diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 0000000..6f59ccc
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1,12 @@
+# These are supported funding model platforms
+
+github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: https://paypal.me/PerSoderlind # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
diff --git a/.github/workflows/manually-build-zip.yml b/.github/workflows/manually-build-zip.yml
new file mode 100644
index 0000000..f9a2ec3
--- /dev/null
+++ b/.github/workflows/manually-build-zip.yml
@@ -0,0 +1,39 @@
+name: Manually Build release zip
+
+on:
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Tag to deploy'
+        required: true
+        type: string
+        default: ''
+
+jobs:
+  build:
+    name: Build release zip
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Build plugin # Remove or modify this step as needed
+        run: |
+          composer install --no-dev
+
+      - name: Archive Release
+        uses: thedoctor0/zip-release@b57d897cb5d60cb78b51a507f63fa184cfe35554 #0.7.6
+        with:
+          type: 'zip'
+          filename: 'passwp-posts.zip'
+          exclusions: '*.git* .editorconfig composer* *.md package.json package-lock.json'
+
+      - name: Release
+        uses: softprops/action-gh-release@c95fe1489396fe8a9eb87c0abf8aa5b2ef267fda #v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          files: passwp-posts.zip
+          tag_name: ${{ github.event.inputs.tag }}
diff --git a/.github/workflows/on-release-add.zip.yml b/.github/workflows/on-release-add.zip.yml
new file mode 100644
index 0000000..c7bb2c8
--- /dev/null
+++ b/.github/workflows/on-release-add.zip.yml
@@ -0,0 +1,34 @@
+name: On Release, Build release zip
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    name: Build release zip
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Build plugin # Remove or modify this step as needed
+        run: |
+          composer install --no-dev
+
+      - name: Archive Release
+        uses: thedoctor0/zip-release@b57d897cb5d60cb78b51a507f63fa184cfe35554 #0.7.6
+        with:
+          type: 'zip'
+          filename: 'passwp-posts.zip'
+          exclusions: '*.git* .editorconfig composer* *.md package.json package-lock.json'
+
+      - name: Release
+        uses: softprops/action-gh-release@c95fe1489396fe8a9eb87c0abf8aa5b2ef267fda #v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          files: passwp-posts.zip
+          tag_name: ${{ github.event.release.tag_name }}
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91def1d..8218283 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.0.4] - 2024-12-15
+
+### Added
+
+- GitHub Plugin Updater class for automatic updates from GitHub releases
+- Plugin Update Checker library (yahnis-elsts/plugin-update-checker) as dependency
+- GitHub Actions workflow for building release zips on publish
+- GitHub Actions workflow for manually building release zips
+- GitHub FUNDING.yml for sponsor information
+
 ## [1.0.3] - 2024-12-12
 
 ### Changed
@@ -66,7 +76,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Admin capabilities checked with `manage_options`
 - All forms protected with WordPress nonces
 
-[Unreleased]: https://github.com/soderlind/passwp-posts/compare/v1.0.3...HEAD
+[Unreleased]: https://github.com/soderlind/passwp-posts/compare/v1.0.4...HEAD
+[1.0.4]: https://github.com/soderlind/passwp-posts/compare/v1.0.3...v1.0.4
 [1.0.3]: https://github.com/soderlind/passwp-posts/compare/v1.0.2...v1.0.3
 [1.0.2]: https://github.com/soderlind/passwp-posts/compare/v1.0.1...v1.0.2
 [1.0.1]: https://github.com/soderlind/passwp-posts/compare/v1.0.0...v1.0.1
diff --git a/composer.json b/composer.json
index 0c0a8a9..79fce37 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,8 @@
 	"type": "wordpress-plugin",
 	"license": "GPL-2.0+",
 	"require": {
-		"php": ">=8.3"
+		"php": ">=8.3",
+		"yahnis-elsts/plugin-update-checker": "^5.6"
 	},
 	"require-dev": {
 		"phpunit/phpunit": "^10.0",
@@ -30,4 +31,4 @@
 			"dealerdirect/phpcodesniffer-composer-installer": true
 		}
 	}
-}
\ No newline at end of file
+}
diff --git a/includes/class-github-plugin-updater.php b/includes/class-github-plugin-updater.php
new file mode 100644
index 0000000..a7906bc
--- /dev/null
+++ b/includes/class-github-plugin-updater.php
@@ -0,0 +1,146 @@
+<?php
+namespace PassWP\Posts;
+
+use YahnisElsts\PluginUpdateChecker\v5\PucFactory;
+
+/**
+ * Generic WordPress Plugin GitHub Updater
+ * 
+ * A reusable class for handling WordPress plugin updates from GitHub repositories
+ * using the plugin-update-checker library.
+ * 
+ * @package Soderlind\WordPress
+ * @version 1.0.0
+ * @author Per Soderlind
+ * @license GPL-2.0+
+ */
+class GitHub_Plugin_Updater {
+	/**
+	 * @var string GitHub repository URL
+	 */
+	private $github_url;
+
+	/**
+	 * @var string Branch to check for updates
+	 */
+	private $branch;
+
+	/**
+	 * @var string Regex pattern to match the plugin zip file name
+	 */
+	private $name_regex;
+
+	/**
+	 * @var string The plugin slug
+	 */
+	private $plugin_slug;
+
+	/**
+	 * @var string The main plugin file path
+	 */
+	private $plugin_file;
+
+	/**
+	 * @var bool Whether to enable release assets
+	 */
+	private $enable_release_assets;
+
+	/**
+	 * Constructor
+	 * 
+	 * @param array $config Configuration array with the following keys:
+	 *                     - github_url: GitHub repository URL (required)
+	 *                     - plugin_file: Main plugin file path (required)
+	 *                     - plugin_slug: Plugin slug for updates (required)
+	 *                     - branch: Branch to check for updates (default: 'main')
+	 *                     - name_regex: Regex pattern for zip file name (optional)
+	 *                     - enable_release_assets: Whether to enable release assets (default: true if name_regex provided)
+	 */
+	public function __construct( $config = array() ) {
+		// Validate required parameters
+		$required = array( 'github_url', 'plugin_file', 'plugin_slug' );
+		foreach ( $required as $key ) {
+			if ( empty( $config[ $key ] ) ) {
+				throw new \InvalidArgumentException( "Required parameter '{$key}' is missing or empty." );
+			}
+		}
+
+		$this->github_url            = $config[ 'github_url' ];
+		$this->plugin_file           = $config[ 'plugin_file' ];
+		$this->plugin_slug           = $config[ 'plugin_slug' ];
+		$this->branch                = isset( $config[ 'branch' ] ) ? $config[ 'branch' ] : 'main';
+		$this->name_regex            = isset( $config[ 'name_regex' ] ) ? $config[ 'name_regex' ] : '';
+		$this->enable_release_assets = isset( $config[ 'enable_release_assets' ] )
+			? $config[ 'enable_release_assets' ]
+			: ! empty( $this->name_regex );
+
+		// Initialize the updater
+		add_action( 'init', array( $this, 'setup_updater' ) );
+	}
+
+	/**
+	 * Set up the update checker using GitHub integration
+	 */
+	public function setup_updater() {
+		try {
+			$update_checker = PucFactory::buildUpdateChecker(
+				$this->github_url,
+				$this->plugin_file,
+				$this->plugin_slug
+			);
+
+			$update_checker->setBranch( $this->branch );
+
+			// Enable release assets if configured
+			if ( $this->enable_release_assets && ! empty( $this->name_regex ) ) {
+				$update_checker->getVcsApi()->enableReleaseAssets( $this->name_regex );
+			}
+
+		} catch (\Exception $e) {
+			// Log error if WordPress debug is enabled
+			if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
+				error_log( 'GitHub Plugin Updater Error: ' . $e->getMessage() );
+			}
+		}
+	}
+
+	/**
+	 * Create updater instance with minimal configuration
+	 * 
+	 * @param string $github_url GitHub repository URL
+	 * @param string $plugin_file Main plugin file path
+	 * @param string $plugin_slug Plugin slug
+	 * @param string $branch Branch name (default: 'main')
+	 * 
+	 * @return GitHub_Plugin_Updater
+	 */
+	public static function create( $github_url, $plugin_file, $plugin_slug, $branch = 'main' ) {
+		return new self( array(
+			'github_url'  => $github_url,
+			'plugin_file' => $plugin_file,
+			'plugin_slug' => $plugin_slug,
+			'branch'      => $branch,
+		) );
+	}
+
+	/**
+	 * Create updater instance for plugins with release assets
+	 * 
+	 * @param string $github_url GitHub repository URL
+	 * @param string $plugin_file Main plugin file path
+	 * @param string $plugin_slug Plugin slug
+	 * @param string $name_regex Regex pattern for release assets
+	 * @param string $branch Branch name (default: 'main')
+	 * 
+	 * @return GitHub_Plugin_Updater
+	 */
+	public static function create_with_assets( $github_url, $plugin_file, $plugin_slug, $name_regex, $branch = 'main' ) {
+		return new self( array(
+			'github_url'  => $github_url,
+			'plugin_file' => $plugin_file,
+			'plugin_slug' => $plugin_slug,
+			'branch'      => $branch,
+			'name_regex'  => $name_regex,
+		) );
+	}
+}
diff --git a/package.json b/package.json
index 0d464a2..5be3dff 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "passwp-posts",
-	"version": "1.0.0",
+	"version": "1.0.4",
 	"description": "Password protects all pages and posts except the front page",
 	"type": "module",
 	"scripts": {
diff --git a/passwp-posts.php b/passwp-posts.php
index 106608b..55e38c1 100644
--- a/passwp-posts.php
+++ b/passwp-posts.php
@@ -3,7 +3,7 @@
  * Plugin Name: PassWP Posts
  * Plugin URI: https://developer.suspended.no/passwp-posts
  * Description: Password protects all pages and posts except the front page. Logged-in users bypass the password.
- * Version: 1.0.3
+ * Version: 1.0.4
  * Author: Per Soderlind
  * Author URI: https://soderlind.no
  * License: GPL-2.0+
@@ -22,7 +22,7 @@
 defined( 'ABSPATH' ) || exit;
 
 // Plugin constants.
-define( 'PASSWP_POSTS_VERSION', '1.0.3' );
+define( 'PASSWP_POSTS_VERSION', '1.0.4' );
 define( 'PASSWP_POSTS_PATH', plugin_dir_path( __FILE__ ) );
 define( 'PASSWP_POSTS_URL', plugin_dir_url( __FILE__ ) );
 define( 'PASSWP_POSTS_BASENAME', plugin_basename( __FILE__ ) );
@@ -51,6 +51,7 @@
 use PassWP\Posts\Admin_Settings;
 use PassWP\Posts\Cookie_Handler;
 use PassWP\Posts\Protection;
+use PassWP\Posts\GitHub_Plugin_Updater;
 
 /**
  * Initialize the plugin.
@@ -59,6 +60,14 @@ function passwp_posts_init(): void {
 	// Load text domain.
 	load_plugin_textdomain( 'passwp-posts', false, dirname( PASSWP_POSTS_BASENAME ) . '/languages' );
 
+	// Set up GitHub plugin updater.
+	GitHub_Plugin_Updater::create_with_assets(
+		'https://github.com/soderlind/passwp-posts',
+		__FILE__,
+		'passwp-posts',
+		'/passwp-posts\.zip/',
+		'main'
+	);
 	// Initialize components.
 	new Admin_Settings();
 	new Protection();
diff --git a/readme.txt b/readme.txt
index 584b19b..92e18e3 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Tags: password, protection, privacy, security, access control
 Requires at least: 6.8
 Tested up to: 6.9
 Requires PHP: 8.3
-Stable tag: 1.0.3
+Stable tag: 1.0.4
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -82,6 +82,11 @@ You may need to exclude protected pages from caching or configure your caching p
 
 == Changelog ==
 
+= 1.0.4 =
+* Added GitHub Plugin Updater for automatic updates from GitHub releases
+* Added Plugin Update Checker library as dependency
+* Added GitHub Actions workflows for building release zips
+
 = 1.0.3 =
 * Housekeeping
 
@@ -106,6 +111,9 @@ You may need to exclude protected pages from caching or configure your caching p
 
 == Upgrade Notice ==
 
+= 1.0.4 =
+Added automatic plugin updates from GitHub releases.
+
 = 1.0.3 =
 Housekeeping.