diff --git a/tools/Quickdev16/Quickdev16-Info.plist b/tools/Quickdev16/Quickdev16-Info.plist
index f5e01d9..8924a40 100644
--- a/tools/Quickdev16/Quickdev16-Info.plist
+++ b/tools/Quickdev16/Quickdev16-Info.plist
@@ -16,14 +16,16 @@
 	<string>${PRODUCT_NAME}</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
-	<key>CFBundleSignature</key>
-	<string>????</string>
 	<key>CFBundleShortVersionString</key>
 	<string>1.0</string>
-	<key>LSMinimumSystemVersion</key>
-	<string>${MACOSX_DEPLOYMENT_TARGET}</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
 	<key>CFBundleVersion</key>
 	<string>1</string>
+	<key>LSApplicationCategoryType</key>
+	<string>public.app-category.developer-tools</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>${MACOSX_DEPLOYMENT_TARGET}</string>
 	<key>NSMainNibFile</key>
 	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>
diff --git a/tools/Quickdev16/Quickdev16.xcodeproj/project.pbxproj b/tools/Quickdev16/Quickdev16.xcodeproj/project.pbxproj
index 3d70dfb..82c43f1 100644
--- a/tools/Quickdev16/Quickdev16.xcodeproj/project.pbxproj
+++ b/tools/Quickdev16/Quickdev16.xcodeproj/project.pbxproj
@@ -147,9 +147,15 @@
 /* Begin PBXProject section */
 		29B97313FDCFA39411CA2CEA /* Project object */ = {
 			isa = PBXProject;
+			attributes = {
+			};
 			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "Quickdev16" */;
 			compatibilityVersion = "Xcode 3.1";
+			developmentRegion = English;
 			hasScannedForEncodings = 1;
+			knownRegions = (
+				en,
+			);
 			mainGroup = 29B97314FDCFA39411CA2CEA /* Quickdev16 */;
 			projectDirPath = "";
 			projectRoot = "";
@@ -253,9 +259,10 @@
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				ONLY_ACTIVE_ARCH = YES;
 				PREBINDING = NO;
-				SDKROOT = macosx10.6;
+				SDKROOT = macosx10.11;
 			};
 			name = Debug;
 		};
@@ -266,8 +273,9 @@
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.10;
 				PREBINDING = NO;
-				SDKROOT = macosx10.6;
+				SDKROOT = macosx10.11;
 			};
 			name = Release;
 		};
diff --git a/tools/Quickdev16/Quickdev16.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/tools/Quickdev16/Quickdev16.xcodeproj/project.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/tools/Quickdev16/Quickdev16.xcodeproj/project.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/tools/Quickdev16/Quickdev16.xcodeproj/project.xcworkspace/xcuserdata/david.xcuserdatad/UserInterfaceState.xcuserstate b/tools/Quickdev16/Quickdev16.xcodeproj/project.xcworkspace/xcuserdata/david.xcuserdatad/UserInterfaceState.xcuserstate
new file mode 100644
index 0000000..e993e99
Binary files /dev/null and b/tools/Quickdev16/Quickdev16.xcodeproj/project.xcworkspace/xcuserdata/david.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/tools/Quickdev16/Quickdev16.xcodeproj/xcuserdata/david.xcuserdatad/xcschemes/Quickdev16.xcscheme b/tools/Quickdev16/Quickdev16.xcodeproj/xcuserdata/david.xcuserdatad/xcschemes/Quickdev16.xcscheme
new file mode 100644
index 0000000..d757524
--- /dev/null
+++ b/tools/Quickdev16/Quickdev16.xcodeproj/xcuserdata/david.xcuserdatad/xcschemes/Quickdev16.xcscheme
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "0720"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "8D1107260486CEB800E47090"
+               BuildableName = "Quickdev16.app"
+               BlueprintName = "Quickdev16"
+               ReferencedContainer = "container:Quickdev16.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "8D1107260486CEB800E47090"
+            BuildableName = "Quickdev16.app"
+            BlueprintName = "Quickdev16"
+            ReferencedContainer = "container:Quickdev16.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "8D1107260486CEB800E47090"
+            BuildableName = "Quickdev16.app"
+            BlueprintName = "Quickdev16"
+            ReferencedContainer = "container:Quickdev16.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Debug"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "8D1107260486CEB800E47090"
+            BuildableName = "Quickdev16.app"
+            BlueprintName = "Quickdev16"
+            ReferencedContainer = "container:Quickdev16.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/tools/Quickdev16/Quickdev16.xcodeproj/xcuserdata/david.xcuserdatad/xcschemes/xcschememanagement.plist b/tools/Quickdev16/Quickdev16.xcodeproj/xcuserdata/david.xcuserdatad/xcschemes/xcschememanagement.plist
new file mode 100644
index 0000000..3f29e16
--- /dev/null
+++ b/tools/Quickdev16/Quickdev16.xcodeproj/xcuserdata/david.xcuserdatad/xcschemes/xcschememanagement.plist
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>Quickdev16.xcscheme</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+	</dict>
+	<key>SuppressBuildableAutocreation</key>
+	<dict>
+		<key>8D1107260486CEB800E47090</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+	</dict>
+</dict>
+</plist>