cde3a8af5 100644
--- a/src/authutil.ts
+++ b/src/authutil.ts
@@ -4,7 +4,11 @@ import * as path from 'path';
 import * as core from '@actions/core';
 import * as github from '@actions/github';
 
-export function configAuthentication(registryUrl: string, alwaysAuth: string) {
+export function configAuthentication(
+  registryUrl: string,
+  alwaysAuth: string,
+  username?: string
+) {
   const npmrc: string = path.resolve(
     process.env['RUNNER_TEMP'] || process.cwd(),
     '.npmrc'
@@ -13,13 +17,14 @@ export function configAuthentication(registryUrl: string, alwaysAuth: string) {
     registryUrl += '/';
   }
 
-  writeRegistryToFile(registryUrl, npmrc, alwaysAuth);
+  writeRegistryToFile(registryUrl, npmrc, alwaysAuth, username);
 }
 
 function writeRegistryToFile(
   registryUrl: string,
   fileLocation: string,
-  alwaysAuth: string
+  alwaysAuth: string,
+  username?: string
 ) {
   let scope: string = core.getInput('scope');
   if (!scope && registryUrl.indexOf('npm.pkg.github.com') > -1) {
@@ -44,8 +49,17 @@ function writeRegistryToFile(
     });
   }
   // Remove http: or https: from front of registry.
-  const authString: string =
-    registryUrl.replace(/(^\w+:|^)/, '') + ':_authToken=${NODE_AUTH_TOKEN}';
+  const registryPrefix = registryUrl.replace(/(^\w+:|^)/, '');
+
+  if (username) {
+    newContents += registryPrefix + `:username=${username}${os.EOL}`;
+    newContents += registryPrefix + `:email=dummy value` + os.EOL;
+  }
+
+  const authString: string = username
+    ? registryPrefix + ':_password=${NODE_AUTH_TOKEN}'
+    : registryPrefix + ':_authToken=${NODE_AUTH_TOKEN}';
+
   const registryString = `${scope}registry=${registryUrl}`;
   const alwaysAuthString = `always-auth=${alwaysAuth}`;
   newContents += `${authString}${os.EOL}${registryString}${os.EOL}${alwaysAuthString}`;
diff --git a/src/main.ts b/src/main.ts
index 90cd1d9d9..73027197d 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -55,8 +55,9 @@ export async function run() {
 
     const registryUrl: string = core.getInput('registry-url');
     const alwaysAuth: string = core.getInput('always-auth');
+    const username: string | undefined = core.getInput('username');
     if (registryUrl) {
-      auth.configAuthentication(registryUrl, alwaysAuth);
+      auth.configAuthentication(registryUrl, alwaysAuth, username);
     }
 
     if (cache && isCacheFeatureAvailable()) {