Top 10 Kotlin OpenAPI Projects

zally

2 875 5.6 Kotlin

A minimalistic, simple-to-use API linter
CleanArchitecture

3 305 3.2 Kotlin

Kotlin backend based on the Clean Architecture principles. Ktor, JWT, Exposed, Flyway, OpenAPI/REST & KGraphQL/GraphQL generated endpoints, Gradle. (by ESchouten)
InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Ktor-OpenAPI-Generator

2 237 0.0 Kotlin

Ktor OpenAPI/Swagger 3 Generator
hikaku

0 195 0.0 Kotlin

A library that tests if the implementation of a REST-API meets its specification.
kompendium

5 136 8.8 Kotlin

Ktor OpenAPI Spec Generator
ktor-swagger-ui

1 119 8.3 Kotlin

Kotlin Ktor plugin to generate OpenAPI and provide Swagger UI
javalin-openapi

1 40 7.6 Kotlin

Annotation processor for compile-time OpenAPI & JsonSchema, with out-of-the-box support for Javalin 5.x, Swagger & ReDoc
WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
openapi-processor-spring

1 32 9.0 Kotlin

an OpenAPI 3.0 & 3.1 interface & model java code generator for Spring Boot
Zeko-RestApi

0 18 0.0 Kotlin

Asynchronous web framework for Kotlin. Create REST APIs in Kotlin easily with automatic Swagger/OpenAPI doc generation
openapi-usage-example

1 3 7.6 Kotlin

An example of how to use OpenAPI, SpringBoot, Gradle and Kotlin to build RESTful API as described in https://yonatankarp.com/how-to-write-robust-rest-api-with-openapi

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

Kotlin OpenAPI related posts

How is Ktor different
2 projects | /r/Kotlin | 13 Mar 2023
What do you use to generate openapi documentation?
3 projects | /r/ktor | 23 Feb 2023
Check out the What’s New in Ktor 2.0 talk to learn about features that the team has been working on to simplify development ⬇️
1 project | /r/Kotlin | 27 Oct 2021
Kompendium: A minimally invasive OpenAPI generator for Ktor
2 projects | /r/Kotlin | 10 May 2021

Index

What are some of the best open-source OpenAPI projects in Kotlin? This list will help you:

	Project	Stars
1	zally	875
2	CleanArchitecture	305
3	Ktor-OpenAPI-Generator	237
4	hikaku	195
5	kompendium	136
6	ktor-swagger-ui	119
7	javalin-openapi	40
8	openapi-processor-spring	32
9	Zeko-RestApi	18
10	openapi-usage-example	3