diff --git a/apps/v4/public/r/registries.json b/apps/v4/public/r/registries.json
index 23056c1ea2..f4f83df68e 100644
--- a/apps/v4/public/r/registries.json
+++ b/apps/v4/public/r/registries.json
@@ -911,6 +911,12 @@
     "url": "https://ui.beste.co/r/{name}.json",
     "description": "Production-ready UI blocks for landing pages, dashboards, and web apps."
   },
+  {
+    "name": "@toc-cn",
+    "homepage": "https://tocn.vercel.app",
+    "url": "https://tocn.vercel.app/r/{name}.json",
+    "description": "Documentation-style in-page table of contents with scroll spy, animated SVG tree indicator, and mobile sticky collapsible."
+  },
   {
     "name": "@tokenui",
     "homepage": "https://www.tokenui.dev",
diff --git a/apps/v4/registry/directory.json b/apps/v4/registry/directory.json
index 0334cfdbdb..b537566ef4 100644
--- a/apps/v4/registry/directory.json
+++ b/apps/v4/registry/directory.json
@@ -1064,6 +1064,13 @@
     "description": "Production-ready UI blocks for landing pages, dashboards, and web apps.",
     "logo": "<svg width='40' height='40' viewBox='0 0 64 64' fill='none' xmlns='http://www.w3.org/2000/svg'><path d='M26.0654 20.4591C26.0654 21.2317 25.2265 21.7125 24.5599 21.3219L7.92682 11.5768C7.4534 11.2994 7.2919 10.6923 7.56491 10.2164L8.42702 8.71343C8.70389 8.23075 9.32153 8.06692 9.80124 8.34893L20.8425 14.8398C21.5091 15.2317 22.3493 14.7511 22.3493 13.9778V1C22.3493 0.447716 22.797 0 23.3493 0H25.0654C25.6177 0 26.0654 0.447715 26.0654 1V20.4591ZM38.7193 21.3219C38.0526 21.7125 37.2137 21.2317 37.2137 20.4591V1C37.2137 0.447715 37.6615 0 38.2137 0H39.9298C40.4821 0 40.9298 0.447715 40.9298 1V13.9778C40.9298 14.7511 41.77 15.2317 42.4366 14.8398L53.4778 8.34896C53.9575 8.06694 54.5752 8.23079 54.8521 8.71351L55.714 10.2164C55.987 10.6923 55.8255 11.2994 55.3521 11.5767L38.7193 21.3219ZM44.214 32.8372C43.5533 32.4511 43.5533 31.4964 44.214 31.1103L60.9113 21.3542C61.3908 21.074 62.0068 21.2383 62.2832 21.72L63.1465 23.2251C63.4196 23.7012 63.258 24.3083 62.7845 24.5856L51.642 31.1108C50.9825 31.4971 50.9825 32.4504 51.642 32.8367L62.7845 39.3618C63.258 39.6392 63.4196 40.2463 63.1465 40.7223L62.2832 42.2275C62.0068 42.7092 61.3908 42.8735 60.9113 42.5933L44.214 32.8372ZM37.2137 43.4884C37.2137 42.7157 38.0526 42.235 38.7193 42.6256L55.3521 52.3707C55.8255 52.6481 55.987 53.2551 55.714 53.7311L54.8506 55.2365C54.5743 55.7182 53.9584 55.8825 53.4789 55.6025L42.4341 49.1525C41.7675 48.7632 40.9298 49.2441 40.9298 50.0161V62.9477C40.9298 63.5 40.4821 63.9477 39.9298 63.9477H38.2137C37.6615 63.9477 37.2137 63.5 37.2137 62.9477V43.4884ZM24.5598 42.6255C25.2265 42.235 26.0654 42.7157 26.0654 43.4884V62.9477C26.0654 63.5 25.6177 63.9477 25.0654 63.9477H23.3493C22.797 63.9477 22.3493 63.5 22.3493 62.9477V50.0161C22.3493 49.2441 21.5116 48.7632 20.845 49.1525L9.80019 55.6025C9.32065 55.8826 8.70478 55.7183 8.42847 55.2366L7.56491 53.7311C7.2919 53.2551 7.45339 52.6481 7.92682 52.3707L24.5598 42.6255ZM19.0185 31.1109C19.6778 31.4972 19.6778 32.4503 19.0185 32.8366L2.36849 42.5917C1.88887 42.8727 1.27213 42.7086 0.995546 42.2264L0.132762 40.7223C-0.140291 40.2463 0.0212938 39.6391 0.494843 39.3618L11.6371 32.8367C12.2966 32.4504 12.2966 31.4971 11.6371 31.1108L0.494846 24.5856C0.0212955 24.3083 -0.140287 23.7012 0.132771 23.2251L0.995544 21.7211C1.27213 21.2389 1.88886 21.0748 2.36848 21.3558L19.0185 31.1109ZM3.78864 47.1992C3.51994 46.7232 3.68321 46.1197 4.15523 45.8441L26.344 32.888C27.0044 32.5024 27.0051 31.5483 26.3453 31.1617L4.15309 18.1562C3.68204 17.8801 3.51948 17.2773 3.78788 16.8018L4.66272 15.2521C4.93728 14.7657 5.557 14.5985 6.03894 14.8808L28.2761 27.9051C28.9428 28.2955 29.7815 27.8148 29.7815 27.0422V0.999999C29.7815 0.447714 30.2292 0 30.7815 0H32.4976C33.0499 0 33.4976 0.447715 33.4976 1V26.9913C33.4976 27.7636 34.3358 28.2444 35.0025 27.8545L57.1951 14.8763C57.6747 14.5959 58.2909 14.7601 58.5673 15.242L59.4301 16.746C59.7033 17.2223 59.5413 17.8299 59.0672 18.1069L36.7323 31.1611C36.0712 31.5475 36.0719 32.5032 36.7337 32.8886L59.0651 45.8933C59.5401 46.17 59.7028 46.7782 59.4293 47.255L58.5665 48.7591C58.2904 49.2405 57.6752 49.4049 57.1957 49.1256L35.0011 36.1934C34.3344 35.805 33.4976 36.2859 33.4976 37.0575V63C33.4976 63.5523 33.0499 64 32.4976 64H30.7815C30.2292 64 29.7815 63.5523 29.7815 63V37.0066C29.7815 36.2347 28.9442 35.7538 28.2775 36.1429L6.03837 49.1211C5.55652 49.4023 4.93776 49.2349 4.66351 48.749L3.78864 47.1992Z' fill='var(--foreground)'/></svg>"
   },
+  {
+    "name": "@toc-cn",
+    "homepage": "https://tocn.vercel.app",
+    "url": "https://tocn.vercel.app/r/{name}.json",
+    "description": "Documentation-style in-page table of contents with scroll spy, animated SVG tree indicator, and mobile sticky collapsible.",
+    "logo": "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M3 5h18M3 12h12M3 19h14\"/></svg>"
+  },
   {
     "name": "@tokenui",
     "homepage": "https://www.tokenui.dev",