What is Koa?
Koa aims to be a smaller, more expressive, and more robust foundation for web applications and APIs. Through leveraging generators Koa allows you to ditch callbacks and greatly increase error-handling. Koa does not bundle any middleware.
Koa is a tool in the Microframeworks (Backend) category of a tech stack.
Koa is an open source tool with 35.3K GitHub stars and 3.2K GitHub forks. Here’s a link to Koa's open source repository on GitHub
Who uses Koa?
Companies
93 companies reportedly use Koa in their tech stacks, including Paralect, Pier, and Shimo Website.
Developers
428 developers on StackShare have stated that they use Koa.
Koa Integrations
Node.js, Sentry, PostGraphile, tsoa, and Egg.js are some of the popular tools that integrate with Koa. Here's a list of all 7 tools that integrate with Koa.
Pros of Koa
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5
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Koa's Features
- Provides 3 different kinds of functions as middleware
- common function
- async function
- generator function
Koa Alternatives & Comparisons
What are some alternatives to Koa?
Fastify
Fastify is a web framework highly focused on speed and low overhead. It is inspired from Hapi and Express and as far as we know, it is one of the fastest web frameworks in town. Use Fastify can increase your throughput up to 100%.
hapi
hapi is a simple to use configuration-centric framework with built-in support for input validation, caching, authentication, and other essential facilities for building web applications and services.
JavaScript
JavaScript is most known as the scripting language for Web pages, but used in many non-browser environments as well such as node.js or Apache CouchDB. It is a prototype-based, multi-paradigm scripting language that is dynamic,and supports object-oriented, imperative, and functional programming styles.
Python
Python is a general purpose programming language created by Guido Van Rossum. Python is most praised for its elegant syntax and readable code, if you are just beginning your programming career python suits you best.
Node.js
Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.
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