Add Achromatic (#584)

# Pull Request Template

Please ensure all items below are checked before creating a pull request:

-   [ ] My changes were made in the `resources` folder, not in the auto-generated `README.md` file or `db` folder
-   [ ] My submission is formatted according to the guidelines in the [contributing guide](CONTRIBUTING.md)
-   [ ] My submission is ordered alphabetically based on the resource `name`
-   [ ] My submission has a useful description
-   [ ] I have searched the repository for any relevant issues or pull requests

resources/a.ts

@@ -35,6 +35,22 @@ export const resources: Resource[] = [
             'A tool for creating color variations on a base color to meet WCAG AA or AAA color contrast ratio guidelines.',
         url: 'https://learnui.design/tools/accessible-color-generator.html',
     },
+    {
+        name: 'Achromatic',
+        categories: ['Startup', 'Template'],
+        description:
+            'Building your SaaS just got unfairly easy. Skip the noise and focus on your business with the best advanced Next.js SaaS starter kit on the market.',
+        url: 'https://achromatic.dev',
+        keywords: [
+            'saas',
+            'starter kit',
+            'boilerplate',
+            'next.js',
+            'shadcn',
+            'next-auth',
+            'prisma',
+        ],
+    },
     {
         name: 'Add3',
         categories: ['Web3', 'Programming', 'Startup'],