diff --git a/static/app/views/navigation/index.desktop.spec.tsx b/static/app/views/navigation/index.desktop.spec.tsx
index 414d53ea7b90de..612752eb989283 100644
--- a/static/app/views/navigation/index.desktop.spec.tsx
+++ b/static/app/views/navigation/index.desktop.spec.tsx
@@ -353,7 +353,6 @@ describe('desktop navigation', () => {
           [`${ORG}/insights/ai-agents/`, 'Insights', 'Agents'],
           [`${ORG}/insights/mcp/`, 'Insights', 'MCP'],
           [`${ORG}/monitors/crons/?insightsRedirect=true`, 'Monitors', 'Crons'],
-          [`${ORG}/insights/projects/`, 'Insights', 'All Projects'],
           // Monitors
           [`${ORG}/monitors/`, 'Monitors', 'All Monitors'],
           [`${ORG}/monitors/my-monitors/`, 'Monitors', 'My Monitors'],
diff --git a/static/app/views/navigation/primaryNavigationContext.tsx b/static/app/views/navigation/primaryNavigationContext.tsx
index 378dcdf69aa0e5..5b5b2baf688f61 100644
--- a/static/app/views/navigation/primaryNavigationContext.tsx
+++ b/static/app/views/navigation/primaryNavigationContext.tsx
@@ -13,6 +13,7 @@ const PRIMARY_NAVIGATION_GROUP_CONFIG = {
   explore: ['explore'],
   dashboards: ['dashboards', 'dashboard'],
   insights: ['insights'],
+  projects: ['projects'], // No primary nav button — accessed via logo nav. Needed for secondary nav routing.
   monitors: ['monitors'],
   settings: ['settings'],
   prevent: ['prevent'],
diff --git a/static/app/views/navigation/secondary/content.tsx b/static/app/views/navigation/secondary/content.tsx
index 16ddf8ae18cec1..30f4995fb3284d 100644
--- a/static/app/views/navigation/secondary/content.tsx
+++ b/static/app/views/navigation/secondary/content.tsx
@@ -8,6 +8,7 @@ import {ExploreSecondaryNavigation} from 'sentry/views/navigation/secondary/sect
 import {InsightsSecondaryNavigation} from 'sentry/views/navigation/secondary/sections/insights/insightsSecondaryNavigation';
 import {IssuesSecondaryNavigation} from 'sentry/views/navigation/secondary/sections/issues/issuesSecondaryNavigation';
 import {MonitorsSecondaryNavigation} from 'sentry/views/navigation/secondary/sections/monitors/monitorsSecondaryNavigation';
+import {ProjectsSecondaryNavigation} from 'sentry/views/navigation/secondary/sections/projects/projectsSecondaryNavigation';
 import {SettingsSecondaryNavigation} from 'sentry/views/navigation/secondary/sections/settings/settingsSecondaryNavigation';
 
 export function SecondaryNavigationContent(): ReactNode {
@@ -21,6 +22,8 @@ export function SecondaryNavigationContent(): ReactNode {
       return <DashboardsSecondaryNavigation />;
     case 'explore':
       return <ExploreSecondaryNavigation />;
+    case 'projects':
+      return <ProjectsSecondaryNavigation />;
     case 'monitors':
       return <MonitorsSecondaryNavigation />;
     case 'prevent':
diff --git a/static/app/views/navigation/secondary/sections/insights/insightsSecondaryNavigation.tsx b/static/app/views/navigation/secondary/sections/insights/insightsSecondaryNavigation.tsx
index fa8bd2d91cea01..077bf900a9cf03 100644
--- a/static/app/views/navigation/secondary/sections/insights/insightsSecondaryNavigation.tsx
+++ b/static/app/views/navigation/secondary/sections/insights/insightsSecondaryNavigation.tsx
@@ -1,10 +1,8 @@
-import {Fragment, useMemo} from 'react';
-import partition from 'lodash/partition';
+import {Fragment} from 'react';
 
 import Feature from 'sentry/components/acl/feature';
 import {t} from 'sentry/locale';
 import {useOrganization} from 'sentry/utils/useOrganization';
-import {useProjects} from 'sentry/utils/useProjects';
 import {useUser} from 'sentry/utils/useUser';
 import {makeMonitorBasePathname} from 'sentry/views/detectors/pathnames';
 import {
@@ -29,23 +27,13 @@ import {
 } from 'sentry/views/insights/pages/mobile/settings';
 import {DOMAIN_VIEW_BASE_URL} from 'sentry/views/insights/pages/settings';
 import {SecondaryNavigation} from 'sentry/views/navigation/secondary/components';
+import {ProjectsNavigationItems} from 'sentry/views/navigation/secondary/sections/projects/starredProjectsList';
 
 export function InsightsSecondaryNavigation() {
   const user = useUser();
   const organization = useOrganization();
   const baseUrl = `/organizations/${organization.slug}/${DOMAIN_VIEW_BASE_URL}`;
 
-  const {projects} = useProjects();
-
-  const [starredProjects, nonStarredProjects] = useMemo(() => {
-    return partition(projects, project => project.isBookmarked);
-  }, [projects]);
-
-  const displayStarredProjects = starredProjects.length > 0;
-  const projectsToDisplay = displayStarredProjects
-    ? starredProjects.slice(0, 8)
-    : nonStarredProjects.filter(project => project.isMember).slice(0, 8);
-
   const shouldRedirectToMonitors =
     organization.features.includes('workflow-engine-ui') && !user?.isStaff;
 
@@ -133,49 +121,15 @@ export function InsightsSecondaryNavigation() {
             </Feature>
           </SecondaryNavigation.List>
         </SecondaryNavigation.Section>
-        <SecondaryNavigation.Separator />
-        <SecondaryNavigation.Section id="insights-projects-all">
-          <SecondaryNavigation.List>
-            <SecondaryNavigation.ListItem>
-              <SecondaryNavigation.Link
-                to={`${baseUrl}/projects/`}
-                end
-                analyticsItemName="insights_projects_all"
-              >
-                {t('All Projects')}
-              </SecondaryNavigation.Link>
-            </SecondaryNavigation.ListItem>
-          </SecondaryNavigation.List>
-        </SecondaryNavigation.Section>
-        {projectsToDisplay.length > 0 ? (
+        {!organization.features.includes('workflow-engine-ui') && (
           <Fragment>
             <SecondaryNavigation.Separator />
-            <SecondaryNavigation.Section
-              id="insights-starred-projects"
-              title={displayStarredProjects ? t('Starred Projects') : t('Projects')}
-            >
-              <SecondaryNavigation.List>
-                {projectsToDisplay.map(project => (
-                  <SecondaryNavigation.ListItem key={project.id}>
-                    <SecondaryNavigation.Link
-                      to={`${baseUrl}/projects/${project.slug}/`}
-                      leadingItems={
-                        <SecondaryNavigation.ProjectIcon
-                          projectPlatforms={
-                            project.platform ? [project.platform] : ['default']
-                          }
-                        />
-                      }
-                      analyticsItemName="insights_project_starred"
-                    >
-                      {project.slug}
-                    </SecondaryNavigation.Link>
-                  </SecondaryNavigation.ListItem>
-                ))}
-              </SecondaryNavigation.List>
-            </SecondaryNavigation.Section>
+            <ProjectsNavigationItems
+              allProjectsAnalyticsItemName="insights_projects_all"
+              starredAnalyticsItemName="insights_project_starred"
+            />
           </Fragment>
-        ) : null}
+        )}
       </SecondaryNavigation.Body>
     </Fragment>
   );
diff --git a/static/app/views/navigation/secondary/sections/projects/projectsSecondaryNavigation.tsx b/static/app/views/navigation/secondary/sections/projects/projectsSecondaryNavigation.tsx
new file mode 100644
index 00000000000000..f6be8ee179576d
--- /dev/null
+++ b/static/app/views/navigation/secondary/sections/projects/projectsSecondaryNavigation.tsx
@@ -0,0 +1,16 @@
+import {Fragment} from 'react';
+
+import {t} from 'sentry/locale';
+import {SecondaryNavigation} from 'sentry/views/navigation/secondary/components';
+import {ProjectsNavigationItems} from 'sentry/views/navigation/secondary/sections/projects/starredProjectsList';
+
+export function ProjectsSecondaryNavigation() {
+  return (
+    <Fragment>
+      <SecondaryNavigation.Header>{t('Projects')}</SecondaryNavigation.Header>
+      <SecondaryNavigation.Body>
+        <ProjectsNavigationItems />
+      </SecondaryNavigation.Body>
+    </Fragment>
+  );
+}
diff --git a/static/app/views/navigation/secondary/sections/projects/starredProjectsList.tsx b/static/app/views/navigation/secondary/sections/projects/starredProjectsList.tsx
new file mode 100644
index 00000000000000..5659b4f1527a28
--- /dev/null
+++ b/static/app/views/navigation/secondary/sections/projects/starredProjectsList.tsx
@@ -0,0 +1,80 @@
+import {Fragment, useMemo} from 'react';
+import partition from 'lodash/partition';
+
+import {t} from 'sentry/locale';
+import {useOrganization} from 'sentry/utils/useOrganization';
+import {useProjects} from 'sentry/utils/useProjects';
+import {SecondaryNavigation} from 'sentry/views/navigation/secondary/components';
+import {makeProjectsPathname} from 'sentry/views/projects/pathname';
+
+interface ProjectsNavigationItemsProps {
+  allProjectsAnalyticsItemName?: string;
+  starredAnalyticsItemName?: string;
+}
+
+export function ProjectsNavigationItems({
+  allProjectsAnalyticsItemName = 'projects_all',
+  starredAnalyticsItemName = 'project_starred',
+}: ProjectsNavigationItemsProps) {
+  const organization = useOrganization();
+  const {projects} = useProjects();
+
+  const [starredProjects, nonStarredProjects] = useMemo(() => {
+    return partition(projects, project => project.isBookmarked);
+  }, [projects]);
+
+  const displayStarredProjects = starredProjects.length > 0;
+  const projectsToDisplay = displayStarredProjects
+    ? starredProjects.slice(0, 8)
+    : nonStarredProjects.filter(project => project.isMember).slice(0, 8);
+
+  return (
+    <Fragment>
+      <SecondaryNavigation.Section id="projects-all">
+        <SecondaryNavigation.List>
+          <SecondaryNavigation.ListItem>
+            <SecondaryNavigation.Link
+              to={makeProjectsPathname({path: '/', organization})}
+              end
+              analyticsItemName={allProjectsAnalyticsItemName}
+            >
+              {t('All Projects')}
+            </SecondaryNavigation.Link>
+          </SecondaryNavigation.ListItem>
+        </SecondaryNavigation.List>
+      </SecondaryNavigation.Section>
+      {projectsToDisplay.length > 0 ? (
+        <Fragment>
+          <SecondaryNavigation.Separator />
+          <SecondaryNavigation.Section
+            id="starred-projects"
+            title={displayStarredProjects ? t('Starred Projects') : t('Projects')}
+          >
+            <SecondaryNavigation.List>
+              {projectsToDisplay.map(project => (
+                <SecondaryNavigation.ListItem key={project.id}>
+                  <SecondaryNavigation.Link
+                    to={makeProjectsPathname({
+                      path: `/${project.slug}/`,
+                      organization,
+                    })}
+                    leadingItems={
+                      <SecondaryNavigation.ProjectIcon
+                        projectPlatforms={
+                          project.platform ? [project.platform] : ['default']
+                        }
+                      />
+                    }
+                    analyticsItemName={starredAnalyticsItemName}
+                  >
+                    {project.slug}
+                  </SecondaryNavigation.Link>
+                </SecondaryNavigation.ListItem>
+              ))}
+            </SecondaryNavigation.List>
+          </SecondaryNavigation.Section>
+        </Fragment>
+      ) : null}
+    </Fragment>
+  );
+}
diff --git a/static/app/views/projects/index.tsx b/static/app/views/projects/index.tsx
index c6d637f1509828..0ff20630db1201 100644
--- a/static/app/views/projects/index.tsx
+++ b/static/app/views/projects/index.tsx
@@ -1,13 +1,26 @@
 import {Outlet} from 'react-router-dom';
 
 import {Redirect} from 'sentry/components/redirect';
+import {useOrganization} from 'sentry/utils/useOrganization';
 import {useRedirectNavigationV2Routes} from 'sentry/views/navigation/useRedirectNavigationV2Routes';
 
 export default function Projects() {
-  const redirectPath = useRedirectNavigationV2Routes({
+  const organization = useOrganization();
+  // Both hooks are called unconditionally (React rules of hooks), but only one
+  // can match at a time since the current URL can't start with both prefixes.
+  // We select which result to act on based on the feature flag.
+  const forwardRedirect = useRedirectNavigationV2Routes({
     oldPathPrefix: '/projects/',
     newPathPrefix: '/insights/projects/',
   });
+  const reverseRedirect = useRedirectNavigationV2Routes({
+    oldPathPrefix: '/insights/projects/',
+    newPathPrefix: '/projects/',
+  });
+
+  const redirectPath = organization.features.includes('workflow-engine-ui')
+    ? reverseRedirect
+    : forwardRedirect;
 
   if (redirectPath) {
     return <Redirect to={redirectPath} />;
diff --git a/static/app/views/projects/pathname.tsx b/static/app/views/projects/pathname.tsx
index 6ed6d1bb685a20..fd7ef740b62ebd 100644
--- a/static/app/views/projects/pathname.tsx
+++ b/static/app/views/projects/pathname.tsx
@@ -1,8 +1,6 @@
 import type {Organization} from 'sentry/types/organization';
 import {normalizeUrl} from 'sentry/utils/url/normalizeUrl';
 
-const PROJECTS_BASE_PATHNAME = 'insights/projects';
-
 export function makeProjectsPathname({
   path,
   organization,
@@ -10,7 +8,8 @@ export function makeProjectsPathname({
   organization: Organization;
   path: '/' | `/${string}/`;
 }) {
-  return normalizeUrl(
-    `/organizations/${organization.slug}/${PROJECTS_BASE_PATHNAME}${path}`
-  );
+  const base = organization.features.includes('workflow-engine-ui')
+    ? 'projects'
+    : 'insights/projects';
+  return normalizeUrl(`/organizations/${organization.slug}/${base}${path}`);
 }