Book Image

Kotlin Blueprints

By : Ashish Belagali, Akshay Chordiya, Hardik Trivedi
Book Image

Kotlin Blueprints

By: Ashish Belagali, Akshay Chordiya, Hardik Trivedi

Overview of this book

Kotlin is a powerful language that has applications in a wide variety of fields. It is a concise, safe, interoperable, and tool-friendly language. The Android team has also announced first-class support for Kotlin, which is an added boost to the language. Kotlin’s growth is fueled through carefully designed business and technology benefits. The collection of projects demonstrates the versatility of the language and enables you to build standalone applications on your own. You’ll build comprehensive applications using the various features of Kotlin. Scale, performance, and high availability lie at the heart of the projects, and the lessons learned throughout this book. You’ll learn how to build a social media aggregator app that will help you efficiently track various feeds, develop a geospatial webservice with Kotlin and Spring Boot, build responsive web applications with Kotlin, build a REST API for a news feed reader, and build a server-side chat application with Kotlin. It also covers the various libraries and frameworks used in the projects. Through the course of building applications, you’ll not only get to grips with the various features of Kotlin, but you’ll also discover how to design and prototype professional-grade applications.
Table of Contents (16 chapters)
Title Page
About the Authors
About the Reviewer
Customer Feedback

What is Ktor?

The Ktor ( Framework is an open source web framework for quickly building web applications in Kotlin with minimal effort and without needing to set up technology constraints such as dependency injection, logging, and so on. It is made by JetBrains and is still in alpha. It will be stable in upcoming months.


The Kotlin website contains a list of all the web frameworks and to build RESTful web services. It is available at You can refer to the website and check out other frameworks.

Why Ktor?

Ktor is officially supported by JetBrains, which is one of the reasons to consider going with Ktor when developing web applications in Kotlin. Apart from that, Ktor has three key principles, which make it the framework of choice when building web applications in Kotlin.

Understanding unopinionated applications

The Ktor framework ships with very few setting-up constraints, such as logging, templating, messaging, persistence, serializing, dependency injection...