diff --git a/apps/studio/components/interfaces/Sidebar.tsx b/apps/studio/components/interfaces/Sidebar.tsx
index aa9010f9800..64137d95c49 100644
--- a/apps/studio/components/interfaces/Sidebar.tsx
+++ b/apps/studio/components/interfaces/Sidebar.tsx
@@ -30,15 +30,18 @@ import {
 import { Route } from '../ui/ui.types'
 import {
   useIsAPIDocsSidePanelEnabled,
+  useIsNavigationV2Enabled,
   useIsPlatformWebhooksEnabled,
   useUnifiedLogsPreview,
 } from './App/FeaturePreview/FeaturePreviewContext'
+import { ConnectSheet } from './ConnectSheet/ConnectSheet'
 import {
   generateOtherRoutes,
   generateProductRoutes,
   generateSettingsRoutes,
   generateToolRoutes,
 } from '@/components/layouts/Navigation/NavigationBar/NavigationBar.utils'
+import { SidebarHeader } from '@/components/layouts/NavigationV2/SidebarHeader'
 import { ProjectIndexPageLink } from '@/data/prefetchers/project.$ref'
 import { useSendEventMutation } from '@/data/telemetry/send-event-mutation'
 import { useHideSidebar } from '@/hooks/misc/useHideSidebar'
@@ -65,6 +68,7 @@ export interface SidebarProps extends ComponentPropsWithoutRef<typeof SidebarPri
 export const Sidebar = ({ className, ...props }: SidebarProps) => {
   const { setOpen } = useSidebar()
   const hideSideBar = useHideSidebar()
+  const isNavigationV2 = useIsNavigationV2Enabled()
 
   const [sidebarBehaviour, setSidebarBehaviour] = useLocalStorageQuery(
     LOCAL_STORAGE_KEYS.SIDEBAR_BEHAVIOR,
@@ -78,52 +82,69 @@ export const Sidebar = ({ className, ...props }: SidebarProps) => {
   }, [sidebarBehaviour, setOpen])
 
   return (
-    <AnimatePresence>
-      {!hideSideBar && (
-        <SidebarMotion
-          {...props}
-          className={cn('z-50', className)}
-          transition={{ delay: 0.4, duration: 0.4 }}
-          overflowing={sidebarBehaviour === 'expandable'}
-          collapsible="icon"
-          variant="sidebar"
-          onMouseEnter={() => {
-            if (sidebarBehaviour === 'expandable') setOpen(true)
-          }}
-          onMouseLeave={() => {
-            if (sidebarBehaviour === 'expandable') setOpen(false)
-          }}
-        >
-          <SidebarContent
-            footer={
-              <DropdownMenu>
-                <DropdownMenuTrigger asChild>
-                  <Button
-                    type="text"
-                    className={`w-min px-1.5 mx-0.5 ${sidebarBehaviour === 'open' ? '!px-2' : ''}`}
-                    icon={<PanelLeftDashed size={ICON_SIZE} strokeWidth={ICON_STROKE_WIDTH} />}
-                  />
-                </DropdownMenuTrigger>
-                <DropdownMenuContent side="top" align="start" className="w-40">
-                  <DropdownMenuRadioGroup
-                    value={sidebarBehaviour}
-                    onValueChange={(value) => setSidebarBehaviour(value as SidebarBehaviourType)}
-                  >
-                    <DropdownMenuLabel>Sidebar control</DropdownMenuLabel>
-                    <DropdownMenuSeparator />
-                    <DropdownMenuRadioItem value="open">Expanded</DropdownMenuRadioItem>
-                    <DropdownMenuRadioItem value="closed">Collapsed</DropdownMenuRadioItem>
-                    <DropdownMenuRadioItem value="expandable">
-                      Expand on hover
-                    </DropdownMenuRadioItem>
-                  </DropdownMenuRadioGroup>
-                </DropdownMenuContent>
-              </DropdownMenu>
-            }
-          />
-        </SidebarMotion>
-      )}
-    </AnimatePresence>
+    <>
+      <AnimatePresence>
+        {!hideSideBar && (
+          <SidebarMotion
+            {...props}
+            className={cn('z-50', className)}
+            transition={{ delay: 0.4, duration: 0.4 }}
+            overflowing={sidebarBehaviour === 'expandable'}
+            collapsible="icon"
+            variant="sidebar"
+            onMouseEnter={() => {
+              if (sidebarBehaviour === 'expandable') setOpen(true)
+            }}
+            onMouseLeave={() => {
+              if (sidebarBehaviour === 'expandable') setOpen(false)
+            }}
+          >
+            {isNavigationV2 && <SidebarHeader variant="desktop" />}
+            <SidebarContent
+              footer={
+                <DropdownMenu>
+                  <DropdownMenuTrigger asChild>
+                    <Button
+                      type="text"
+                      className={cn('w-min px-1.5 mx-0.5', sidebarBehaviour === 'open' && '!px-2')}
+                      icon={<PanelLeftDashed size={ICON_SIZE} strokeWidth={ICON_STROKE_WIDTH} />}
+                    />
+                  </DropdownMenuTrigger>
+                  <DropdownMenuContent side="top" align="start" className="w-40">
+                    <DropdownMenuRadioGroup
+                      value={sidebarBehaviour}
+                      onValueChange={(value) => setSidebarBehaviour(value as SidebarBehaviourType)}
+                    >
+                      <DropdownMenuLabel>Sidebar control</DropdownMenuLabel>
+                      <DropdownMenuSeparator />
+                      <DropdownMenuRadioItem value="open">Expanded</DropdownMenuRadioItem>
+                      <DropdownMenuRadioItem value="closed">Collapsed</DropdownMenuRadioItem>
+                      <DropdownMenuRadioItem value="expandable">
+                        Expand on hover
+                      </DropdownMenuRadioItem>
+                    </DropdownMenuRadioGroup>
+                  </DropdownMenuContent>
+                </DropdownMenu>
+              }
+            />
+          </SidebarMotion>
+        )}
+      </AnimatePresence>
+      {isNavigationV2 && <ConnectSheet />}
+    </>
+  )
+}
+
+export function SidebarMobileSheetMenu() {
+  const router = useRouter()
+  const sheetScope = router.pathname.startsWith('/project') ? 'project' : 'organization'
+
+  return (
+    <div className="flex h-full min-h-0 flex-col bg-sidebar text-foreground">
+      <SidebarHeader variant="mobile-sheet" scope={sheetScope} />
+      <SidebarContent />
+      <ConnectSheet />
+    </div>
   )
 }
 
@@ -131,30 +152,33 @@ export const SidebarContent = ({ footer }: { footer?: ReactNode }) => {
   const { ref: projectRef } = useParams()
 
   return (
-    <>
-      <AnimatePresence mode="wait">
-        <SidebarContentPrimitive>
-          {projectRef ? (
-            <motion.div key="project-links">
-              <ProjectLinks />
-            </motion.div>
-          ) : (
-            <motion.div
-              key="org-links"
-              initial={{ opacity: 0, y: -20 }}
-              animate={{ opacity: 1, y: 0 }}
-              exit={{ opacity: 0, y: -20 }}
-              transition={{ duration: 0.2, ease: 'easeOut' }}
-            >
-              <OrganizationLinks />
-            </motion.div>
-          )}
-        </SidebarContentPrimitive>
-      </AnimatePresence>
-      <SidebarFooter>
+    <div className="flex min-h-0 min-w-0 flex-1 flex-col overflow-hidden">
+      <div className="flex min-h-0 min-w-0 flex-1 flex-col overflow-hidden">
+        <AnimatePresence mode="wait">
+          <SidebarContentPrimitive>
+            {projectRef ? (
+              <motion.div key="project-links" className="flex min-h-0 min-w-0 flex-1 flex-col">
+                <ProjectLinks />
+              </motion.div>
+            ) : (
+              <motion.div
+                key="org-links"
+                className="flex min-h-0 min-w-0 flex-1 flex-col"
+                initial={{ opacity: 0, y: -20 }}
+                animate={{ opacity: 1, y: 0 }}
+                exit={{ opacity: 0, y: -20 }}
+                transition={{ duration: 0.2, ease: 'easeOut' }}
+              >
+                <OrganizationLinks />
+              </motion.div>
+            )}
+          </SidebarContentPrimitive>
+        </AnimatePresence>
+      </div>
+      <SidebarFooter className="shrink-0">
         <SidebarGroup className="p-0">{footer}</SidebarGroup>
       </SidebarFooter>
-    </>
+    </div>
   )
 }
 
@@ -208,7 +232,7 @@ const ActiveDot = ({ hasErrors, hasWarnings }: { hasErrors: boolean; hasWarnings
   return (
     <div
       className={cn(
-        'absolute pointer-events-none flex h-2 w-2 left-[18px] group-data-[state=expanded]:left-[20px] top-2 z-10 rounded-full',
+        'absolute pointer-events-none flex h-2 w-2 left-[18px] top-2 z-10 rounded-full',
         hasErrors ? 'bg-destructive-600' : hasWarnings ? 'bg-warning-600' : 'bg-transparent'
       )}
     />
@@ -226,7 +250,6 @@ const ProjectLinks = () => {
   const { mutate: sendEvent } = useSendEventMutation()
 
   const isNewAPIDocsEnabled = useIsAPIDocsSidePanelEnabled()
-  const platformWebhooksEnabled = useIsPlatformWebhooksEnabled()
   const { isEnabled: isUnifiedLogsEnabled } = useUnifiedLogsPreview()
 
   const activeRoute = router.pathname.split('/')[3]
diff --git a/apps/studio/components/layouts/Navigation/NavigationBar/OrgSelector.tsx b/apps/studio/components/layouts/Navigation/NavigationBar/OrgSelector.tsx
index 7bde79164e4..4c2acb3407c 100644
--- a/apps/studio/components/layouts/Navigation/NavigationBar/OrgSelector.tsx
+++ b/apps/studio/components/layouts/Navigation/NavigationBar/OrgSelector.tsx
@@ -30,7 +30,7 @@ import { useOrgProjectsInfiniteQuery } from '@/data/projects/org-projects-infini
 import { useIsFeatureEnabled } from '@/hooks/misc/useIsFeatureEnabled'
 import { useSelectedOrganizationQuery } from '@/hooks/misc/useSelectedOrganization'
 
-export function OrgSelector() {
+export function OrgSelector({ isCollapsed = false }: { isCollapsed?: boolean }) {
   const router = useRouter()
   const { slug: routeSlug } = useParams()
   const { data: selectedOrganization } = useSelectedOrganizationQuery()
@@ -57,31 +57,78 @@ export function OrgSelector() {
   if (isLoadingOrganizations)
     return (
       <ShimmeringLoader
-        className={cn('ml-1 w-[120px]', isNavigationV2 && 'ml-0 w-full h-10 rounded-md')}
+        className={cn(
+          'ml-1 w-[120px]',
+          isNavigationV2 && 'ml-0 h-10 w-full rounded-md',
+          isCollapsed && 'min-w-0 max-w-full'
+        )}
       />
     )
 
+  const collapsedTooltipContent = isCollapsed ? (
+    <div className="max-w-[280px] text-left text-sm">
+      <div className="flex min-w-0 flex-1 flex-col pl-0.5 pr-1 text-left">
+        <div className="truncate font-medium leading-tight text-foreground-light group-hover:text-foreground">
+          {selectedOrganization?.name ?? 'Select organization'}
+        </div>
+        {selectedOrganization && (
+          <div className="flex items-center gap-1 truncate text-xs leading-tight text-foreground-lighter group-hover:text-foreground-light">
+            <Boxes className="size-3 shrink-0" strokeWidth={1.5} />
+            <span className="min-w-0 truncate">{projectsLabel}</span>
+          </div>
+        )}
+      </div>
+    </div>
+  ) : null
+
   const triggerButton = (
     <SidebarMenuButton
       size="lg"
-      className="data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground gap-2 h-10 text-left group px-1.5 py-1 touch-manipulation"
+      hasIcon={!isCollapsed}
+      tooltip={
+        isCollapsed
+          ? {
+              children: collapsedTooltipContent,
+              className: 'p-1',
+            }
+          : undefined
+      }
+      className={cn(
+        'group/org-selector touch-manipulation text-left data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground hover:bg-transparent',
+        isCollapsed
+          ? 'h-9 gap-1 !bg-transparent !px-0.5 !py-0.5 overflow-visible'
+          : 'h-9 gap-2 px-1.5 py-1'
+      )}
       onClick={isMobile ? () => setOpen(true) : undefined}
     >
-      <div className="flex min-w-0 flex-1 flex-col text-left pl-0.5">
-        <div className="truncate text-foreground font-medium leading-tight min-w-[100px] max-w-[250px]">
-          {selectedOrganization?.name ?? 'Select organization'}
-        </div>
-        {selectedOrganization && (
-          <div className="flex items-center gap-1 truncate text-foreground-light leading-tight text-xs">
-            <Boxes className="shrink-0 size-3" strokeWidth={1.5} />
-            <span>{projectsLabel}</span>
+      {!isCollapsed ? (
+        <>
+          <div className="flex min-w-0 flex-1 flex-col pl-0.5 text-left">
+            <div className="min-w-[100px] max-w-[250px] truncate font-medium leading-tight text-foreground-light group-hover/org-selector:text-foreground">
+              {selectedOrganization?.name ?? 'Select organization'}
+            </div>
+            {selectedOrganization && (
+              <div className="flex items-center gap-1 truncate text-xs leading-tight text-foreground-lighter group-hover/org-selector:text-foreground-light">
+                <Boxes className="size-3 shrink-0" strokeWidth={1.5} />
+                <span className="min-w-0 truncate">{projectsLabel}</span>
+              </div>
+            )}
           </div>
-        )}
-      </div>
-      <ChevronsUpDown
-        strokeWidth={1}
-        className="ml-auto text-foreground-light md:hidden md:group-hover:block !w-4 !h-4"
-      />
+          <div className="p-1 rounded-md group-hover/org-selector:bg-surface-200 hover:!bg-selection group-hover/org-selector:text-foreground">
+            <ChevronsUpDown
+              strokeWidth={1.5}
+              className={cn(
+                'ml-auto !h-4 !w-4 text-foreground-lighter group-hover:text-foreground-light',
+                isCollapsed && 'hidden'
+              )}
+            />
+          </div>
+        </>
+      ) : (
+        <div className="relative flex h-8 aspect-square shrink-0 items-center bg-background-muted group-hover:border-stronger justify-center rounded border border-strong text-xs">
+          <ChevronsUpDown strokeWidth={1.5} className="!h-4 !w-4 text-foreground-lighter" />
+        </div>
+      )}
     </SidebarMenuButton>
   )
 
@@ -108,7 +155,11 @@ export function OrgSelector() {
       <SidebarMenuItem>
         <Popover_Shadcn_ open={open} onOpenChange={setOpen} modal={false}>
           <PopoverTrigger_Shadcn_ asChild>{triggerButton}</PopoverTrigger_Shadcn_>
-          <PopoverContent_Shadcn_ className="p-0" side="bottom" align="start">
+          <PopoverContent_Shadcn_
+            className="p-0"
+            side="bottom"
+            align={isCollapsed ? 'center' : 'start'}
+          >
             <Command_Shadcn_>
               <CommandInput_Shadcn_ placeholder="Find organization..." />
               <CommandList_Shadcn_>
diff --git a/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelector.tsx b/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelector.tsx
index d15f8cf5681..2840036cb01 100644
--- a/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelector.tsx
+++ b/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelector.tsx
@@ -23,7 +23,7 @@ import { useSelectedOrganizationQuery } from '@/hooks/misc/useSelectedOrganizati
 import { useSelectedProjectQuery } from '@/hooks/misc/useSelectedProject'
 import { IS_PLATFORM } from '@/lib/constants'
 
-export function ProjectBranchSelector() {
+export function ProjectBranchSelector({ isCollapsed = false }: { isCollapsed?: boolean }) {
   const router = useRouter()
   const { ref } = useParams()
   const { data: selectedOrganization } = useSelectedOrganizationQuery()
@@ -63,7 +63,11 @@ export function ProjectBranchSelector() {
   if (isLoadingProject || !displayProject)
     return (
       <ShimmeringLoader
-        className={cn('w-[120px] ml-1 md:py-3', isNavigationV2 && 'ml-0 w-full h-10 rounded-md')}
+        className={cn(
+          'ml-1 w-[120px] md:py-3',
+          isNavigationV2 && 'ml-0 h-10 w-full rounded-md',
+          isCollapsed && 'min-w-0 max-w-full'
+        )}
       />
     )
 
@@ -86,6 +90,7 @@ export function ProjectBranchSelector() {
     isProductionBranch,
     branchDisplayName,
     onGoToOrganization: goToOrganization,
+    isCollapsed,
   }
 
   if (isMobile) {
@@ -113,7 +118,7 @@ export function ProjectBranchSelector() {
           <PopoverTrigger_Shadcn_ asChild>
             <ProjectBranchSelectorTrigger {...triggerProps} />
           </PopoverTrigger_Shadcn_>
-          <PopoverContent_Shadcn_ className="p-0 w-[780px]" side="bottom" align="start">
+          <PopoverContent_Shadcn_ className="w-[780px] p-0" side="bottom" align="start">
             <ProjectBranchSelectorPopover onClose={() => setOpen(false)} />
           </PopoverContent_Shadcn_>
         </Popover_Shadcn_>
diff --git a/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelectorTrigger.tsx b/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelectorTrigger.tsx
index 8b99308bbd2..d099548a527 100644
--- a/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelectorTrigger.tsx
+++ b/apps/studio/components/layouts/Navigation/NavigationBar/ProjectBranchSelectorTrigger.tsx
@@ -18,6 +18,7 @@ export interface ProjectBranchSelectorTriggerProps {
   isProductionBranch: boolean
   branchDisplayName: string
   onGoToOrganization: () => void
+  isCollapsed?: boolean
 }
 
 export const ProjectBranchSelectorTrigger = React.forwardRef<
@@ -27,46 +28,116 @@ export const ProjectBranchSelectorTrigger = React.forwardRef<
       React.ComponentPropsWithoutRef<typeof SidebarMenuButtonComponent>,
       keyof ProjectBranchSelectorTriggerProps
     >
->(({ displayProjectName, selectedOrg, isBranch, branchDisplayName, ...buttonProps }, ref) => {
-  const selectedOrgInitial = getSelectedOrgInitial(selectedOrg?.name ?? 'O')
+>(
+  (
+    {
+      displayProjectName,
+      selectedOrg,
+      isBranch,
+      branchDisplayName,
+      isCollapsed,
+      className,
+      ...buttonProps
+    },
+    ref
+  ) => {
+    const selectedOrgInitial = getSelectedOrgInitial(selectedOrg?.name ?? 'O')
 
-  return (
-    <SidebarMenuButtonComponent
-      ref={ref}
-      size="lg"
-      className="group py-1 gap-1.5 w-full flex h-auto text-left data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground touch-manipulation"
-      {...buttonProps}
-    >
-      <Tooltip>
-        <TooltipTrigger>
-          <div className="relative flex h-8 aspect-square shrink-0 items-center bg-background-muted group-hover:border-stronger justify-center rounded border border-strong text-xs">
-            {selectedOrgInitial}
-          </div>
-        </TooltipTrigger>
-        <TooltipContent>{selectedOrg?.name}</TooltipContent>
-      </Tooltip>
-      <div className="text-left flex-grow min-w-0">
-        <div className="text-left flex-grow min-w-0">
-          <div className="w-full truncate text-foreground leading-tight max-w-[250px]">
-            {displayProjectName}
-          </div>
-          <div
-            className={cn(
-              'flex items-center gap-0.5',
-              isBranch ? 'text-foreground-lighter' : 'text-warning'
-            )}
-          >
-            <GitBranch className="shrink-0 size-3" strokeWidth={1.5} />
-            <span className="truncate min-w-0 leading-tight text-xs">{branchDisplayName}</span>
+    const collapsedTooltipContent = isCollapsed ? (
+      <div className="flex min-w-[120px] max-w-[250px] items-start gap-1.5 text-left text-sm pr-1 text-foreground-light">
+        <div className="relative flex aspect-square h-8 shrink-0 items-center justify-center rounded border border-strong bg-background-muted text-xs">
+          {selectedOrgInitial}
+        </div>
+        <div className="min-w-0 flex-1 text-left">
+          <div className="min-w-0 flex-grow text-left">
+            <div className="w-full truncate leading-tight">{displayProjectName}</div>
+            <div
+              className={cn(
+                'flex items-center gap-0.5',
+                isBranch ? 'text-foreground-lighter' : 'text-warning'
+              )}
+            >
+              <GitBranch className="size-3 shrink-0" strokeWidth={1.5} />
+              <span className="min-w-0 truncate text-xs leading-tight">{branchDisplayName}</span>
+            </div>
           </div>
         </div>
       </div>
+    ) : null
 
-      <ChevronsUpDown
-        strokeWidth={1.5}
-        className="ml-auto text-foreground-lighter !w-4 !h-4 md:hidden md:group-hover:flex"
-      />
-    </SidebarMenuButtonComponent>
-  )
-})
+    return (
+      <SidebarMenuButtonComponent
+        ref={ref}
+        size="lg"
+        hasIcon={!isCollapsed}
+        tooltip={
+          isCollapsed
+            ? {
+                children: collapsedTooltipContent,
+                className: 'p-1 bg-sidebar',
+              }
+            : undefined
+        }
+        className={cn(
+          'group/project-branch-selector !bg-transparent flex h-auto w-full touch-manipulation text-left data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground hover:bg-transparent',
+          isCollapsed ? 'min-h-9 gap-1 !pl-0 !py-0.5 overflow-visible' : 'gap-1.5 pl-0 py-0.5',
+          className
+        )}
+        {...buttonProps}
+      >
+        {!isCollapsed ? (
+          <>
+            <Tooltip>
+              <TooltipTrigger>
+                <div className="relative flex h-8 aspect-square shrink-0 items-center bg-background-muted group-hover/project-branch-selector:border-stronger justify-center rounded border border-strong text-xs">
+                  {selectedOrgInitial}
+                </div>
+              </TooltipTrigger>
+              <TooltipContent>{selectedOrg?.name}</TooltipContent>
+            </Tooltip>
+            <div className="text-left flex-grow min-w-0">
+              <div className="text-left flex-grow min-w-0">
+                <div
+                  className={cn(
+                    'w-full truncate leading-tight transition-colors text-foreground-light group-hover/project-branch-selector:text-foreground',
+                    isCollapsed ? 'max-w-full min-w-0' : 'max-w-[250px]'
+                  )}
+                >
+                  {displayProjectName}
+                </div>
+                <div
+                  className={cn(
+                    'flex items-center gap-0.5',
+                    isBranch
+                      ? 'text-foreground-lighter group-hover/project-branch-selector:text-foreground-light'
+                      : 'text-warning'
+                  )}
+                >
+                  <GitBranch className="shrink-0 size-3" strokeWidth={1.5} />
+                  <span className="truncate min-w-0 leading-tight text-xs">
+                    {branchDisplayName}
+                  </span>
+                </div>
+              </div>
+            </div>
+
+            <div className="p-1 rounded-md group-hover:bg-surface-200 hover:!bg-selection group-hover:text-foreground">
+              <ChevronsUpDown
+                strokeWidth={1.5}
+                className={cn(
+                  'ml-auto !h-4 !w-4 text-foreground-lighter group-hover:text-foreground-light',
+                  isCollapsed && 'hidden'
+                )}
+              />
+            </div>
+          </>
+        ) : (
+          <div className="relative flex h-8 aspect-square shrink-0 items-center bg-background-muted group-hover:border-stronger justify-center rounded border border-strong text-xs">
+            <ChevronsUpDown strokeWidth={1.5} className="!h-4 !w-4 text-foreground-lighter" />
+          </div>
+        )}
+      </SidebarMenuButtonComponent>
+    )
+  }
+)
 ProjectBranchSelectorTrigger.displayName = 'ProjectBranchSelectorTrigger'
diff --git a/apps/studio/components/layouts/NavigationV2/AppSidebar.tsx b/apps/studio/components/layouts/NavigationV2/AppSidebar.tsx
deleted file mode 100644
index 73e31d893d3..00000000000
--- a/apps/studio/components/layouts/NavigationV2/AppSidebar.tsx
+++ /dev/null
@@ -1,147 +0,0 @@
-import { useParams } from 'common'
-import { Plug } from 'lucide-react'
-import { useRouter } from 'next/router'
-import { parseAsBoolean, useQueryState } from 'nuqs'
-import { Button, cn, Sidebar, SidebarHeader } from 'ui'
-import { ShimmeringLoader } from 'ui-patterns'
-
-import type { AppSidebarScope } from './app-sidebar.types'
-import { ConnectSheet } from '@/components/interfaces/ConnectSheet/ConnectSheet'
-import { SidebarContent as StudioSidebarNav } from '@/components/interfaces/Sidebar'
-import { OrgSelector } from '@/components/layouts/Navigation/NavigationBar/OrgSelector'
-import { ProjectBranchSelector } from '@/components/layouts/Navigation/NavigationBar/ProjectBranchSelector'
-import { useOrganizationsQuery } from '@/data/organizations/organizations-query'
-import { useProjectDetailQuery } from '@/data/projects/project-detail-query'
-import { useHideSidebar } from '@/hooks/misc/useHideSidebar'
-import { useSelectedOrganizationQuery } from '@/hooks/misc/useSelectedOrganization'
-import { useSelectedProjectQuery } from '@/hooks/misc/useSelectedProject'
-import { IS_PLATFORM, PROJECT_STATUS } from '@/lib/constants'
-
-export type { AppSidebarScope } from './app-sidebar.types'
-
-type AppSidebarNavBodyVariant = 'desktop' | 'mobile-sheet'
-
-interface AppSidebarNavBodyProps {
-  scope?: AppSidebarScope
-  variant?: AppSidebarNavBodyVariant
-}
-
-/**
- * Shared nav chrome (selectors, Connect) + V1 `SidebarContent` link tree for desktop and mobile sheet.
- */
-function AppSidebarNavBody({ scope, variant = 'desktop' }: AppSidebarNavBodyProps) {
-  const [, setShowConnect] = useQueryState('showConnect', parseAsBoolean.withDefault(false))
-  const router = useRouter()
-  const { slug: orgRouteSlug } = useParams()
-  const { data: selectedOrganization } = useSelectedOrganizationQuery()
-  const { isPending: isLoadingOrganizations } = useOrganizationsQuery()
-  const { data: project, isPending: isLoadingProject } = useSelectedProjectQuery()
-
-  const resolvedScope: AppSidebarScope =
-    scope ?? (router.pathname.startsWith('/project') ? 'project' : 'organization')
-  const isProjectScope = resolvedScope === 'project'
-  const isActiveHealthy = project?.status === PROJECT_STATUS.ACTIVE_HEALTHY
-
-  const isBranch = project != null && project.parentRef !== project.ref
-  const { data: parentProject, isPending: isLoadingParentProject } = useProjectDetailQuery(
-    { ref: project?.parent_project_ref },
-    { enabled: Boolean(isProjectScope && isBranch && project?.parent_project_ref) }
-  )
-  const selectedProject = parentProject ?? project
-
-  const isOrgSelectorLoading = isLoadingOrganizations
-  const isProjectSelectorLoading =
-    isLoadingProject || (isBranch && isLoadingParentProject) || !selectedProject
-
-  const shouldShowOrgSelector =
-    !isProjectScope && IS_PLATFORM && (Boolean(orgRouteSlug) || Boolean(selectedOrganization))
-
-  const isHeaderLoading =
-    (shouldShowOrgSelector && isOrgSelectorLoading) || (isProjectScope && isProjectSelectorLoading)
-
-  const isMobileSheet = variant === 'mobile-sheet'
-  const selectorHeaderClass = cn('flex-col gap-2', isMobileSheet ? 'flex' : 'hidden md:flex')
-
-  return (
-    <>
-      <SidebarHeader className={selectorHeaderClass}>
-        {isHeaderLoading ? (
-          <ShimmeringLoader
-            className={
-              isProjectScope
-                ? 'p-2 md:mr-2 md:w-[90px]'
-                : cn('p-2 md:mr-2 w-[90px]', isMobileSheet && 'w-full max-w-none')
-            }
-          />
-        ) : (
-          <>
-            {shouldShowOrgSelector && <OrgSelector />}
-            {isProjectScope && (
-              <>
-                <ProjectBranchSelector />
-                <div className="flex items-center px-0.5">
-                  <Button
-                    type="default"
-                    size="small"
-                    disabled={!isActiveHealthy}
-                    onClick={() => setShowConnect(true)}
-                    className="h-7 flex-1 justify-center gap-0 pl-2"
-                    icon={<Plug className="rotate-90" strokeWidth={1.5} />}
-                  >
-                    Connect
-                  </Button>
-                </div>
-              </>
-            )}
-          </>
-        )}
-      </SidebarHeader>
-      <div className="relative flex min-h-0 min-w-0 flex-1 flex-col overflow-hidden">
-        <div className="min-h-0 min-w-0 flex-1 overflow-y-auto">
-          <StudioSidebarNav />
-        </div>
-      </div>
-    </>
-  )
-}
-
-interface AppSidebarV2Props {
-  scope?: AppSidebarScope
-}
-
-export function AppSidebarV2({ scope }: AppSidebarV2Props = {}) {
-  const hideSidebar = useHideSidebar()
-
-  return (
-    <>
-      {!hideSidebar && (
-        <Sidebar
-          collapsible="none"
-          className="hidden md:flex h-full w-full border-r border-default group"
-        >
-          <AppSidebarNavBody scope={scope} variant="desktop" />
-        </Sidebar>
-      )}
-
-      <ConnectSheet />
-    </>
-  )
-}
-
-/**
- * Full-height V2 navigation for `StudioMobileSheetNav`, opened via `registerOpenMenu` from
- * {@link ProjectLayoutV2}. Scope follows the current route like {@link DefaultLayoutV2}.
- */
-export function AppSidebarMobileSheetMenu() {
-  const router = useRouter()
-  const sheetScope: AppSidebarScope = router.pathname.startsWith('/project')
-    ? 'project'
-    : 'organization'
-
-  return (
-    <div className="flex h-full min-h-0 flex-col bg-sidebar text-foreground">
-      <AppSidebarNavBody scope={sheetScope} variant="mobile-sheet" />
-      <ConnectSheet />
-    </div>
-  )
-}
diff --git a/apps/studio/components/layouts/NavigationV2/DefaultLayout.tsx b/apps/studio/components/layouts/NavigationV2/DefaultLayout.tsx
index acecf11e963..1438cb3bcfd 100644
--- a/apps/studio/components/layouts/NavigationV2/DefaultLayout.tsx
+++ b/apps/studio/components/layouts/NavigationV2/DefaultLayout.tsx
@@ -5,12 +5,12 @@ import { useLocalStorageQuery } from 'hooks/misc/useLocalStorage'
 import { useRouter } from 'next/router'
 import type { PropsWithChildren } from 'react'
 import { useAppStateSnapshot } from 'state/app-state'
-import { ResizableHandle, ResizablePanel, ResizablePanelGroup } from 'ui'
+import { cn } from 'ui'
 
 import { DefaultLayoutProviders } from '../DefaultLayoutProviders'
-import { AppSidebarV2 } from './AppSidebar'
 import { LayoutHeader } from './LayoutHeader'
 import { RightPanelToolbarLayout } from './RightPanelToolbar'
+import { Sidebar } from '@/components/interfaces/Sidebar'
 import { useHideSidebar } from '@/hooks/misc/useHideSidebar'
 
 export interface DefaultLayoutV2Props {
@@ -18,14 +18,10 @@ export interface DefaultLayoutV2Props {
   hideMobileMenu?: boolean
 }
 
-const leftSidebarMinSize = 160
-const leftSidebarMaxSize = 300
-const leftSidebarDefaultSize = '230px'
-
 const mainContentClass = 'flex h-full w-full min-h-0 min-w-0 flex-col overflow-hidden'
 
 /**
- * V2 navigation shell: mobile bar, then AppSidebar (when shown) + main column. Main column has
+ * V2 navigation shell: mobile bar, then primary `Sidebar` (when shown) + main column. Main column has
  * LayoutHeader above the row of page content and right panel toolbar.
  */
 export const DefaultLayoutV2 = ({
@@ -60,7 +56,7 @@ export const DefaultLayoutV2 = ({
   const contentRow = <RightPanelToolbarLayout>{children}</RightPanelToolbarLayout>
 
   const mainColumn = (
-    <div className={mainContentClass}>
+    <div className={cn(mainContentClass, 'min-w-0 flex-1')}>
       <div className="shrink-0">{header}</div>
       <div className="flex min-h-0 min-w-0 flex-1 flex-col overflow-hidden">{contentRow}</div>
     </div>
@@ -77,29 +73,8 @@ export const DefaultLayoutV2 = ({
           />
         </div>
         <div className="flex min-h-0 min-w-0 flex-1 overflow-hidden">
-          {showLeftSidebar ? (
-            <ResizablePanelGroup
-              orientation="horizontal"
-              autoSaveId="default-layout-v2-left-sidebar"
-              className="h-full w-full overflow-hidden"
-            >
-              <ResizablePanel
-                id="panel-v2-left-sidebar"
-                minSize={leftSidebarMinSize}
-                maxSize={leftSidebarMaxSize}
-                defaultSize={leftSidebarDefaultSize}
-                className="h-full min-h-0 overflow-hidden"
-              >
-                <AppSidebarV2 scope={scope} />
-              </ResizablePanel>
-              <ResizableHandle withHandle className="hidden md:flex bg-background" />
-              <ResizablePanel id="panel-v2-main-column" className={mainContentClass}>
-                {mainColumn}
-              </ResizablePanel>
-            </ResizablePanelGroup>
-          ) : (
-            mainColumn
-          )}
+          {showLeftSidebar && <Sidebar className="h-full min-h-0 border-r border-default" />}
+          {mainColumn}
         </div>
       </div>
     </DefaultLayoutProviders>
diff --git a/apps/studio/components/layouts/NavigationV2/ProjectLayout.tsx b/apps/studio/components/layouts/NavigationV2/ProjectLayout.tsx
index 53b34c8248b..1c0f9744c87 100644
--- a/apps/studio/components/layouts/NavigationV2/ProjectLayout.tsx
+++ b/apps/studio/components/layouts/NavigationV2/ProjectLayout.tsx
@@ -15,7 +15,7 @@ import { useSetMainScrollContainer } from '../MainScrollContainerContext'
 import { useMobileSheet } from '../Navigation/NavigationBar/MobileSheetContext'
 import { ContentWrapper } from '../ProjectLayout'
 import { ProjectPausedState } from '../ProjectLayout/PausedState/ProjectPausedState'
-import { AppSidebarMobileSheetMenu } from './AppSidebar'
+import { SidebarMobileSheetMenu } from '@/components/interfaces/Sidebar'
 
 export interface ProjectLayoutV2Props {
   title?: string
@@ -27,7 +27,7 @@ export interface ProjectLayoutV2Props {
 
 /**
  * V2 Project layout - renders content directly without a secondary product menu sidebar.
- * In V2, all navigation is in the primary sidebar (AppSidebar), so this layout
+ * In V2, all navigation is in the primary `Sidebar`, so this layout
  * only handles title, loading states, and content wrapping.
  */
 export const ProjectLayoutV2 = forwardRef<HTMLDivElement, PropsWithChildren<ProjectLayoutV2Props>>(
@@ -57,7 +57,7 @@ export const ProjectLayoutV2 = forwardRef<HTMLDivElement, PropsWithChildren<Proj
 
     useLayoutEffect(() => {
       const unregister = registerOpenMenu(() => {
-        setMobileSheetContent(<AppSidebarMobileSheetMenu />)
+        setMobileSheetContent(<SidebarMobileSheetMenu />)
       })
       return unregister
     }, [registerOpenMenu, setMobileSheetContent])
diff --git a/apps/studio/components/layouts/NavigationV2/SidebarHeader.tsx b/apps/studio/components/layouts/NavigationV2/SidebarHeader.tsx
new file mode 100644
index 00000000000..882fbc482e2
--- /dev/null
+++ b/apps/studio/components/layouts/NavigationV2/SidebarHeader.tsx
@@ -0,0 +1,65 @@
+import { Plug } from 'lucide-react'
+import {
+  Button,
+  cn,
+  SidebarHeader as SidebarHeaderPrimitive,
+  Tooltip,
+  TooltipContent,
+  TooltipTrigger,
+} from 'ui'
+
+import { useSidebarHeader, type SidebarHeaderProps } from './useSidebarHeader'
+import { OrgSelector } from '@/components/layouts/Navigation/NavigationBar/OrgSelector'
+import { ProjectBranchSelector } from '@/components/layouts/Navigation/NavigationBar/ProjectBranchSelector'
+
+export type { SidebarHeaderProps }
+
+export function SidebarHeader(props: SidebarHeaderProps) {
+  const {
+    setShowConnect,
+    isProjectScope,
+    isActiveHealthy,
+    shouldShowOrgSelector,
+    selectorHeaderClass,
+    isCollapsedRail,
+  } = useSidebarHeader(props)
+
+  return (
+    <SidebarHeaderPrimitive className={cn(selectorHeaderClass, 'shrink-0 pb-0')}>
+      {shouldShowOrgSelector && <OrgSelector isCollapsed={isCollapsedRail} />}
+      {isProjectScope && (
+        <>
+          <ProjectBranchSelector isCollapsed={isCollapsedRail} />
+          <div className="flex items-center px-0">
+            {isCollapsedRail ? (
+              <Tooltip>
+                <TooltipTrigger asChild>
+                  <Button
+                    type="default"
+                    size="tiny"
+                    disabled={!isActiveHealthy}
+                    onClick={() => setShowConnect(true)}
+                    className="h-8 w-8 shrink-0 p-0"
+                    icon={<Plug size={16} className="rotate-90 !size-4" strokeWidth={1.5} />}
+                  />
+                </TooltipTrigger>
+                <TooltipContent side="right">Connect</TooltipContent>
+              </Tooltip>
+            ) : (
+              <Button
+                type="default"
+                size="small"
+                disabled={!isActiveHealthy}
+                onClick={() => setShowConnect(true)}
+                className="h-8 flex-1 justify-center gap-0 pl-2"
+                icon={<Plug className="rotate-90" strokeWidth={1.5} />}
+              >
+                Connect
+              </Button>
+            )}
+          </div>
+        </>
+      )}
+    </SidebarHeaderPrimitive>
+  )
+}
diff --git a/apps/studio/components/layouts/NavigationV2/index.tsx b/apps/studio/components/layouts/NavigationV2/index.tsx
index 467259d16eb..8d82676af55 100644
--- a/apps/studio/components/layouts/NavigationV2/index.tsx
+++ b/apps/studio/components/layouts/NavigationV2/index.tsx
@@ -1,5 +1,4 @@
 export type { AppSidebarScope } from './app-sidebar.types'
-export { AppSidebarV2 } from './AppSidebar'
 export { DefaultLayoutV2 } from './DefaultLayout'
 export { ProjectLayoutV2, ProjectLayoutV2WithAuth } from './ProjectLayout'
 export { RightPanelToolbarLayout } from './RightPanelToolbar'
diff --git a/apps/studio/components/layouts/NavigationV2/useSidebarHeader.ts b/apps/studio/components/layouts/NavigationV2/useSidebarHeader.ts
new file mode 100644
index 00000000000..009bd35ea83
--- /dev/null
+++ b/apps/studio/components/layouts/NavigationV2/useSidebarHeader.ts
@@ -0,0 +1,42 @@
+import { useParams } from 'common'
+import { useRouter } from 'next/router'
+import { parseAsBoolean, useQueryState } from 'nuqs'
+import { useSidebar } from 'ui'
+
+import { useSelectedOrganizationQuery } from '@/hooks/misc/useSelectedOrganization'
+import { useSelectedProjectQuery } from '@/hooks/misc/useSelectedProject'
+import { IS_PLATFORM, PROJECT_STATUS } from '@/lib/constants'
+
+export type SidebarHeaderProps = {
+  variant: 'desktop' | 'mobile-sheet'
+  scope?: 'project' | 'organization'
+}
+
+export function useSidebarHeader({ variant, scope: scopeProp }: SidebarHeaderProps) {
+  const { state, isMobile } = useSidebar()
+  const [, setShowConnect] = useQueryState('showConnect', parseAsBoolean.withDefault(false))
+  const router = useRouter()
+  const { slug: orgRouteSlug } = useParams()
+  const { data: selectedOrganization } = useSelectedOrganizationQuery()
+  const { data: project } = useSelectedProjectQuery()
+
+  const resolvedScope =
+    scopeProp ?? (router.pathname.startsWith('/project') ? 'project' : 'organization')
+  const isProjectScope = resolvedScope === 'project'
+  const isActiveHealthy = project?.status === PROJECT_STATUS.ACTIVE_HEALTHY
+
+  const shouldShowOrgSelector =
+    !isProjectScope && IS_PLATFORM && (Boolean(orgRouteSlug) || Boolean(selectedOrganization))
+
+  const selectorHeaderClass = 'flex-col gap-2 hidden md:flex'
+  const isCollapsedRail = variant === 'desktop' && state === 'collapsed' && !isMobile
+
+  return {
+    setShowConnect,
+    isProjectScope,
+    isActiveHealthy,
+    shouldShowOrgSelector,
+    selectorHeaderClass,
+    isCollapsedRail,
+  }
+}
diff --git a/apps/studio/components/layouts/ProjectLayout/index.tsx b/apps/studio/components/layouts/ProjectLayout/index.tsx
index b3632e71cbd..0db3abfac10 100644
--- a/apps/studio/components/layouts/ProjectLayout/index.tsx
+++ b/apps/studio/components/layouts/ProjectLayout/index.tsx
@@ -25,7 +25,6 @@ import { useEditorType } from '../editors/EditorsLayout.hooks'
 import { useSetMainScrollContainer } from '../MainScrollContainerContext'
 import { useMobileSheet } from '../Navigation/NavigationBar/MobileSheetContext'
 import ProductMenuBar from '../Navigation/ProductMenuBar'
-import { AppSidebarMobileSheetMenu } from '../NavigationV2/AppSidebar'
 import BuildingState from './BuildingState'
 import ConnectingState from './ConnectingState'
 import { getSectionKeyFromPathname, MobileMenuContent } from './LayoutHeader/MobileMenuContent'
@@ -41,6 +40,7 @@ import { UpgradingState } from './UpgradingState'
 import { useIsNavigationV2Enabled } from '@/components/interfaces/App/FeaturePreview/FeaturePreviewContext'
 import { CreateBranchModal } from '@/components/interfaces/BranchManagement/CreateBranchModal'
 import { ProjectAPIDocs } from '@/components/interfaces/ProjectAPIDocs/ProjectAPIDocs'
+import { SidebarMobileSheetMenu } from '@/components/interfaces/Sidebar'
 import { BannerFreeMicroUpgrade } from '@/components/ui/BannerStack/Banners/BannerFreeMicroUpgrade'
 import { BANNER_ID, useBannerStack } from '@/components/ui/BannerStack/BannerStackProvider'
 import { ResourceExhaustionWarningBanner } from '@/components/ui/ResourceExhaustionWarningBanner/ResourceExhaustionWarningBanner'
@@ -203,7 +203,7 @@ export const ProjectLayout = forwardRef<HTMLDivElement, PropsWithChildren<Projec
     useLayoutEffect(() => {
       const unregister = registerOpenMenu(() => {
         if (isNavigationV2) {
-          setMobileSheetContent(<AppSidebarMobileSheetMenu />)
+          setMobileSheetContent(<SidebarMobileSheetMenu />)
         } else {
           setMobileSheetContent(
             <MobileMenuContent
diff --git a/apps/studio/pages/_app.tsx b/apps/studio/pages/_app.tsx
index 27cb705ad4b..2eb6df6bf09 100644
--- a/apps/studio/pages/_app.tsx
+++ b/apps/studio/pages/_app.tsx
@@ -191,15 +191,15 @@ function CustomApp({ Component, pageProps }: AppPropsWithLayout) {
                               <MonacoThemeProvider />
                             </CommandProvider>
                           </AiAssistantStateContextProvider>
-                          <DevToolbar />
+                          {/* <DevToolbar /> */}
                         </DevToolbarProvider>
                       </ThemeProvider>
                     </RouteValidationWrapper>
                   </TooltipProvider>
                   <Telemetry />
-                  {!isTestEnv && (
+                  {/* {!isTestEnv && (
                     <ReactQueryDevtools initialIsOpen={false} buttonPosition="bottom-left" />
-                  )}
+                  )} */}
                 </ProfileProvider>
               </FeatureFlagProviderWithOrgContext>
             </AuthProvider>