diff --git a/App/Models/WikipediaURL.swift → ...y/Sources/Model/Models/WikipediaURL.swift b/App/Models/WikipediaURL.swift → ...y/Sources/Model/Models/WikipediaURL.swift
@@ -1,7 +1,7 @@
 import Foundation
 
-struct WikipediaURL {
-    static func search(querying query: String) -> URL? {
+public enum WikipediaURL {
+    public static func search(querying query: String) -> URL? {
         guard let encodedQuery = query.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)
         else { return nil }
 

diff --git a/App/Services/APIService.swift → ...y/Sources/Model/Services/APIService.swift b/App/Services/APIService.swift → ...y/Sources/Model/Services/APIService.swift
@@ -1,6 +1,6 @@
 import Combine
 import Foundation
 
-protocol APIService {
+public protocol APIService {
     func request<T: Decodable>(with builder: RequestBuilder) -> AnyPublisher<T, APIError>
 }
diff --git a/App/Services/APISession.swift → ...y/Sources/Model/Services/APISession.swift b/App/Services/APISession.swift → ...y/Sources/Model/Services/APISession.swift
diff --git a/App/Services/LocalSession.swift → ...Sources/Model/Services/LocalSession.swift b/App/Services/LocalSession.swift → ...Sources/Model/Services/LocalSession.swift
diff --git a/App/Services/OpenDataService.swift → ...rces/Model/Services/OpenDataService.swift b/App/Services/OpenDataService.swift → ...rces/Model/Services/OpenDataService.swift
diff --git a/App/Protocols/Annotation.swift → Library/Sources/Toolbox/Annotation.swift b/App/Protocols/Annotation.swift → Library/Sources/Toolbox/Annotation.swift
diff --git a/Library/Sources/Toolbox/Dimension.swift b/Library/Sources/Toolbox/Dimension.swift
@@ -0,0 +1,9 @@
+public struct Dimension {
+    public let name: String
+    public let value: String?
+
+    public init(name: String, value: String?) {
+        self.name = name
+        self.value = value
+    }
+}
diff --git a/Library/Sources/Toolbox/URL+Example.swift b/Library/Sources/Toolbox/URL+Example.swift
@@ -0,0 +1,5 @@
+import Foundation
+
+extension URL {
+    public static var example: Self { Self(string: "https://example.com")! }
+}
diff --git a/App/Views/AttributeRow.swift → ...ry/Sources/ViewToolbox/AttributeRow.swift b/App/Views/AttributeRow.swift → ...ry/Sources/ViewToolbox/AttributeRow.swift
@@ -1,14 +1,19 @@
 import SwiftUI
 
-struct AttributeRow: View {
-    let name: String
-    let value: String?
+public struct AttributeRow: View {
+    private let name: String
+    private let value: String?
 
-    var body: some View {
+    public init(name: String, value: String?) {
+        self.name = name
+        self.value = value
+    }
+
+    public var body: some View {
         if let value = value {
             VStack(alignment: .leading) {
                 Text(name)
-                    .foregroundColor(.mutedText)
+                    .foregroundColor(Colors.secondaryText)
                     .font(.caption)
                 Text(value)
             }

diff --git a/Library/Sources/ViewToolbox/Colors.swift b/Library/Sources/ViewToolbox/Colors.swift
@@ -0,0 +1,5 @@
+import SwiftUI
+
+public struct Colors {
+    public static var secondaryText: Color = .gray
+}
diff --git a/App/Views/DimensionGroup.swift → .../Sources/ViewToolbox/DimensionGroup.swift b/App/Views/DimensionGroup.swift → .../Sources/ViewToolbox/DimensionGroup.swift
@@ -1,9 +1,14 @@
 import SwiftUI
+import Toolbox
 
-struct DimensionGroup: View {
-    let dimensions: [Dimension]
+public struct DimensionGroup: View {
+    private let dimensions: [Toolbox.Dimension]
 
-    var body: some View {
+    public init(dimensions: [Toolbox.Dimension]) {
+        self.dimensions = dimensions
+    }
+
+    public var body: some View {
         VStack(alignment: .leading, spacing: 16) {
             ForEach(dimensions, id: \.name) { dimension in
                 if let value = dimension.value {
@@ -17,9 +22,9 @@ struct DimensionGroup: View {
 struct DimensionGroup_Previews: PreviewProvider {
     static var previews: some View {
         DimensionGroup(dimensions: [
-            Dimension(name: "Height", value: "205 ft"),
-            Dimension(name: "Missing value", value: nil),
-            Dimension(name: "Spread", value: "80 ft"),
+            Toolbox.Dimension(name: "Height", value: "205 ft"),
+            Toolbox.Dimension(name: "Missing value", value: nil),
+            Toolbox.Dimension(name: "Spread", value: "80 ft"),
         ])
             .autosizedPreview()
     }

diff --git a/App/Views/DimensionView.swift → ...y/Sources/ViewToolbox/DimensionView.swift b/App/Views/DimensionView.swift → ...y/Sources/ViewToolbox/DimensionView.swift
@@ -18,7 +18,7 @@ struct DimensionView: View {
                 Text(name)
                     .font(.caption)
                     .bold()
-                    .foregroundColor(.mutedText)
+                    .foregroundColor(Colors.secondaryText)
                 Text(value)
                     .font(.title2)
                     .bold()

diff --git a/Library/Sources/ViewToolbox/DimensionsView.swift b/Library/Sources/ViewToolbox/DimensionsView.swift
@@ -0,0 +1,40 @@
+import SwiftUI
+import Toolbox
+
+public struct DimensionsView: View {
+    private let height: String?
+    private let spread: String?
+    private let diameter: String?
+    private let circumference: String?
+
+    public init(height: String?, spread: String?, diameter: String?, circumference: String?) {
+        self.height = height
+        self.spread = spread
+        self.diameter = diameter
+        self.circumference = circumference
+    }
+
+    public var body: some View {
+        HStack(spacing: 16) {
+            DimensionGroup(dimensions: [
+                Toolbox.Dimension(name: "Height", value: height),
+                Toolbox.Dimension(name: "Spread", value: spread)
+            ])
+
+            Spacer()
+
+            DimensionGroup(dimensions: [
+                Toolbox.Dimension(name: "Diameter", value: diameter),
+                Toolbox.Dimension(name: "Circumference", value: circumference)
+            ])
+        }
+        .padding(.trailing)
+    }
+}
+
+struct DimensionsView_Previews: PreviewProvider {
+    static var previews: some View {
+        DimensionsView(height: "85 ft", spread: "107 ft", diameter: "48 in", circumference: "12.8 in")
+            .autosizedPreview()
+    }
+}
diff --git a/App/Models/MapView.Coordinator.swift → ...ces/ViewToolbox/MapView.Coordinator.swift b/App/Models/MapView.Coordinator.swift → ...ces/ViewToolbox/MapView.Coordinator.swift
@@ -1,7 +1,8 @@
 import MapKit
+import Toolbox
 
-public extension MapView {
-    class Coordinator: NSObject, MKMapViewDelegate {
+extension MapView {
+    public class Coordinator: NSObject, MKMapViewDelegate {
         var parent: MapView
 
         init(_ parent: MapView) {

diff --git a/App/Views/MapView.swift → Library/Sources/ViewToolbox/MapView.swift b/App/Views/MapView.swift → Library/Sources/ViewToolbox/MapView.swift
@@ -1,5 +1,6 @@
 import MapKit
 import SwiftUI
+import Toolbox
 
 let AnnotationViewIdentifier = "Annotation View"
 

diff --git a/App/Views/NameView.swift → Library/Sources/ViewToolbox/NameView.swift b/App/Views/NameView.swift → Library/Sources/ViewToolbox/NameView.swift
@@ -1,13 +1,19 @@
 import SwiftUI
+import Toolbox
 
-struct NameView: View {
-    let url: URL?
-    let title: String
-    let subtitle: String
-
+public struct NameView: View {
+    private let url: URL?
+    private let title: String
+    private let subtitle: String
     @State private var showingSafari = false
 
-    var body: some View {
+    public init(url: URL?, title: String, subtitle: String) {
+        self.url = url
+        self.title = title
+        self.subtitle = subtitle
+    }
+
+    public var body: some View {
         if let url = url {
             SafariButton(url: url) {
                 content
@@ -23,7 +29,7 @@ struct NameView: View {
                 .font(.title)
             Text(subtitle)
                 .font(.title3)
-                .foregroundColor(.mutedText)
+                .foregroundColor(Colors.secondaryText)
         }
     }
 }

diff --git a/App/Views/PinAnnotationView.swift → ...urces/ViewToolbox/PinAnnotationView.swift b/App/Views/PinAnnotationView.swift → ...urces/ViewToolbox/PinAnnotationView.swift
diff --git a/App/Views/SafariButton.swift → ...ry/Sources/ViewToolbox/SafariButton.swift b/App/Views/SafariButton.swift → ...ry/Sources/ViewToolbox/SafariButton.swift
diff --git a/Library/Sources/ViewToolbox/SafariView.swift b/Library/Sources/ViewToolbox/SafariView.swift
@@ -0,0 +1,16 @@
+import SafariServices
+import SwiftUI
+
+public struct SafariView: UIViewControllerRepresentable {
+    private let url: URL
+
+    public init(url: URL) {
+        self.url = url
+    }
+
+    public func makeUIViewController(context: UIViewControllerRepresentableContext<SafariView>) -> SFSafariViewController {
+        return SFSafariViewController(url: url)
+    }
+
+    public func updateUIViewController(_ uiViewController: SFSafariViewController, context: UIViewControllerRepresentableContext<SafariView>) {}
+}
diff --git a/App/Extensions/View+Preview.swift → ...ry/Sources/ViewToolbox/View+Preview.swift b/App/Extensions/View+Preview.swift → ...ry/Sources/ViewToolbox/View+Preview.swift
@@ -1,7 +1,7 @@
 import SwiftUI
 
 extension View {
-    func autosizedPreview() -> some View {
+    public func autosizedPreview() -> some View {
         previewLayout(PreviewLayout.sizeThatFits)
             .padding()
     }

diff --git a/portland-heritage-trees.xcodeproj/project.pbxproj b/portland-heritage-trees.xcodeproj/project.pbxproj