diff --git a/packages/user-activity-broadcaster/CHANGELOG.md b/packages/user-activity-broadcaster/CHANGELOG.md
new file mode 100644
index 00000000..4a053c75
--- /dev/null
+++ b/packages/user-activity-broadcaster/CHANGELOG.md
@@ -0,0 +1,23 @@
+# Changelog
+
+This file was generated using [@jscutlery/semver](https://github.com/jscutlery/semver).
+
+# 0.1.0-alpha.0 (2024-10-22)
+
+
+### Features
+
+* **user-activity-broadcaster:** adding changelog file EB-719 ([1607004](https://github.com/Availity/sdk-js/commit/16070049522d8db8401d71f7d5d074dc0bc213c4))
+* **user-activity-broadcaster:** adding ignore because we're not using typescript EB-719 ([b66e9b8](https://github.com/Availity/sdk-js/commit/b66e9b87c2dcd305cd1ccbba5980e7550cc1bd70))
+* **user-activity-broadcaster:** adding package EB-719 ([1213b58](https://github.com/Availity/sdk-js/commit/1213b58c37fcec8f5f6298e6e66103150a9db61e))
+
+
+
+# 0.1.0-alpha.0 (2024-10-22)
+
+
+### Features
+
+* **user-activity-broadcaster:** adding changelog file EB-719 ([1607004](https://github.com/Availity/sdk-js/commit/16070049522d8db8401d71f7d5d074dc0bc213c4))
+* **user-activity-broadcaster:** adding ignore because we're not using typescript EB-719 ([b66e9b8](https://github.com/Availity/sdk-js/commit/b66e9b87c2dcd305cd1ccbba5980e7550cc1bd70))
+* **user-activity-broadcaster:** adding package EB-719 ([1213b58](https://github.com/Availity/sdk-js/commit/1213b58c37fcec8f5f6298e6e66103150a9db61e))
diff --git a/packages/user-activity-broadcaster/README.md b/packages/user-activity-broadcaster/README.md
new file mode 100644
index 00000000..9fbb65c7
--- /dev/null
+++ b/packages/user-activity-broadcaster/README.md
@@ -0,0 +1,25 @@
+# @availity/user-activity-broadcaster
+
+> This package broadcasts user activity to the navigation.
+
+[![Version](https://img.shields.io/npm/v/@availity/user-activity-broadcaster.svg?style=for-the-badge)](https://www.npmjs.com/package/@availity/user-activity-broadcaster)
+[![NPM Downloads](https://img.shields.io/npm/dt/@availity/user-activity-broadcaster.svg?style=for-the-badge)](https://www.npmjs.com/package/@availity/user-activity-broadcaster)
+[![Dependecy Status](https://img.shields.io/librariesio/release/npm/@availity/user-activity-broadcaster?style=for-the-badge)](https://github.com/Availity/sdk-js/blob/master/packages/user-activity-broadcaster/package.json)
+
+## Installation
+
+### NPM
+
+```bash
+npm install @availity/user-activity-broadcaster
+```
+
+### Yarn
+
+```bash
+yarn add @availity/user-activity-broadcaster
+```
+
+## Usage
+
+> All you have to do is include this as a dependency and import it into the root of your web application.
diff --git a/packages/user-activity-broadcaster/jest.config.js b/packages/user-activity-broadcaster/jest.config.js
new file mode 100644
index 00000000..98dbc596
--- /dev/null
+++ b/packages/user-activity-broadcaster/jest.config.js
@@ -0,0 +1,7 @@
+const global = require('../../jest.config');
+
+module.exports = {
+  ...global,
+  displayName: 'user-activity-broadcaster',
+  coverageDirectory: '../../coverage/user-activity-broadcaster',
+};
diff --git a/packages/user-activity-broadcaster/package.json b/packages/user-activity-broadcaster/package.json
new file mode 100644
index 00000000..08d12b94
--- /dev/null
+++ b/packages/user-activity-broadcaster/package.json
@@ -0,0 +1,26 @@
+{
+  "name": "@availity/user-activity-broadcaster",
+  "version": "0.1.0-alpha.0",
+  "description": "This package broacasts user activity to the navigation.",
+  "main": "src/user-activity-broadcaster.js",
+  "keywords": [],
+  "author": "Joe Spanbauer <joseph.spanbauer@availity.com>",
+  "engines": {
+    "node": "^18.0.0 || ^20.0.0"
+  },
+  "scripts": {
+    "build": "tsup src/index.js --format esm,cjs --dts",
+    "dev": "tsup src/index.js --format esm,cjs --watch --dts",
+    "lint": "eslint src",
+    "lint:fix": "eslint src --fix",
+    "clean": "rm -rf node_modules && rm -rf dist",
+    "publish": "yarn npm publish --tolerate-republish --access public"
+  },
+  "license": "MIT",
+  "devDependencies": {
+    "tsup": "^7.2.0"
+  },
+  "publishConfig": {
+    "access": "public"
+  }
+}
diff --git a/packages/user-activity-broadcaster/project.json b/packages/user-activity-broadcaster/project.json
new file mode 100644
index 00000000..1d616949
--- /dev/null
+++ b/packages/user-activity-broadcaster/project.json
@@ -0,0 +1,39 @@
+{
+  "name": "@availity/user-activity-broadcaster",
+  "$schema": "../../node_modules/nx/schemas/project-schema.json",
+  "projectType": "library",
+  "targets": {
+    "test": {
+      "executor": "@nx/jest:jest",
+      "outputs": ["{workspaceRoot}/coverage/resolve-url"],
+      "options": {
+        "jestConfig": "packages/user-activity-broadcaster/jest.config.js"
+      }
+    },
+    "version": {
+      "executor": "@jscutlery/semver:version",
+      "options": {
+        "preset": "angular",
+        "commitMessageFormat": "chore(user-activity-broadcaster): release version ${version} [skip ci]",
+        "tagPrefix": "{projectName}@",
+        "baseBranch": "master",
+        "trackDeps": true
+      }
+    },
+    "lint": {
+      "executor": "@nx/eslint:lint",
+      "options": {
+        "eslintConfig": ".eslintrc.yaml",
+        "silent": false,
+        "fix": false,
+        "cache": true,
+        "cacheLocation": "./node_modules/.cache/user-activity-broadcaster/.eslintcache",
+        "maxWarnings": -1,
+        "quiet": false,
+        "noEslintrc": false,
+        "hasTypeAwareRules": true,
+        "cacheStrategy": "metadata"
+      }
+    }
+  }
+}
diff --git a/packages/user-activity-broadcaster/src/index.d.ts b/packages/user-activity-broadcaster/src/index.d.ts
new file mode 100644
index 00000000..4f36ee13
--- /dev/null
+++ b/packages/user-activity-broadcaster/src/index.d.ts
@@ -0,0 +1 @@
+/* eslint-disable unicorn/no-empty-file */
diff --git a/packages/user-activity-broadcaster/src/index.js b/packages/user-activity-broadcaster/src/index.js
new file mode 100644
index 00000000..5d16eb3d
--- /dev/null
+++ b/packages/user-activity-broadcaster/src/index.js
@@ -0,0 +1,51 @@
+const MINUTE = 60 * 1000
+const interval = MINUTE * 5
+export const eventName = 'user_activity'
+
+// Must be a dynamic object to test this
+export const lastActivity = {}
+
+export const getTargetOrigin = (origin = window.location.origin) => {
+  // Setup targetOrigin to alternate origin (because the same origin already works)
+  if (origin) {
+    if (origin.includes('apps')) {
+      return origin.replace('apps', 'essentials')
+    }
+
+    if (origin.includes('essentials')) {
+      return origin.replace('essentials', 'apps')
+    }
+  }
+
+  return undefined
+}
+
+const targetOrigin = getTargetOrigin()
+
+// PostMessage Logic
+export const handleActivityUpdate = () => {
+  window.top.postMessage({
+    event: eventName,
+    time: lastActivity.time
+  }, targetOrigin)
+}
+
+// Debounce Logic
+let activityIntervalId = setInterval(handleActivityUpdate, interval)
+// Re-assignable for testing
+export const updateInterval = (newInterval) => {
+  clearInterval(activityIntervalId)
+  activityIntervalId = setInterval(handleActivityUpdate, newInterval)
+}
+
+// Event Handlers
+export const handleActivity = () => {
+  lastActivity.time = Date.now().toString()
+}
+
+// Add ability to test handleActivity and events
+export const addEventListeners = () => {
+  document.addEventListener('mousedown', handleActivity)
+  document.addEventListener('keydown', handleActivity)
+}
+addEventListeners()
diff --git a/packages/user-activity-broadcaster/src/tests/index.test.js b/packages/user-activity-broadcaster/src/tests/index.test.js
new file mode 100644
index 00000000..8ea3d15e
--- /dev/null
+++ b/packages/user-activity-broadcaster/src/tests/index.test.js
@@ -0,0 +1,76 @@
+const userActivityBroadcaster = require('../index')
+
+const {
+  getTargetOrigin,
+  handleActivity,
+  updateInterval,
+  addEventListeners,
+  lastActivity
+} = userActivityBroadcaster
+
+describe('user-activity-broadcaster', () => {
+  describe('targetOrigin', () => {
+    test('essentials.availity.com origin should have targetOrigion of apps', () => {
+      const testOrigin = 'essentials.availity.com'
+      const expected = 'apps.availity.com'
+
+      const targetOrigin = getTargetOrigin(testOrigin)
+
+      expect(targetOrigin).toBe(expected)
+    })
+
+    test('apps.availity.com origin should have targetOrigion of essentials', () => {
+      const testOrigin = 'apps.availity.com'
+      const expected = 'essentials.availity.com'
+
+      const targetOrigin = getTargetOrigin(testOrigin)
+
+      expect(targetOrigin).toBe(expected)
+    })
+  })
+
+  test('should call handleActivityUpdate every interval', async () => {
+    const testInterval = 1000
+    const waitTime = 2999
+    const expectedCallCount = 2
+
+    window.top.postMessage = () => {}
+
+    const spy = jest.spyOn(userActivityBroadcaster, 'handleActivityUpdate')
+
+    updateInterval(testInterval)
+
+    await new Promise((resolve) => {
+      setTimeout(() => {
+        resolve()
+      }, waitTime)
+    })
+
+    expect(spy).toHaveBeenCalledTimes(expectedCallCount)
+  })
+
+  test('keydown events call handleActivity', async () => {
+    const spy = jest.spyOn(userActivityBroadcaster, 'handleActivity')
+
+    addEventListeners()
+
+    document.dispatchEvent(new MouseEvent('keydown'))
+
+    expect(spy).toHaveBeenCalled()
+  })
+
+  test('mousedown events call handleActivity', async () => {
+    const spy = jest.spyOn(userActivityBroadcaster, 'handleActivity')
+
+    addEventListeners()
+
+    document.dispatchEvent(new MouseEvent('mousedown'))
+
+    expect(spy).toHaveBeenCalled()
+  })
+
+  test('handleActivity should update handleActivity', () => {
+    handleActivity()
+    expect(lastActivity.time).toBeDefined()
+  })
+})
diff --git a/packages/user-activity-broadcaster/tsconfig.json b/packages/user-activity-broadcaster/tsconfig.json
new file mode 100644
index 00000000..b70853b0
--- /dev/null
+++ b/packages/user-activity-broadcaster/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": ["."],
+  "exclude": ["dist", "build", "node_modules"]
+}
diff --git a/packages/user-activity-broadcaster/tsconfig.spec.json b/packages/user-activity-broadcaster/tsconfig.spec.json
new file mode 100644
index 00000000..a85a3f59
--- /dev/null
+++ b/packages/user-activity-broadcaster/tsconfig.spec.json
@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "../../dist/out-tsc",
+    "module": "commonjs",
+    "types": ["jest", "node"],
+    "allowJs": true
+  },
+  "include": ["**/*.test.ts", "**/*.spec.ts", "**/*.d.ts"]
+}
diff --git a/yarn.lock b/yarn.lock
index 0223710e..8f291e03 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -446,6 +446,14 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@availity/user-activity-broadcaster@workspace:packages/user-activity-broadcaster":
+  version: 0.0.0-use.local
+  resolution: "@availity/user-activity-broadcaster@workspace:packages/user-activity-broadcaster"
+  dependencies:
+    tsup: ^7.2.0
+  languageName: unknown
+  linkType: soft
+
 "@availity/yup@workspace:packages/yup":
   version: 0.0.0-use.local
   resolution: "@availity/yup@workspace:packages/yup"