Express.js is a simple Node.js framework for single, multi-page, and hybrid web applications.
Remix is a modern JavaScript framework that focuses on building fast and performant web applications. It emphasizes a combination of server-rendered content and client-side interactivity, offering a robust architecture for creating scalable and maintainable projects.
Firebase offers a comprehensive set of features, including real-time database, authentication, hosting, cloud functions, storage, and more. Firebase provides an easy-to-use interface and allows developers to focus on building features rather than managing infrastructure.
A fullstack boilerplate provides a starter application that includes both frontend and backend. It should include database, auth, payments, user roles and other backend services to build a fully featured saas or webapps.