instacart.com

Emotion is a library designed for writing CSS styles with JavaScript.

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.

Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.

Vite is a rapid development tool for modern web projects.

Ahoy is a Ruby gem that provides simple and powerful analytics for Ruby on Rails applications.

Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds.

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

Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality.

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

Ruby is an open-source object-oriented programming language.

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

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

Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.

Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.