diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..8b9d8de
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,31 @@
+name: CI
+
+on:
+  push:
+    branches: [develop]
+  pull_request:
+    branches: [develop]
+
+jobs:
+  build-and-test:
+    runs-on: macos-14
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build
+        run: |
+          xcodebuild \
+            -scheme Hummingbird \
+            -configuration OpenSource \
+            build \
+            CODE_SIGN_IDENTITY="-" \
+            DEVELOPMENT_TEAM=""
+
+      - name: Test
+        run: |
+          xcodebuild \
+            -scheme Hummingbird \
+            -configuration Test \
+            test \
+            CODE_SIGN_IDENTITY="-" \
+            DEVELOPMENT_TEAM=""
diff --git a/Hummingbird.xcodeproj/project.pbxproj b/Hummingbird.xcodeproj/project.pbxproj
index a333626..edc4025 100644
--- a/Hummingbird.xcodeproj/project.pbxproj
+++ b/Hummingbird.xcodeproj/project.pbxproj
@@ -333,7 +333,7 @@
 			isa = PBXProject;
 			attributes = {
 				CLASSPREFIX = HB;
-				LastUpgradeCheck = 1200;
+				LastUpgradeCheck = 1600;
 				ORGANIZATIONNAME = finestructure;
 				TargetAttributes = {
 					65CF01611F229C34002259F2 = {
@@ -545,7 +545,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
 			};
@@ -563,14 +563,14 @@
 				GCC_PREFIX_HEADER = "Hummingbird/Hummingbird-Prefix.pch";
 				INFOPLIST_FILE = "Hummingbird/Hummingbird-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 3.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = "co.finestructure.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = Hummingbird;
 				SDKROOT = macosx;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG COMMERCIAL";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 				WRAPPER_EXTENSION = app;
 			};
 			name = Test;
@@ -583,21 +583,19 @@
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEBUG_INFORMATION_FORMAT = dwarf;
-				DEVELOPMENT_TEAM = A42K5AU657;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				INFOPLIST_FILE = HummingbirdTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "TEST COMMERCIAL";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 			};
 			name = Test;
 		};
@@ -645,7 +643,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				SDKROOT = macosx;
 				SWIFT_COMPILATION_MODE = wholemodule;
 			};
@@ -663,13 +661,13 @@
 				GCC_PREFIX_HEADER = "Hummingbird/Hummingbird-Prefix.pch";
 				INFOPLIST_FILE = "Hummingbird/Hummingbird-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 3.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = "co.finestructure.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = Hummingbird;
 				SDKROOT = macosx;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = RELEASE;
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 				WRAPPER_EXTENSION = app;
 			};
 			name = OpenSource;
@@ -682,20 +680,18 @@
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				COPY_PHASE_STRIP = NO;
-				DEVELOPMENT_TEAM = A42K5AU657;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				INFOPLIST_FILE = HummingbirdTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "RELEASE COMMERCIAL";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 			};
 			name = OpenSource;
 		};
@@ -707,21 +703,19 @@
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEBUG_INFORMATION_FORMAT = dwarf;
-				DEVELOPMENT_TEAM = A42K5AU657;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				INFOPLIST_FILE = HummingbirdTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG COMMERCIAL";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 			};
 			name = Debug;
 		};
@@ -733,20 +727,18 @@
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				COPY_PHASE_STRIP = NO;
-				DEVELOPMENT_TEAM = A42K5AU657;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				INFOPLIST_FILE = HummingbirdTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "RELEASE COMMERCIAL";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 			};
 			name = Release;
 		};
@@ -800,7 +792,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
 			};
@@ -850,7 +842,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				SDKROOT = macosx;
 				SWIFT_COMPILATION_MODE = wholemodule;
 			};
@@ -868,14 +860,14 @@
 				GCC_PREFIX_HEADER = "Hummingbird/Hummingbird-Prefix.pch";
 				INFOPLIST_FILE = "Hummingbird/Hummingbird-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 3.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = "co.finestructure.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = Hummingbird;
 				SDKROOT = macosx;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG COMMERCIAL";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 				WRAPPER_EXTENSION = app;
 			};
 			name = Debug;
@@ -892,13 +884,13 @@
 				GCC_PREFIX_HEADER = "Hummingbird/Hummingbird-Prefix.pch";
 				INFOPLIST_FILE = "Hummingbird/Hummingbird-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 3.3.0;
 				PRODUCT_BUNDLE_IDENTIFIER = "co.finestructure.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = Hummingbird;
 				SDKROOT = macosx;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "RELEASE COMMERCIAL";
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.9;
 				WRAPPER_EXTENSION = app;
 			};
 			name = Release;
diff --git a/Hummingbird.xcodeproj/xcshareddata/xcschemes/Hummingbird.xcscheme b/Hummingbird.xcodeproj/xcshareddata/xcschemes/Hummingbird.xcscheme
index e0e9a7a..6844fe5 100644
--- a/Hummingbird.xcodeproj/xcshareddata/xcschemes/Hummingbird.xcscheme
+++ b/Hummingbird.xcodeproj/xcshareddata/xcschemes/Hummingbird.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1200"
+   LastUpgradeVersion = "1600"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
diff --git a/Hummingbird/AppDelegate.swift b/Hummingbird/AppDelegate.swift
index efcc8cb..02399d8 100644
--- a/Hummingbird/AppDelegate.swift
+++ b/Hummingbird/AppDelegate.swift
@@ -11,7 +11,7 @@ import os
 import UserNotifications
 
 
-@NSApplicationMain
+@main
 class AppDelegate: NSObject, NSApplicationDelegate {
 
     @IBOutlet weak var statusMenu: NSMenu!
diff --git a/Hummingbird/CGEvent+ext.swift b/Hummingbird/CGEvent+ext.swift
index 6d0a018..3377b24 100644
--- a/Hummingbird/CGEvent+ext.swift
+++ b/Hummingbird/CGEvent+ext.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import CoreGraphics
 
 
 extension CGEvent {
diff --git a/Hummingbird/Constants.swift b/Hummingbird/Constants.swift
index cca40d2..bb9d768 100644
--- a/Hummingbird/Constants.swift
+++ b/Hummingbird/Constants.swift
@@ -27,7 +27,9 @@ struct Links {
     static let retrieveLicenseKey = URL(string: "mailto:%22Hummingbird%20Help%22%3csas+hb-help@finestructure.co%3e?subject=Lost%20license%20key&body=I've%20lost%20my%20license%20key%20%F0%9F%98%9E.%20Could%20you%20please%20send%20it%20again%3F"
     )!
 
-    static let securitySystemPreferences = URL(fileURLWithPath: "/System/Library/PreferencePanes/Security.prefPane/")
+    static let accessibilitySettings = URL(
+        string: "x-apple.systempreferences:com.apple.settings.PrivacySecurity.extension?Privacy_Accessibility"
+    )!
 
     static func gumroadTip(size: TipSize) -> URL {
         URL(string: "https://gum.co/hb-tip-\(size.rawValue)?wanted=true")!
diff --git a/Hummingbird/Functions.swift b/Hummingbird/Functions.swift
index b85d5fb..d9beb4f 100644
--- a/Hummingbird/Functions.swift
+++ b/Hummingbird/Functions.swift
@@ -15,16 +15,16 @@ func showAccessibilityAlert() {
     alert.informativeText = """
     Hummingbird requires Accessibility permissions in order to be able to move and resize windows for you.
 
-    You can grant Accessibility permissions in "System Preferences" → "Security & Privacy" → "Privacy" → "Accessibility".
+    You can grant Accessibility permissions in "System Settings" → "Privacy & Security" → "Accessibility".
 
     Click "Help" for more information.
 
     """
-    alert.addButton(withTitle: "Open System Preferences")
+    alert.addButton(withTitle: "Open System Settings")
     alert.addButton(withTitle: "Help")
     switch alert.runModal() {
     case .alertFirstButtonReturn:
-        NSWorkspace.shared.open(Links.securitySystemPreferences)
+        NSWorkspace.shared.open(Links.accessibilitySettings)
     case .alertSecondButtonReturn:
         NSWorkspace.shared.open(Links.hummingbirdAccessibility)
     default:
diff --git a/Hummingbird/Logging.swift b/Hummingbird/Logging.swift
index 73b6086..ad42573 100644
--- a/Hummingbird/Logging.swift
+++ b/Hummingbird/Logging.swift
@@ -19,17 +19,15 @@ enum LogLevel: String {
 
 
 private func _log(_ level: LogLevel = .default, _ message: StaticString, _ args: CVarArg...) {
-    if #available(OSX 10.14, *) {
-        let type: OSLogType
-        switch level {
-            case .default: type = .default
-            case .debug: type = .debug
-            case .info: type = .info
-            case .error: type = .error
-            case .fault: type = .fault
-        }
-        os_log(type, message, args)
+    let type: OSLogType
+    switch level {
+        case .default: type = .default
+        case .debug: type = .debug
+        case .info: type = .info
+        case .error: type = .error
+        case .fault: type = .fault
     }
+    os_log(type, message, args)
 }
 
 
diff --git a/Hummingbird/Modifiers.swift b/Hummingbird/Modifiers.swift
index acd702a..7212d72 100644
--- a/Hummingbird/Modifiers.swift
+++ b/Hummingbird/Modifiers.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import CoreGraphics
 
 
 protocol Kind {
diff --git a/readme.md b/readme.md
index 34fdbd8..4d44876 100644
--- a/readme.md
+++ b/readme.md
@@ -22,7 +22,7 @@ brew tap finestructure/Hummingbird
 brew install finestructure/hummingbird/hummingbird
 ```
 
-Hummingbird has been tested on macOS 10.14 Mojave and 10.15 Catalina but it should run on earlier macOS versions as well (macOS 10.11 or higher).
+Hummingbird requires macOS 13 (Ventura) or later. It has been tested on recent macOS releases including Apple Silicon Macs.
 
 ## Usage
 
@@ -30,11 +30,11 @@ Hummingbird has been tested on macOS 10.14 Mojave and 10.15 Catalina but it shou
 
     <img src="assets/docs/menu-expanded.png" width="320">
 
-- However, on first use you will need to grant permissions for Accessibility Access. This is required so Hummingbird can move and resize windows. You will see an alert directing you to System Preferences:
+- However, on first use you will need to grant permissions for Accessibility Access. This is required so Hummingbird can move and resize windows. You will see an alert directing you to System Settings:
 
     <img src="assets/docs/accessibility-alert.png" width="573">
 
-- In System Preferences / Security & Privacy / Privacy, please authenticate and make sure the entry for "Hummingbird" under "Accessibility" is checked as indicated below.
+- In System Settings → Privacy & Security → Accessibility, please authenticate and make sure the entry for "Hummingbird" under "Accessibility" is checked as indicated below.
 
     <img src="assets/docs/sytem-preferences-accessibility.png" width="780">