diff --git a/frontend/src/app/canvas/CanvasMenubar.tsx b/frontend/src/app/canvas/CanvasMenubar.tsx
index a2e5ac2..f275712 100644
--- a/frontend/src/app/canvas/CanvasMenubar.tsx
+++ b/frontend/src/app/canvas/CanvasMenubar.tsx
@@ -17,7 +17,7 @@ import {
   MenubarCheckboxItem,
 } from '@/components/ui/menubar'
 import { Kbd, KbdGroup } from '@/components/ui/kbd'
-import { usePlatform } from '@/app/platform/platformContext'
+import { usePlatform } from '@/app/kosmos/KosmosContext'
 import { ArrowLeft, ClipboardPaste, Copy, CopyPlus, Download, FolderOpen, Pencil, Redo2, Undo2 } from 'lucide-react'
 import { Input } from '@/components/ui/input'
 
diff --git a/frontend/src/app/canvas/CanvasPage.tsx b/frontend/src/app/canvas/CanvasPage.tsx
index e4892e1..6e9d753 100644
--- a/frontend/src/app/canvas/CanvasPage.tsx
+++ b/frontend/src/app/canvas/CanvasPage.tsx
@@ -25,7 +25,7 @@ import {
 import { AnimatedEdge } from '@/components/base/AnimatedEdge'
 import FlowContext from '@/lib/flowContext'
 import { useTheme } from '@/lib/themeContext'
-import { usePlatform } from '@/app/platform/platformContext'
+import { usePlatform } from '@/app/kosmos/KosmosContext'
 import { useGraphStateWithHistory } from '@/hooks/useGraphStateWithHistory'
 import {
   ContextMenu,
@@ -67,7 +67,7 @@ import {
   saveGraphToStorage,
   PROJECT_FILE_EXT,
   PROJECT_VERSION,
-} from '@/app/platform/projectGraphStorage'
+} from '@/app/pleroma/projectGraphStorage'
 
 const SNAP_GRID: [number, number] = [15, 15]
 const DUPLICATE_OFFSET = { x: 30, y: 30 }
diff --git a/frontend/src/app/platform/CanvasRoute.tsx b/frontend/src/app/canvas/CanvasRoute.tsx
similarity index 90%
rename from frontend/src/app/platform/CanvasRoute.tsx
rename to frontend/src/app/canvas/CanvasRoute.tsx
index 391328d..6c96c87 100644
--- a/frontend/src/app/platform/CanvasRoute.tsx
+++ b/frontend/src/app/canvas/CanvasRoute.tsx
@@ -4,8 +4,8 @@
 
 import React, { useEffect } from 'react'
 import { useParams } from 'react-router-dom'
-import { CanvasPage } from '../canvas/CanvasPage'
-import { usePlatform } from './platformContext'
+import { CanvasPage } from './CanvasPage'
+import { usePlatform } from '../kosmos/KosmosContext'
 
 export function CanvasRoute() {
   const { projectId } = useParams<{ projectId: string }>()
diff --git a/frontend/src/app/platform/KeromaPage.tsx b/frontend/src/app/keroma/KeromaPage.tsx
similarity index 100%
rename from frontend/src/app/platform/KeromaPage.tsx
rename to frontend/src/app/keroma/KeromaPage.tsx
diff --git a/frontend/src/app/platform/platformContext.tsx b/frontend/src/app/kosmos/KosmosContext.tsx
similarity index 95%
rename from frontend/src/app/platform/platformContext.tsx
rename to frontend/src/app/kosmos/KosmosContext.tsx
index 426f678..8be216b 100644
--- a/frontend/src/app/platform/platformContext.tsx
+++ b/frontend/src/app/kosmos/KosmosContext.tsx
@@ -5,8 +5,8 @@
 
 import React, { createContext, useCallback, useContext, useMemo, useState } from 'react'
 import type { Project } from './types'
-import { saveGraphToStorage } from './projectGraphStorage'
-import { PROJECT_VERSION } from './projectGraphStorage'
+import { saveGraphToStorage } from '../pleroma/projectGraphStorage'
+import { PROJECT_VERSION } from '../pleroma/projectGraphStorage'
 
 const STORAGE_KEY = 'zui_platform_projects'
 const ORDER_STORAGE_KEY = 'zui_platform_project_order'
@@ -149,7 +149,7 @@ export function sortProjectsByOrder(projects: Project[], order: string[]): Proje
   return [...ordered, ...rest]
 }
 
-export type PlatformContextValue = {
+export type KosmosContextValue = {
   projects: Project[]
   projectOrder: string[]
   /** Projects in display order (sidebar order, then lastEditedAt) */
@@ -172,9 +172,9 @@ export type PlatformContextValue = {
   setAiConnection: (value: AiConnection) => void
 }
 
-const PlatformContext = createContext<PlatformContextValue | null>(null)
+const KosmosContext = createContext<KosmosContextValue | null>(null)
 
-export function PlatformProvider({ children }: { children: React.ReactNode }) {
+export function KosmosProvider({ children }: { children: React.ReactNode }) {
   const [projects, setProjects] = useState<Project[]>(loadProjects)
   const [projectOrder, setProjectOrder] = useState<string[]>(loadOrder)
   const [recentProjectIds, setRecentProjectIds] = useState<string[]>(loadRecentIds)
@@ -281,7 +281,7 @@ export function PlatformProvider({ children }: { children: React.ReactNode }) {
     [projects, projectOrder]
   )
 
-  const value: PlatformContextValue = useMemo(
+  const value: KosmosContextValue = useMemo(
     () => ({
       projects,
       projectOrder,
@@ -320,11 +320,11 @@ export function PlatformProvider({ children }: { children: React.ReactNode }) {
     ]
   )
 
-  return <PlatformContext.Provider value={value}>{children}</PlatformContext.Provider>
+  return <KosmosContext.Provider value={value}>{children}</KosmosContext.Provider>
 }
 
 export function usePlatform() {
-  const ctx = useContext(PlatformContext)
+  const ctx = useContext(KosmosContext)
   if (!ctx) throw new Error('usePlatform must be used within PlatformProvider')
   return ctx
 }
diff --git a/frontend/src/app/platform/PlatformPage.tsx b/frontend/src/app/kosmos/KosmosPage.tsx
similarity index 76%
rename from frontend/src/app/platform/PlatformPage.tsx
rename to frontend/src/app/kosmos/KosmosPage.tsx
index 1bcf707..0f7305b 100644
--- a/frontend/src/app/platform/PlatformPage.tsx
+++ b/frontend/src/app/kosmos/KosmosPage.tsx
@@ -5,10 +5,10 @@
 import React, { useEffect, useState } from 'react'
 import { Outlet, useParams } from 'react-router-dom'
 import { SidebarProvider } from '@/components/ui/sidebar'
-import { PlatformProvider, usePlatform } from './platformContext'
-import { AppSidebar } from './AppSidebar'
+import { KosmosProvider, usePlatform } from './KosmosContext'
+import { KosmosSidebar } from './KosmosSidebar'
 
-function PlatformLayoutInner() {
+function KosmosLayoutInner() {
   const { projectId } = useParams<{ projectId: string }>()
   const { recordProjectAccess } = usePlatform()
   const [sidebarOpen, setSidebarOpen] = useState(true)
@@ -19,7 +19,7 @@ function PlatformLayoutInner() {
 
   return (
     <SidebarProvider open={sidebarOpen} onOpenChange={setSidebarOpen}>
-      <AppSidebar />
+      <KosmosSidebar />
       <div className="relative flex h-dvh min-h-0 w-full flex-1 flex-col overflow-hidden bg-background">
         <div className="flex min-h-0 flex-1 flex-col overflow-hidden">
           <Outlet />
@@ -29,10 +29,10 @@ function PlatformLayoutInner() {
   )
 }
 
-export function PlatformPage() {
+export function KosmosPage() {
   return (
-    <PlatformProvider>
-      <PlatformLayoutInner />
-    </PlatformProvider>
+    <KosmosProvider>
+      <KosmosLayoutInner />
+    </KosmosProvider>
   )
 }
diff --git a/frontend/src/app/platform/AppSidebar.tsx b/frontend/src/app/kosmos/KosmosSidebar.tsx
similarity index 99%
rename from frontend/src/app/platform/AppSidebar.tsx
rename to frontend/src/app/kosmos/KosmosSidebar.tsx
index 1406b7b..894c557 100644
--- a/frontend/src/app/platform/AppSidebar.tsx
+++ b/frontend/src/app/kosmos/KosmosSidebar.tsx
@@ -20,13 +20,13 @@ import {
 import { Plus, Settings, Triangle } from 'lucide-react'
 import { Tooltip, TooltipContent, TooltipTrigger } from '@/components/ui/tooltip'
 import { useSidebar } from '@/components/ui/sidebar'
-import { usePlatform } from './platformContext'
+import { usePlatform } from './KosmosContext'
 import { getProjectIcon } from '../../lib/iconMap'
 import { NewProjectDialog } from './NewProjectDialog'
 import { SettingsDialog } from './SettingsDialog'
 import type { Project } from './types'
 
-export function AppSidebar() {
+export function KosmosSidebar() {
   const { state, setOpen } = useSidebar()
   const isCollapsed = state === 'collapsed'
   const { orderedProjects, createProject, recentProjectIds } = usePlatform()
diff --git a/frontend/src/app/platform/NewProjectDialog.tsx b/frontend/src/app/kosmos/NewProjectDialog.tsx
similarity index 100%
rename from frontend/src/app/platform/NewProjectDialog.tsx
rename to frontend/src/app/kosmos/NewProjectDialog.tsx
diff --git a/frontend/src/app/platform/SettingsDialog.tsx b/frontend/src/app/kosmos/SettingsDialog.tsx
similarity index 98%
rename from frontend/src/app/platform/SettingsDialog.tsx
rename to frontend/src/app/kosmos/SettingsDialog.tsx
index 5a0e27c..6c2dcb4 100644
--- a/frontend/src/app/platform/SettingsDialog.tsx
+++ b/frontend/src/app/kosmos/SettingsDialog.tsx
@@ -22,8 +22,8 @@ import { Switch } from '@/components/ui/switch'
 import { Input } from '@/components/ui/input'
 import { useTheme } from '@/lib/themeContext'
 import type { Theme } from '@/lib/themeContext'
-import { usePlatform } from './platformContext'
-import type { AiConnection, AiConnectionProvider } from './platformContext'
+import { usePlatform } from './KosmosContext'
+import type { AiConnection, AiConnectionProvider } from './KosmosContext'
 import { Sun, Sparkles } from 'lucide-react'
 
 type SettingsSection = 'appearance' | 'ai'
diff --git a/frontend/src/app/platform/types.ts b/frontend/src/app/kosmos/types.ts
similarity index 100%
rename from frontend/src/app/platform/types.ts
rename to frontend/src/app/kosmos/types.ts
diff --git a/frontend/src/app/platform/ProjectsPage.tsx b/frontend/src/app/pleroma/PleromaPage.tsx
similarity index 99%
rename from frontend/src/app/platform/ProjectsPage.tsx
rename to frontend/src/app/pleroma/PleromaPage.tsx
index 62c7cdd..eb8bfe2 100644
--- a/frontend/src/app/platform/ProjectsPage.tsx
+++ b/frontend/src/app/pleroma/PleromaPage.tsx
@@ -55,7 +55,7 @@ import {
   Copy,
 } from 'lucide-react'
 import { Checkbox } from '@/components/ui/checkbox'
-import { usePlatform } from './platformContext'
+import { usePlatform } from '../kosmos/KosmosContext'
 import { getProjectIcon } from '../../lib/iconMap'
 import {
   loadGraphFromStorage,
@@ -65,9 +65,9 @@ import {
   PROJECT_VERSION,
 } from './projectGraphStorage'
 import { toast } from 'sonner'
-import { NewProjectDialog } from './NewProjectDialog'
+import { NewProjectDialog } from '../kosmos/NewProjectDialog'
 import { ProjectsPageBackground } from './ProjectsPageBackground'
-import type { Project } from './types'
+import type { Project } from '../kosmos/types'
 
 const PAGE_SIZE_OPTIONS = [10, 25, 50] as const
 type SortKey = 'lastEdited' | 'name' | 'created'
diff --git a/frontend/src/app/platform/ProjectsPageBackground.tsx b/frontend/src/app/pleroma/ProjectsPageBackground.tsx
similarity index 100%
rename from frontend/src/app/platform/ProjectsPageBackground.tsx
rename to frontend/src/app/pleroma/ProjectsPageBackground.tsx
diff --git a/frontend/src/app/platform/projectGraphStorage.ts b/frontend/src/app/pleroma/projectGraphStorage.ts
similarity index 100%
rename from frontend/src/app/platform/projectGraphStorage.ts
rename to frontend/src/app/pleroma/projectGraphStorage.ts
diff --git a/frontend/src/components/nodes/AgentNode.tsx b/frontend/src/components/nodes/AgentNode.tsx
index 4fd0a4a..23abbf3 100644
--- a/frontend/src/components/nodes/AgentNode.tsx
+++ b/frontend/src/components/nodes/AgentNode.tsx
@@ -16,7 +16,7 @@ import { NodeFooterEdgeIndicators } from '@/components/base/NodeFooterEdgeIndica
 import { NodeHeaderTitle } from '@/components/base/NodeHeaderTitle'
 import { InputHandle, OutputHandle } from '@/components/base/NodeHandles'
 import { Button } from '@/components/ui/button'
-import { usePlatform } from '@/app/platform/platformContext'
+import { usePlatform } from '@/app/kosmos/KosmosContext'
 import { Bot, Play, Loader2 } from 'lucide-react'
 
 export type AgentNodeData = {
diff --git a/frontend/src/lib/iconMap.tsx b/frontend/src/lib/iconMap.tsx
index 728cec0..a73ee31 100644
--- a/frontend/src/lib/iconMap.tsx
+++ b/frontend/src/lib/iconMap.tsx
@@ -18,7 +18,7 @@ import {
   Turtle,
   type LucideIcon,
 } from 'lucide-react'
-import type { ProjectIconId } from '../app/platform/types'
+import type { ProjectIconId } from '../app/kosmos/types'
 
 export const PROJECT_ICON_MAP: Record<ProjectIconId, LucideIcon> = {
   bird: Bird,
diff --git a/frontend/src/main.tsx b/frontend/src/main.tsx
index e36898e..552753c 100644
--- a/frontend/src/main.tsx
+++ b/frontend/src/main.tsx
@@ -4,10 +4,10 @@ import { BrowserRouter, Navigate, Route, Routes } from 'react-router-dom'
 import { Toaster } from 'sonner'
 import { ThemeProvider } from './lib/themeContext'
 import { registerBuiltinNodes } from './lib/registerBuiltinNodes'
-import { PlatformPage } from './app/platform/PlatformPage'
-import { ProjectsPage } from './app/platform/ProjectsPage'
-import { KeromaPage } from './app/platform/KeromaPage'
-import { CanvasRoute } from './app/platform/CanvasRoute'
+import { KosmosPage } from './app/kosmos/KosmosPage'
+import { ProjectsPage } from './app/pleroma/PleromaPage'
+import { KeromaPage } from './app/keroma/KeromaPage'
+import { CanvasRoute } from './app/canvas/CanvasRoute'
 import './styles.css'
 import '@xyflow/react/dist/style.css'
 
@@ -18,7 +18,7 @@ createRoot(document.getElementById('root')!).render(
     <ThemeProvider>
       <BrowserRouter>
         <Routes>
-          <Route path="/" element={<PlatformPage />}>
+          <Route path="/" element={<KosmosPage />}>
             <Route index element={<Navigate to="/projects" replace />} />
             <Route path="projects" element={<ProjectsPage />} />
             <Route path="projects/:projectId" element={<CanvasRoute />} />