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A next-generation Java web lightweight framework based on vertx and kotlin.
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cloudopt-next-client fix(HttpClient.kt): Fix create a new Vertx instance bug Mar 28, 2018
cloudopt-next-i18n feat(cloudopt-next-i18n): Add i18n module May 22, 2018
cloudopt-next-jooq fix(ConfigManager.kt): Fixing the ConfigManager can't determine if it… Apr 14, 2018
cloudopt-next-parent fix(yaml/Yamler.kt): Fix bugs that cannot read configuration files co… Mar 20, 2018
cloudopt-next-redis fix(RedisPlugin.kt): Fix String cannot be cast to java.lang.Boolean Apr 4, 2018
cloudopt-next-validation/src/main/resources fix(cloudopt-next-validator): rename validation -> validator Jun 14, 2018
cloudopt-next-web fix(cloudopt-next-validator): rename validation -> validator Jun 14, 2018
LICENSE init():Initialize the project Jan 15, 2018
pom.xml fix(cloudopt-next-validator): rename validation -> validator Jun 14, 2018

Cloudopt Next

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Cloudopt Next is a very lightweight micro-service framework based on kotlin and vertx for the Next generation. You can handle url parsing, data encapsulation, and Json output. Radically reducing development time and improving development experience. Cloudopt Next absorbed the ideas of Spring BootJFinalRestyVertx and other excellent projects, and not only had a very good development experience, but also had a very low learning curve.

Cloudopt Next has the following features:

  • minimalist design, almost 0 configuration, uses yml like Spring Boot.
  • get out of the traditional MVC and do professional things professionally.
  • support plugin system with strong expansibility.
  • independent of Tomcat and Jetty.
  • support FreeMarker, Beetl...
  • support both Kotlin and Java development.
  • support Vertx.
  • a series of easy-to-use toolsets, such as cloudopt-next-logging, cloudopt-next-kafka, cloudopt-next-encrypt, cloudopt-next-waf, etc.

Installation and Getting Started

You can view the document by visiting the official website of Cloudopt Next, or you can go to example to see a simple example.

Let's take a look at a simple route based on Cloudopt Next:


class IndexController : Resource() {

    fun get(){
        var view = View()
        view.view = "index"



@API(value = "/")
public class IndexController extends Resource {

    public void get(){
        View v = new View();

Getting help

Having trouble with Cloudopt Next? We’d like to help!

  • Follow our twitter to get the latest information.
  • Check the reference documentation carefully for specific code cases or common problems.
  • If you have a problem after the upgrade, check the upgrade instructions in the Wiki.
  • Send mail to
  • Send issue to your question on GitHub, we will answer it as soon as possible.
  • If you are in China, you can also join the QQ group: 557692142.

Reporting Issues

Cloudopt Next uses GitHub’s integrated issue tracking system to record bugs and feature requests. If you want to raise an issue, please follow the recommendations below:

  • Before you log a bug, please search the issue tracker to see if someone has already reported the problem.
  • Please provide as much information as possible with the issue report, we like to know the version of Cloudopt Next that you are using, as well as your Operating System and JVM version.


Cloudopt Next is Open Source software released under the Apache 2.0 license.



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