Master Scala Rest APIs in 3 Simple Concepts: Illustrated Guide with Tapir, http4s, and Circe! (1/3)

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What if I told you there’s a game-changing Scala solution for building Rest APIs and generating SwaggerUI docs at lightning speed? Plus, it’s as fast as FastAPI (for Python enthusiasts) to develop! All this while preserving the robust type safety and functional programming elegance of Scala! 😲 In this post, we’ll dive deep into this exhilarating tech stack: Tapir, http4s, and Circe!

😎 Why Tapir, http4s, Circe?

Let’s check out what is each library:

• Tapir: A powerful Scala library for defining and documenting HTTP APIs in a type-safe and functional manner, with built-in support for generating Swagger UI documentation.
• http4s: A lightweight, purely functional Scala library for building HTTP servers and clients, designed for high performance and composability.
• Circe: A popular JSON library for Scala that provides seamless JSON parsing and encoding using a powerful and idiomatic functional approach.