diff --git a/src/web/vaev-browser/app.cpp b/src/web/vaev-browser/app.cpp
index 0b0b7fb..5578e5a 100644
--- a/src/web/vaev-browser/app.cpp
+++ b/src/web/vaev-browser/app.cpp
@@ -1,3 +1,5 @@
+module;
+
 #include <karm-kira/context-menu.h>
 #include <karm-kira/dialog.h>
 #include <karm-kira/error-page.h>
@@ -36,7 +38,9 @@
 #include <vaev-view/dialog.h>
 #include <vaev-view/view.h>
 
-#include "inspect.h"
+export module Vaev.Browser:app;
+
+import :inspect;
 
 namespace Vaev::Browser {
 
diff --git a/src/web/vaev-browser/app.h b/src/web/vaev-browser/app.h
deleted file mode 100644
index cef2e98..0000000
--- a/src/web/vaev-browser/app.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#pragma once
-
-#include <karm-ui/node.h>
-#include <vaev-markup/dom.h>
-
-namespace Vaev::Browser {
-
-Ui::Child app(Mime::Url url, Res<Strong<Vaev::Markup::Document>> dom);
-
-} // namespace Vaev::Browser
diff --git a/src/web/vaev-browser/inspect.cpp b/src/web/vaev-browser/inspect.cpp
index 9a5eb74..9bbbb1d 100644
--- a/src/web/vaev-browser/inspect.cpp
+++ b/src/web/vaev-browser/inspect.cpp
@@ -1,3 +1,5 @@
+module;
+
 #include <karm-kira/resizable.h>
 #include <karm-kira/side-panel.h>
 #include <karm-ui/input.h>
@@ -10,10 +12,45 @@
 #include <vaev-markup/dom.h>
 #include <vaev-style/styles.h>
 
-#include "inspect.h"
+export module Vaev.Browser:inspect;
 
 namespace Vaev::Browser {
 
+// MARK: Inspector -------------------------------------------------------------
+
+struct ExpandNode {
+    Strong<Markup::Node> node;
+};
+
+struct SelectNode {
+    Strong<Markup::Node> node;
+};
+
+export using InspectorAction = Union<ExpandNode, SelectNode>;
+
+export struct InspectState {
+    Map<Strong<Markup::Node>, bool> expandedNodes = {};
+    Opt<Strong<Markup::Node>> selectedNode = NONE;
+
+    void apply(InspectorAction &a) {
+        a.visit(Visitor{
+            [&](ExpandNode e) {
+                if (expandedNodes.has(e.node))
+                    expandedNodes.del(e.node);
+                else
+                    expandedNodes.put(e.node, true);
+            },
+            [&](SelectNode e) {
+                if (e.node->children())
+                    expandedNodes.put(e.node, true);
+                selectedNode = e.node;
+            },
+        });
+    }
+};
+
+// MARK: Components ------------------------------------------------------------
+
 auto guide() {
     return Ui::hflow(
         Ui::empty(8),
@@ -143,7 +180,7 @@ Ui::Child computedStyles() {
            Ui::pinSize(128);
 }
 
-Ui::Child inspect(Strong<Vaev::Markup::Document> n, InspectState const &s, Ui::Action<InspectorAction> a) {
+export Ui::Child inspect(Strong<Vaev::Markup::Document> n, InspectState const &s, Ui::Action<InspectorAction> a) {
     return Ui::vflow(
         node(n, s, a) | Ui::vscroll() | Ui::grow(),
         computedStyles() | Kr::resizable(Kr::ResizeHandle::TOP, {128}, NONE)
diff --git a/src/web/vaev-browser/inspect.h b/src/web/vaev-browser/inspect.h
deleted file mode 100644
index 2d09e2b..0000000
--- a/src/web/vaev-browser/inspect.h
+++ /dev/null
@@ -1,42 +0,0 @@
-#pragma once
-
-#include <karm-ui/node.h>
-#include <karm-ui/reducer.h>
-#include <vaev-markup/dom.h>
-
-namespace Vaev::Browser {
-
-struct ExpandNode {
-    Strong<Markup::Node> node;
-};
-
-struct SelectNode {
-    Strong<Markup::Node> node;
-};
-
-using InspectorAction = Union<ExpandNode, SelectNode>;
-
-struct InspectState {
-    Map<Strong<Markup::Node>, bool> expandedNodes = {};
-    Opt<Strong<Markup::Node>> selectedNode = NONE;
-
-    void apply(InspectorAction &a) {
-        a.visit(Visitor{
-            [&](ExpandNode e) {
-                if (expandedNodes.has(e.node))
-                    expandedNodes.del(e.node);
-                else
-                    expandedNodes.put(e.node, true);
-            },
-            [&](SelectNode e) {
-                if (e.node->children())
-                    expandedNodes.put(e.node, true);
-                selectedNode = e.node;
-            },
-        });
-    }
-};
-
-Ui::Child inspect(Strong<Vaev::Markup::Document> dom, InspectState const &s, Ui::Action<InspectorAction> action);
-
-} // namespace Vaev::Browser
diff --git a/src/web/vaev-browser/main/main.cpp b/src/web/vaev-browser/main/main.cpp
index 5d797e4..9be180c 100644
--- a/src/web/vaev-browser/main/main.cpp
+++ b/src/web/vaev-browser/main/main.cpp
@@ -2,7 +2,7 @@
 #include <karm-ui/app.h>
 #include <vaev-driver/fetcher.h>
 
-#include "../app.h"
+import Vaev.Browser;
 
 Async::Task<> entryPointAsync(Sys::Context &ctx) {
     auto args = Sys::useArgs(ctx);
diff --git a/src/web/vaev-browser/mod.cpp b/src/web/vaev-browser/mod.cpp
new file mode 100644
index 0000000..2fcd11d
--- /dev/null
+++ b/src/web/vaev-browser/mod.cpp
@@ -0,0 +1,3 @@
+export module Vaev.Browser;
+
+export import :app;