diff --git a/src/renderer/src/App.tsx b/src/renderer/src/App.tsx
index 43b9f14..05c7214 100644
--- a/src/renderer/src/App.tsx
+++ b/src/renderer/src/App.tsx
@@ -1,5 +1,5 @@
 import { useCallback, useState } from 'react'
-import { Anchor, FolderOpen, Plus, Settings, Sparkles, TerminalSquare } from 'lucide-react'
+import { Anchor, Boxes, FolderOpen, Plus, Settings, Sparkles, TerminalSquare } from 'lucide-react'
 import { ProjectDetail } from './components/projects/ProjectDetail'
 import { ProjectList } from './components/projects/ProjectList'
 import { TerminalPanel } from './components/terminal/TerminalPanel'
@@ -7,6 +7,7 @@ import { StatusBar } from './components/layout/StatusBar'
 import { Toaster } from './components/ui/Toaster'
 import { CreateProjectModal } from './components/create/CreateProjectModal'
 import { SettingsModal } from './components/settings/SettingsModal'
+import { GlobalModuleManager } from './components/modules/GlobalModuleManager'
 import { useAppStore } from './stores/appStore'
 import { useTerminalEvents } from './hooks/useTerminalEvents'
 import { useAppliedTheme } from './hooks/useAppliedTheme'
@@ -17,6 +18,7 @@ function App(): React.JSX.Element {
   const selectedProjectName = useAppStore((s) => s.selectedProjectName)
   const [isCreateOpen, setIsCreateOpen] = useState(false)
   const [isSettingsOpen, setIsSettingsOpen] = useState(false)
+  const [isModulesOpen, setIsModulesOpen] = useState(false)
   useTerminalEvents()
   useAppliedTheme()
   useKeyboardShortcuts({
@@ -64,6 +66,9 @@ function App(): React.JSX.Element {
           <div className="flex-1 overflow-y-auto">
             <ProjectList />
           </div>
+          <div className="border-t border-neutral-200/70 p-2.5 dark:border-white/10">
+            <button type="button" onClick={() => setIsModulesOpen(true)} className="flex w-full items-center gap-2 rounded-lg px-3 py-2 text-sm font-semibold text-neutral-600 transition hover:bg-cyan-50 hover:text-cyan-700 dark:text-neutral-300 dark:hover:bg-cyan-400/10 dark:hover:text-cyan-200"><Boxes size={16}/>Modules</button>
+          </div>
         </aside>
         <main className="flex-1 overflow-y-auto">
           {selectedProjectName ? (
@@ -126,6 +131,7 @@ function App(): React.JSX.Element {
       <Toaster />
       {isCreateOpen && <CreateProjectModal onClose={() => setIsCreateOpen(false)} />}
       {isSettingsOpen && <SettingsModal onClose={() => setIsSettingsOpen(false)} />}
+      {isModulesOpen && <GlobalModuleManager onClose={() => setIsModulesOpen(false)} />}
     </div>
   )
 }
diff --git a/src/renderer/src/components/create/CreateProjectModal.tsx b/src/renderer/src/components/create/CreateProjectModal.tsx
index ded7ffb..319b000 100644
--- a/src/renderer/src/components/create/CreateProjectModal.tsx
+++ b/src/renderer/src/components/create/CreateProjectModal.tsx
@@ -12,7 +12,7 @@ import {
 } from 'lucide-react'
 import { useCreateProject } from '../../hooks/useCreateProject'
 import { useAppStore } from '../../stores/appStore'
-import { useAvailableModules, useInstallAvailableModule, useInstallModulePackage, useModuleRegistry } from '../../hooks/useModules'
+import { useModuleRegistry } from '../../hooks/useModules'
 import { GenericSetup } from './types/GenericSetup'
 import { ExternalModuleSetup } from './types/ExternalModuleSetup'
 import type { TypeSetupHandle } from './types/shared'
@@ -52,9 +52,6 @@ export function CreateProjectModal({ onClose }: { onClose: () => void }): React.
   const selectProject = useAppStore((s) => s.selectProject)
   const setupRef = useRef<TypeSetupHandle>(null)
   const { data: moduleRegistry = [] } = useModuleRegistry()
-  const installPackage = useInstallModulePackage()
-  const installAvailable = useInstallAvailableModule()
-  const { data: availableModules = [], isLoading: availableLoading } = useAvailableModules()
   const applicationModules = moduleRegistry.filter((module) => module.category === 'application')
   const selectedModule = applicationModules.find((module) => module.id === projectType)
   const getTypeLabel = (type: string): string => applicationModules.find((module) => module.id === type)?.name ?? 'project'
@@ -264,15 +261,7 @@ export function CreateProjectModal({ onClose }: { onClose: () => void }): React.
                         </button>
                       )
                     })}
-                    {applicationModules.length === 0 && <div className="col-span-full rounded-xl border border-dashed border-amber-300 bg-amber-50 p-5 text-sm text-amber-900 dark:border-amber-400/30 dark:bg-amber-400/10 dark:text-amber-100">
-                      <p className="font-semibold">Available application modules</p>
-                      <p className="mt-1">Choose a module to add to Aurora.</p>
-                      <div className="mt-3 grid gap-2">
-                        {availableModules.filter((item) => item.manifest.category === 'application').map((item) => <div key={item.manifest.id} className="flex items-center justify-between gap-3 rounded-lg border border-amber-200 bg-white/70 p-3 dark:border-white/10 dark:bg-neutral-950/40"><div><p className="font-semibold">{item.manifest.name}</p><p className="text-xs opacity-75">{item.manifest.description} · v{item.manifest.version}</p></div><button type="button" disabled={installAvailable.isPending} onClick={() => installAvailable.mutate(item.sourcePath)} className="rounded-lg bg-cyan-600 px-3 py-2 font-semibold text-white disabled:opacity-50">{installAvailable.isPending ? 'Installing…' : 'Install'}</button></div>)}
-                        {!availableLoading && availableModules.filter((item) => item.manifest.category === 'application').length === 0 && <p className="rounded-lg bg-white/60 p-3 text-xs dark:bg-neutral-950/40">No packages were found beside Aurora.</p>}
-                      </div>
-                      <button type="button" onClick={() => installPackage.mutate()} className="mt-3 text-xs font-semibold underline underline-offset-2">Install from another folder…</button>
-                    </div>}
+                    {applicationModules.length === 0 && <div className="col-span-full rounded-xl border border-dashed border-amber-300 bg-amber-50 p-5 text-sm text-amber-900 dark:border-amber-400/30 dark:bg-amber-400/10 dark:text-amber-100"><p className="font-semibold">No application modules installed</p><p className="mt-1">Close this window and use <strong>Modules</strong> at the bottom of the sidebar to install one.</p></div>}
                   </div>
                 </div>
 
diff --git a/src/renderer/src/components/modules/GlobalModuleManager.tsx b/src/renderer/src/components/modules/GlobalModuleManager.tsx
new file mode 100644
index 0000000..64617d5
--- /dev/null
+++ b/src/renderer/src/components/modules/GlobalModuleManager.tsx
@@ -0,0 +1,48 @@
+import { Boxes, Download, RefreshCw, Trash2, X } from 'lucide-react'
+import { useAvailableModules, useInstallAvailableModule, useInstallModulePackage, useModuleRegistry, useUninstallModulePackage } from '../../hooks/useModules'
+
+function compareVersions(left: string, right: string): number {
+  const a = left.split(/[.-]/).map((part) => Number(part) || 0)
+  const b = right.split(/[.-]/).map((part) => Number(part) || 0)
+  for (let index = 0; index < Math.max(a.length, b.length); index += 1) {
+    if ((a[index] ?? 0) !== (b[index] ?? 0)) return (a[index] ?? 0) - (b[index] ?? 0)
+  }
+  return 0
+}
+
+export function GlobalModuleManager({ onClose }: { onClose: () => void }): React.JSX.Element {
+  const { data: available = [], isLoading } = useAvailableModules()
+  const { data: installed = [] } = useModuleRegistry()
+  const install = useInstallAvailableModule()
+  const uninstall = useUninstallModulePackage()
+  const installFromFolder = useInstallModulePackage()
+  const installedById = new Map(installed.map((module) => [module.id, module]))
+
+  return <div className="fixed inset-0 z-50 flex items-center justify-center bg-neutral-950/60 p-4 backdrop-blur-sm">
+    <div className="flex max-h-[min(720px,calc(100vh-32px))] w-full max-w-3xl flex-col overflow-hidden rounded-2xl border border-white/70 bg-white shadow-[0_30px_100px_rgba(15,23,42,0.3)] dark:border-white/10 dark:bg-neutral-950">
+      <header className="flex items-center justify-between border-b border-neutral-200 px-5 py-4 dark:border-white/10">
+        <div><h2 className="font-semibold">Modules</h2><p className="text-xs text-neutral-500 dark:text-neutral-400">Install and manage Aurora application modules.</p></div>
+        <button type="button" onClick={onClose} className="rounded-lg p-1.5 text-neutral-400 hover:bg-neutral-100 dark:hover:bg-white/10"><X size={17}/></button>
+      </header>
+      <div className="flex-1 overflow-y-auto p-5">
+        {isLoading ? <p className="text-sm text-neutral-500">Loading available modules…</p> : available.length === 0 ? <div className="rounded-xl border border-dashed border-neutral-300 p-6 text-center dark:border-white/10"><Boxes className="mx-auto text-cyan-500"/><p className="mt-3 font-semibold">No modules found</p><p className="mt-1 text-sm text-neutral-500">Place module packages beside Aurora or choose a local package folder.</p></div> : <div className="grid gap-3">
+          {available.map(({ manifest, sourcePath }) => {
+            const current = installedById.get(manifest.id)
+            const updateAvailable = current ? compareVersions(manifest.version, current.version) > 0 : false
+            const busy = install.isPending || uninstall.isPending
+            return <article key={manifest.id} className="flex items-center gap-4 rounded-xl border border-neutral-200 bg-neutral-50/70 p-4 dark:border-white/10 dark:bg-white/[0.04]">
+              <span className="grid size-11 flex-shrink-0 place-items-center rounded-xl bg-cyan-50 text-cyan-700 dark:bg-cyan-400/10 dark:text-cyan-300"><Boxes size={20}/></span>
+              <div className="min-w-0 flex-1"><div className="flex items-center gap-2"><h3 className="font-semibold">{manifest.name}</h3><span className="rounded-full bg-neutral-200 px-2 py-0.5 text-[10px] uppercase tracking-wide text-neutral-600 dark:bg-white/10 dark:text-neutral-300">{current ? `Installed ${current.version}` : `Available ${manifest.version}`}</span></div><p className="mt-1 text-sm text-neutral-500 dark:text-neutral-400">{manifest.description}</p></div>
+              <div className="flex flex-shrink-0 gap-2">
+                {!current && <button type="button" disabled={busy} onClick={() => install.mutate(sourcePath)} className="inline-flex items-center gap-1.5 rounded-lg bg-cyan-600 px-3 py-2 text-sm font-semibold text-white disabled:opacity-50"><Download size={14}/>Install</button>}
+                {current && <button type="button" disabled={busy} title={updateAvailable ? `Update to ${manifest.version}` : 'Reinstall the current version'} onClick={() => install.mutate(sourcePath)} className="inline-flex items-center gap-1.5 rounded-lg bg-cyan-600 px-3 py-2 text-sm font-semibold text-white disabled:opacity-40"><RefreshCw size={14}/>Update</button>}
+                {current && <button type="button" disabled={busy} onClick={() => { if (confirm(`Uninstall ${manifest.name}? Existing project files and databases will not be removed.`)) uninstall.mutate(manifest.id) }} className="inline-flex items-center gap-1.5 rounded-lg border border-red-200 px-3 py-2 text-sm font-semibold text-red-600 hover:bg-red-50 disabled:opacity-50 dark:border-red-400/20 dark:text-red-300 dark:hover:bg-red-400/10"><Trash2 size={14}/>Uninstall</button>}
+              </div>
+            </article>
+          })}
+        </div>}
+      </div>
+      <footer className="flex justify-between border-t border-neutral-200 bg-neutral-50 px-5 py-3 dark:border-white/10 dark:bg-white/[0.03]"><button type="button" onClick={() => installFromFolder.mutate()} className="text-sm font-medium text-neutral-500 hover:text-cyan-700 dark:hover:text-cyan-300">Install from folder…</button><button type="button" onClick={onClose} className="rounded-lg border border-neutral-300 px-3 py-1.5 text-sm font-medium dark:border-white/10">Close</button></footer>
+    </div>
+  </div>
+}