React Router

vs

React Redux

SvelteKit is a free and open-source framework used to create SSR, Static and Serverless web applications with Svelte. SvelteKit aims to replace Sapper and in the process unify the eco-system and have a single way to start building apps with Svelte. This will simplify on-boarding, and reduce maintenance and support burden for the core developers. SvelteKit fully embraces the serverless paradigm and has support for all the major serverless providers. Under the hood, SvelteKit uses Snowpack in development and compiles and hot reloads your code near instantly, making it an extremely pleasant developer experience.

Ember.js is a productive, battle-tested JavaScript framework for building modern web applications. It includes everything you need to build rich UIs that work on any device. With Ember.js you can create client side JavaScript applications with a complete solution which contains data management and an application flow. Ember.js is developed and released as free and open source software under the MIT License.

Apollo Server is an open-source, spec-compliant GraphQL server written in JavaScript for Node.js eco-system. Apollo Server is  compatible with any GraphQL client, including the sister project Apollo Client. With Apollo Server it's easy to build production-ready, self-documenting GraphQL APIs that can use data from any source. Allowing solo developers and larger teams to get a stand-alone GraphQL server, including in a serverless environment, up and running faster.