Rails::API is a subset of a normal Rails application, created for applications that don't require all functionality that a complete Rails application provides. It is a bit more lightweight, and consequently a bit faster than a normal Rails application. The main example for its usage is in API applications only, where you usually don't need the entire Rails middleware stack nor template generation.
Rails API is a tool in the Microframeworks category of a tech stack.
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What are some alternatives to Rails API?
Express is a minimal and flexible node.js web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications.
Flask is intended for getting started very quickly and was developed with best intentions in mind.
It is a powerful and flexible toolkit that makes it easy to build Web APIs.
It is a modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints.
Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.
Ruby, Fomo are some of the popular tools that integrate with Rails API. Here's a list of all 2 tools that integrate with Rails API.
Discover why developers choose Rails API. Read real-world technical decisions and stack choices from the StackShare community.