App Sidebar — 5 measured versions from real products MCP: get_recipe("homeassistant", "App Sidebar")Application shell navigation — item anatomy, active states and collapse motion from real app codebases. Open in Mozaika → This is a static, crawlable rendering for search & AI engines. The interactive version — filters, live decode console, copy & export — is at https://mozaika.design/patterns/app-sidebar. The panelGrocy: Grocy — App SidebarHome Assistant: Home Assistant — App SidebarOpenProject: OpenProject — App SidebarDiscourse: Discourse — App SidebarZulip: Zulip — App Sidebar