Flabbergasted UI Kit

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By Lexington Themes

A sleek dark SaaS template for Astro & Tailwind CSS, designed for AI products and startups with bold aesthetics and high performance.

Features

Built with Astro v5 + Tailwind CSS v4

High Lighthouse scores across all metrics

Built-in search powered by Fuse.js

Content collections for blogs, changelogs and help centers

OKLCH color system for consistent cross-browser rendering

About this template

Flabbergasted is a bold dark-mode SaaS template crafted specifically for AI products, startups, and digital platforms that want to make a statement. Built with Astro v5 and Tailwind CSS v4, it delivers exceptional performance with high Lighthouse scores while maintaining a confident design system with sharp layouts and sleek gradients.

This template combines speed and visual impact, allowing teams to launch quickly without compromising on design quality or technical foundations. With multiple landing page options, content collections, and built-in search functionality, it provides everything needed for a modern SaaS or AI-focused product launch.

What's Included

  • Multiple landing, about, and contact page templates
  • Content collections for blogs, changelogs, integrations, and help centers
  • Reusable components styled with the OKLCH color system
  • Built-in search powered by Fuse.js
  • Preconfigured PagesCMS integration option

Built For

AI products, SaaS platforms, startups, digital services, and tech companies.

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