diff --git a/README.md b/README.md
index 8ab80d8..9a62443 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,8 @@
 
 The [Docusaurus](https://docusaurus.io/) site behind [tsvrc.com](https://tsvrc.com), with the docs
 for every TsVRC project. The code of each project lives in its own repository, such as
-[tsvrc/tsvrc-core](https://github.com/tsvrc/tsvrc-core) for Core and
-[tsvrc/udon-test-kit](https://github.com/tsvrc/udon-test-kit) for Udon Test Kit.
+[tsvrc/udon-test-kit](https://github.com/tsvrc/udon-test-kit) for Udon Test Kit and
+[tsvrc/tsvrc-core](https://github.com/tsvrc/tsvrc-core) for Core.
 
 ## Contributing
 
diff --git a/docusaurus.config.ts b/docusaurus.config.ts
index 19c394d..da20c5b 100644
--- a/docusaurus.config.ts
+++ b/docusaurus.config.ts
@@ -110,7 +110,7 @@ const config: Config = {
       links: [
         {
           label: 'Docs',
-          to: '/docs/core/intro',
+          to: '/docs/udon-test-kit/intro',
         },
         {
           label: 'GitHub',
diff --git a/i18n/es/docusaurus-theme-classic/footer.json b/i18n/es/docusaurus-theme-classic/footer.json
index 452dea0..1794c24 100644
--- a/i18n/es/docusaurus-theme-classic/footer.json
+++ b/i18n/es/docusaurus-theme-classic/footer.json
@@ -1,7 +1,7 @@
 {
   "link.item.label.Docs": {
     "message": "Documentación",
-    "description": "The label of footer link with label=Docs linking to /docs/core/intro"
+    "description": "The label of footer link with label=Docs linking to /docs/udon-test-kit/intro"
   },
   "link.item.label.GitHub": {
     "message": "GitHub",
diff --git a/sidebars.ts b/sidebars.ts
index ca127ce..cd639c0 100644
--- a/sidebars.ts
+++ b/sidebars.ts
@@ -5,8 +5,8 @@ import type {SidebarsConfig} from '@docusaurus/plugin-content-docs';
 /**
  * Each project under docs/<project>/ gets one top-level category here, built from
  * autogenerated subtrees so individual pages never need a sidebar entry of their own.
- * Adding another project means adding its own top-level category the same way core's
- * and udon-test-kit's are built below, not relying on blanket autogeneration (see
+ * Adding another project means adding its own top-level category the same way
+ * udon-test-kit's and core's are built below, not relying on blanket autogeneration (see
  * AGENTS.md's Gotchas section for why).
  *
  * Each labeled category below wraps a single-folder `autogenerated` subtree: pointing
@@ -16,6 +16,37 @@ import type {SidebarsConfig} from '@docusaurus/plugin-content-docs';
  */
 const sidebars: SidebarsConfig = {
   tutorialSidebar: [
+    {
+      type: 'category',
+      label: 'Udon Test Kit',
+      link: {type: 'doc', id: 'udon-test-kit/intro'},
+      items: [
+        {
+          type: 'category',
+          label: 'Getting started',
+          key: 'udon-test-kit-getting-started',
+          items: ['udon-test-kit/add-to-your-project', 'udon-test-kit/first-test'],
+        },
+        {
+          type: 'category',
+          label: 'How-to guides',
+          key: 'udon-test-kit-how-to',
+          items: [{type: 'autogenerated', dirName: 'udon-test-kit/how-to'}],
+        },
+        {
+          type: 'category',
+          label: 'Reference',
+          key: 'udon-test-kit-reference',
+          items: [{type: 'autogenerated', dirName: 'udon-test-kit/reference'}],
+        },
+        {
+          type: 'category',
+          label: 'Explanations',
+          key: 'udon-test-kit-explanations',
+          items: [{type: 'autogenerated', dirName: 'udon-test-kit/explanations'}],
+        },
+      ],
+    },
     {
       type: 'category',
       label: 'Core',
@@ -121,37 +152,6 @@ const sidebars: SidebarsConfig = {
         },
       ],
     },
-    {
-      type: 'category',
-      label: 'Udon Test Kit',
-      link: {type: 'doc', id: 'udon-test-kit/intro'},
-      items: [
-        {
-          type: 'category',
-          label: 'Getting started',
-          key: 'udon-test-kit-getting-started',
-          items: ['udon-test-kit/add-to-your-project', 'udon-test-kit/first-test'],
-        },
-        {
-          type: 'category',
-          label: 'How-to guides',
-          key: 'udon-test-kit-how-to',
-          items: [{type: 'autogenerated', dirName: 'udon-test-kit/how-to'}],
-        },
-        {
-          type: 'category',
-          label: 'Reference',
-          key: 'udon-test-kit-reference',
-          items: [{type: 'autogenerated', dirName: 'udon-test-kit/reference'}],
-        },
-        {
-          type: 'category',
-          label: 'Explanations',
-          key: 'udon-test-kit-explanations',
-          items: [{type: 'autogenerated', dirName: 'udon-test-kit/explanations'}],
-        },
-      ],
-    },
     // Shared by every project, so it sits at the docs root rather than under one project.
     'install-a-package',
   ],
diff --git a/src/components/homepage/Projects.tsx b/src/components/homepage/Projects.tsx
index 358a4da..bc01379 100644
--- a/src/components/homepage/Projects.tsx
+++ b/src/components/homepage/Projects.tsx
@@ -3,18 +3,6 @@ import ProjectCard, { type Project } from '@site/src/components/homepage/Project
 
 function useProjects(): Project[] {
   return [
-    {
-      name: 'Core',
-      status: 'available',
-      description: translate({
-        id: 'homepage.projects.core.description',
-        message:
-          'A structured way to build VRChat worlds with UdonSharp: consistent startup, ' +
-          'wired-up dependencies, and generated code instead of hand-wiring everything yourself.',
-      }),
-      docsHref: '/docs/core/intro',
-      repo: 'tsvrc/tsvrc-core',
-    },
     {
       name: 'Udon Test Kit',
       status: 'available',
@@ -27,6 +15,18 @@ function useProjects(): Project[] {
       docsHref: '/docs/udon-test-kit/intro',
       repo: 'tsvrc/udon-test-kit',
     },
+    {
+      name: 'Core',
+      status: 'available',
+      description: translate({
+        id: 'homepage.projects.core.description',
+        message:
+          'A structured way to build VRChat worlds with UdonSharp: consistent startup, ' +
+          'wired-up dependencies, and generated code instead of hand-wiring everything yourself.',
+      }),
+      docsHref: '/docs/core/intro',
+      repo: 'tsvrc/tsvrc-core',
+    },
   ];
 }