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React is an open-source JavaScript library for building user interfaces or UI components.

Svelte is a free and open-source front end compiler created by Rich Harris and maintained by the Svelte core team members.

Open Graph is a protocol that is used to integrate any web page into the social graph.

Vite is a rapid development tool for modern web projects.

Element UI is an open-source component library specifically designed for Vue.js, offering a collection of pre-designed UI components such as buttons, forms, tables, and modals.

SvelteKit is the official Svelte framework for building web applications with a flexible filesystem-based routing.

Squarespace provides Software-as-a-Service (SaaS) for website building and hosting, and allows users to use pre-built website templates.

Squarespace Commerce is an ecommerce platform designed to facilitate the creation of websites and online stores, with domain registration and web hosting included.

Preact is a JavaScript library that describes itself as a fast 3kB alternative to React with the same ES6 API.

Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.

Ahrefs is an online toolset utilised for search engine optimisation (SEO) and competitor analysis, which permits users to analyse their website's performance, track keyword rankings, identify backlink opportunities, and research competitors' websites, among other features.

HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.