diff --git a/.gitmodules b/.gitmodules
index e69de29b..ee103ae9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -0,0 +1,12 @@
+[submodule "apps/audit/cal-diy"]
+	path = apps/audit/cal-diy
+	url = https://github.com/calcom/cal.diy.git
+[submodule "apps/audit/dub"]
+	path = apps/audit/dub
+	url = https://github.com/dubinc/dub.git
+[submodule "apps/audit/posthog-demo-3000"]
+	path = apps/audit/posthog-demo-3000
+	url = https://github.com/PostHog/posthog-demo-3000.git
+[submodule "apps/audit/DemoHog3001"]
+	path = apps/audit/DemoHog3001
+	url = https://github.com/PostHog/DemoHog3001.git
diff --git a/apps/audit/DemoHog3001 b/apps/audit/DemoHog3001
new file mode 160000
index 00000000..e7b6b5f1
--- /dev/null
+++ b/apps/audit/DemoHog3001
@@ -0,0 +1 @@
+Subproject commit e7b6b5f18a96d1b4baa69fe7cae3316c9f88395f
diff --git a/apps/audit/cal-diy b/apps/audit/cal-diy
new file mode 160000
index 00000000..07edb535
--- /dev/null
+++ b/apps/audit/cal-diy
@@ -0,0 +1 @@
+Subproject commit 07edb535e6799f6b70f463ce28a9618ce3c1b707
diff --git a/apps/audit/posthog-demo-3000 b/apps/audit/posthog-demo-3000
new file mode 160000
index 00000000..4d13907b
--- /dev/null
+++ b/apps/audit/posthog-demo-3000
@@ -0,0 +1 @@
+Subproject commit 4d13907b1fae767e18e9572e03d31d9159350d2d
diff --git a/apps/manifest.json b/apps/manifest.json
index 45a91a0f..9a3a16f8 100644
--- a/apps/manifest.json
+++ b/apps/manifest.json
@@ -14,6 +14,14 @@
       "description": "Wire Stripe + PostHog for revenue tracking",
       "ciCapable": true
     },
+    {
+      "id": "audit",
+      "dir": "audit",
+      "label": "Audit",
+      "description": "Audit an existing PostHog integration for correctness and best practices",
+      "ciCapable": true,
+      "appsDir": "audit"
+    },
     {
       "id": "skill",
       "dir": "misc",
diff --git a/mprocs.yaml b/mprocs.yaml
index cb35c973..cd9bf843 100644
--- a/mprocs.yaml
+++ b/mprocs.yaml
@@ -61,6 +61,12 @@ procs:
     autostart: false
     env_file: .env
 
+  playground:
+    # Launch the wizard TUI playground
+    shell: "source .env && cd $WIZARD_PATH && pnpm try --playground"
+    autostart: false
+    stop_signal: SIGTERM
+
   # ═══════════════════════════════════════════════════════════════════════════
   # WIZARD BENCHMARK - Run wizard with benchmark tracking
   # ═══════════════════════════════════════════════════════════════════════════
@@ -120,4 +126,3 @@ procs:
     shell: "pnpm yara-scan"
     autostart: false
     env_file: .env
-