diff --git a/content/docs/components/navigation/navbar.mdx b/content/docs/components/navigation/navbar.mdx
index 0be88ce..ce8bfb1 100644
--- a/content/docs/components/navigation/navbar.mdx
+++ b/content/docs/components/navigation/navbar.mdx
@@ -112,6 +112,7 @@ export function SiteNav() {
       onValueChange={setLocale}
       cta={{ label: "Get Started", href: "/signup" }}
       showGitHub
+      githubUrl="your-org/your-repo" // or a full URL
     />
   );
 }
@@ -119,25 +120,25 @@ export function SiteNav() {
 
 ## Props
 
-| Prop            | Type                              | Required | Description                                                      |
-| --------------- | --------------------------------- | -------- | ---------------------------------------------------------------- |
-| `logo`          | `React.ReactNode`                 | No       | Logo element (renders before nav links)                          |
-| `links`         | `NavLink[]`                       | No       | Navigation links                                                 |
-| `activeHref`    | `string`                          | No       | `href` of the current page — gets `aria-current` and a highlight |
-| `locales`       | `Locale[]`                        | No       | Available locales for language selector                          |
-| `value`         | `string`                          | No       | Selected locale code — pass this to control the component        |
-| `defaultValue`  | `string`                          | No       | Initial locale code when uncontrolled (default: first locale)    |
-| `onValueChange` | `(code: string) => void`          | No       | Callback when locale changes                                     |
-| `cta`           | `{ label: string; href: string }` | No       | CTA button                                                       |
-| `showGitHub`    | `boolean`                         | No       | Show GitHub icon button                                          |
-| `githubUrl`     | `string`                          | No       | GitHub repository URL                                            |
-| `sticky`        | `boolean`                         | No       | Make navbar sticky at top (default: `true`)                      |
-| `variant`       | `"default" \| "floating"`         | No       | Full-width bar or inset floating card (default: `"default"`)     |
-| `showFlags`     | `boolean`                         | No       | Show flags in language selector (default: `true`)                |
-| `maxHeight`     | `number \| string`                | No       | Max height of the scrolling language menu (default: `"15rem"`)   |
-| `linkComponent` | `React.ElementType`               | No       | Component used for internal links (default: `"a"`)               |
-| `classNames`    | `NavBarClassNames`                | No       | Per-part class overrides (see below)                             |
-| `className`     | `string`                          | No       | Additional CSS classes                                           |
+| Prop            | Type                              | Required | Description                                                                   |
+| --------------- | --------------------------------- | -------- | ----------------------------------------------------------------------------- |
+| `logo`          | `React.ReactNode`                 | No       | Logo element (renders before nav links)                                       |
+| `links`         | `NavLink[]`                       | No       | Navigation links                                                              |
+| `activeHref`    | `string`                          | No       | `href` of the current page — gets `aria-current` and a highlight              |
+| `locales`       | `Locale[]`                        | No       | Available locales for language selector                                       |
+| `value`         | `string`                          | No       | Selected locale code — pass this to control the component                     |
+| `defaultValue`  | `string`                          | No       | Initial locale code when uncontrolled (default: first locale)                 |
+| `onValueChange` | `(code: string) => void`          | No       | Callback when locale changes                                                  |
+| `cta`           | `{ label: string; href: string }` | No       | CTA button                                                                    |
+| `showGitHub`    | `boolean`                         | No       | Show the GitHub icon button. Needs `githubUrl` — without one, nothing renders |
+| `githubUrl`     | `string`                          | No       | Full URL, or `"owner"` / `"owner/repo"` shorthand for github.com              |
+| `sticky`        | `boolean`                         | No       | Make navbar sticky at top (default: `true`)                                   |
+| `variant`       | `"default" \| "floating"`         | No       | Full-width bar or inset floating card (default: `"default"`)                  |
+| `showFlags`     | `boolean`                         | No       | Show flags in language selector (default: `true`)                             |
+| `maxHeight`     | `number \| string`                | No       | Max height of the scrolling language menu (default: `"15rem"`)                |
+| `linkComponent` | `React.ElementType`               | No       | Component used for internal links (default: `"a"`)                            |
+| `classNames`    | `NavBarClassNames`                | No       | Per-part class overrides (see below)                                          |
+| `className`     | `string`                          | No       | Additional CSS classes                                                        |
 
 Any other prop is spread onto the underlying `<nav>` element, and the ref is
 forwarded to it.
@@ -244,6 +245,7 @@ export default function App() {
       }}
       cta={{ label: "Get Started", href: "/signup" }}
       showGitHub
+      githubUrl="your-org/your-repo"
     />
   );
 }
@@ -329,6 +331,18 @@ export default function App() {
 }
 ```
 
+### GitHub link
+
+`showGitHub` adds an icon button that links to `githubUrl`. Pass `"owner/repo"` for a
+repository, `"owner"` for a profile or organisation, or any full URL.
+
+```tsx
+<NavBar showGitHub githubUrl="acme/website" />
+<NavBar showGitHub githubUrl="https://github.com/acme" />
+```
+
+`showGitHub` without `githubUrl` renders no button and logs a warning.
+
 ### Non-sticky
 
 ```tsx
diff --git a/content/docs/customization/interfaces.mdx b/content/docs/customization/interfaces.mdx
index 88805fe..d7931d4 100644
--- a/content/docs/customization/interfaces.mdx
+++ b/content/docs/customization/interfaces.mdx
@@ -151,9 +151,9 @@ export interface NavBarProps {
   linkComponent?: React.ElementType;
   /** CTA button */
   cta?: { label: string; href: string };
-  /** Show GitHub icon button */
+  /** Show GitHub icon button. Needs `githubUrl`; without one, nothing renders */
   showGitHub?: boolean;
-  /** GitHub repository URL */
+  /** Full URL, or "owner" / "owner/repo" shorthand for github.com */
   githubUrl?: string;
   /** Make navbar sticky at top (default: true) */
   sticky?: boolean;
diff --git a/src/components/docs/navbar-demo.tsx b/src/components/docs/navbar-demo.tsx
index e62f365..86ea3d2 100644
--- a/src/components/docs/navbar-demo.tsx
+++ b/src/components/docs/navbar-demo.tsx
@@ -17,6 +17,7 @@ export function NavBarDemo() {
       onValueChange={setLocale}
       cta={{ label: navCopy[locale].cta, href: "#get-started" }}
       showGitHub
+      githubUrl="babelize/babelize-elements" // "owner/repo" or a full URL
       variant="floating" // default, floating
       sticky={false}
     />
diff --git a/src/registry/components/navbar.tsx b/src/registry/components/navbar.tsx
index 451d70b..e64f3d6 100644
--- a/src/registry/components/navbar.tsx
+++ b/src/registry/components/navbar.tsx
@@ -68,9 +68,12 @@ export interface NavBarProps extends Omit<
   onValueChange?: (code: string) => void;
   /** Primary call-to-action button */
   cta?: { label: string; href: string };
-  /** Show a GitHub icon link */
+  /** Show a GitHub icon link. Needs `githubUrl`; without one, nothing renders. */
   showGitHub?: boolean;
-  /** Target of the GitHub icon link */
+  /**
+   * Target of the GitHub icon link: a full URL, or `"owner"` / `"owner/repo"`
+   * shorthand for a github.com profile or repository.
+   */
   githubUrl?: string;
   /** Pin the bar to the top of the viewport (default: true) */
   sticky?: boolean;
@@ -131,6 +134,18 @@ const GHOST_BUTTON = cn(
 
 const EASE = [0.16, 1, 0.3, 1] as const;
 
+/**
+ * Expands `"owner"` / `"owner/repo"` shorthand to a github.com URL. Anything else,
+ * full URLs included, passes through unchanged.
+ */
+function resolveGitHubUrl(value: string | undefined): string | undefined {
+  const trimmed = value?.trim();
+  if (!trimmed) return undefined;
+  if (/^[a-z][a-z\d+.-]*:/i.test(trimmed)) return trimmed;
+  const path = trimmed.replace(/^(www\.)?github\.com\//i, "").replace(/^\/+|\/+$/g, "");
+  return /^[A-Za-z\d-]+(\/[\w.-]+)?$/.test(path) ? `https://github.com/${path}` : trimmed;
+}
+
 export const NavBar = React.forwardRef<HTMLElement, NavBarProps>(function NavBar(
   {
     logo,
@@ -142,7 +157,7 @@ export const NavBar = React.forwardRef<HTMLElement, NavBarProps>(function NavBar
     onValueChange,
     cta,
     showGitHub = false,
-    githubUrl = "https://github.com/babelize/babelize-elements",
+    githubUrl,
     sticky = true,
     variant = "default",
     className,
@@ -308,9 +323,22 @@ export const NavBar = React.forwardRef<HTMLElement, NavBarProps>(function NavBar
     </Panel>
   );
 
+  const githubHref = resolveGitHubUrl(githubUrl);
+  // `showGitHub` alone used to link to this library's own repository. Now it
+  // renders nothing, so say why instead of failing silently.
+  const missingGitHubUrl = showGitHub && !githubHref;
+  React.useEffect(() => {
+    if (missingGitHubUrl) {
+      console.warn(
+        'NavBar: `showGitHub` needs `githubUrl` (a URL or "owner/repo"); the GitHub link is hidden.',
+      );
+    }
+  }, [missingGitHubUrl]);
+  const hasGitHub = showGitHub && !!githubHref;
+
   const githubLink = (
     <a
-      href={githubUrl}
+      href={githubHref}
       target="_blank"
       rel="noopener noreferrer"
       className={cn(GHOST_BUTTON, "size-9")}
@@ -436,7 +464,7 @@ export const NavBar = React.forwardRef<HTMLElement, NavBarProps>(function NavBar
                 </div>
               )}
 
-              {showGitHub && githubLink}
+              {hasGitHub && githubLink}
 
               {cta && (
                 <Link href={cta.href} className={cn(ctaClass, "ms-1")}>
@@ -539,7 +567,7 @@ export const NavBar = React.forwardRef<HTMLElement, NavBarProps>(function NavBar
                       </Link>
                     </motion.div>
                   ))}
-                  {(cta || showGitHub) && (
+                  {(cta || hasGitHub) && (
                     <motion.div
                       className="mt-2 flex items-center gap-2 border-t pt-3"
                       initial={{ opacity: 0, y: -6 }}
@@ -556,7 +584,7 @@ export const NavBar = React.forwardRef<HTMLElement, NavBarProps>(function NavBar
                           {ctaArrow}
                         </Link>
                       )}
-                      {showGitHub && githubLink}
+                      {hasGitHub && githubLink}
                     </motion.div>
                   )}
                 </div>
diff --git a/test/navbar.test.tsx b/test/navbar.test.tsx
index fabe5ee..4725f78 100644
--- a/test/navbar.test.tsx
+++ b/test/navbar.test.tsx
@@ -420,3 +420,31 @@ describe("NavBar customization", () => {
     expect(screen.getAllByRole("link", { name: "Docs" })).toHaveLength(1);
   });
 });
+
+describe("NavBar GitHub link", () => {
+  const githubLinks = () => screen.queryAllByRole("link", { name: "GitHub" });
+
+  it.each([
+    ["acme/website", "https://github.com/acme/website"],
+    ["acme", "https://github.com/acme"],
+    ["github.com/acme/website/", "https://github.com/acme/website"],
+    ["https://github.com/acme/website", "https://github.com/acme/website"],
+    ["https://gitlab.com/acme/website", "https://gitlab.com/acme/website"],
+  ])("resolves githubUrl=%s to %s", (githubUrl, href) => {
+    render(<NavBar showGitHub githubUrl={githubUrl} />);
+    expect(githubLinks()[0]).toHaveAttribute("href", href);
+  });
+
+  it("renders nothing and warns when showGitHub has no githubUrl", () => {
+    const warn = vi.spyOn(console, "warn").mockImplementation(() => {});
+    render(<NavBar showGitHub />);
+    expect(githubLinks()).toHaveLength(0);
+    expect(warn).toHaveBeenCalledWith(expect.stringContaining("`showGitHub` needs `githubUrl`"));
+    warn.mockRestore();
+  });
+
+  it("stays hidden without showGitHub, even with a githubUrl", () => {
+    render(<NavBar githubUrl="acme/website" />);
+    expect(githubLinks()).toHaveLength(0);
+  });
+});