In this guest post by Ionic Developer Expert Tom Gruintjes, the integration of Svelte with the Ionic Framework is explored through the use of the ionic-svelte package, allowing developers to create a fast, SEO-optimized Progressive Web App (PWA) using SvelteKit and Ionic’s UI components. The article details the setup of a project using SvelteKit and Ionic, focusing on creating a high-performance landing page and PWA, optimized for performance and SEO by leveraging tools like Tailwind CSS, service workers, and Capacitor for native app deployment. It discusses configuring server-side rendering (SSR) for the landing page and single-page application (SPA) routing for the PWA, alongside techniques for improving performance, such as prefetching and caching. The post also highlights the challenges and solutions encountered in the development process, including adjusting routing logic based on app installation states and managing different installation processes across platforms. The author, passionate about front-end development, provides insights into the advantages of using SvelteKit for building efficient web applications and encourages further exploration and contribution to the project on GitHub.