PART 0: Fundamentals of NEST.js

1. fastify

   1 127 33,283 9.6 JavaScript

   Fast and low overhead web framework, for Node.js

   

   Nest (NestJS) is a framework for building efficient, scalable Node.js server-side applications* Under the hood, Nest makes use of robust HTTP Server frameworks like Express (the default) and optionally can be configured to use [Fastify*(https://github.com/fastify/fastify) as well!

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3. jest

   2 513 44,639 9.0 TypeScript

   Delightful JavaScript Testing.

   

   How do you assume that your controller is working the way it should? Well NEST also handles this for us. If we create a new module with the CLI, NEST automatically adds a .spec file, a file, where we can define tests. NEST is using JEST and Supertest frameworks for this purpose.

4. Express

   3 768 66,547 9.0 JavaScript

   Fast, unopinionated, minimalist web framework for node.

   

   server-side applications* Under the hood, Nest makes use of robust HTTP Server frameworks like Express (the default) and optionally can be configured to use [

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