Awesome Vert.x is a list of awesome frameworks, libraries or other components for use with or that use Vert.x version 3.

If you want your component to appear here send a pull request to this repository to add it.

Please note that we can't vouch for the stability or production-worthiness of everything on this list unless it has the icon next to it. This icon means the component is part of the official Vert.x stack.

For Vert.x version 2 check this page.

• Books
• Build tools
• Web Frameworks
• Authentication Authorisation
• Database Clients
• Integration
• Middleware
• Language Support
• Reactive
• Sync Thread Non Block
• Vert.x Event Bus Clients
• Cluster Managers
• Cloud Support
• Docker
• Microservices
• Search Engines
• Service Factory
• Config
• Dependency Injection
• Testing
• Development Tools
• Miscellaneous
• Distribution
• Examples
• Deployment
• Utilities
• Front-End

• A gentle guide to asynchronous programming with Eclipse Vert.x for Java developers by Julien Ponge, Thomas Segismont and Julien Viet
• Building Reactive Microservices in Java by Clément Escoffier
• Vert.x in Action by Julien Ponge

• Vert.x Maven plugin
• Vert.x Gradle plugin

• Vert.x Web - Full featured web toolkit for Vert.x.
• Vert.x Jersey - Create JAX-RS Jersey resources in Vert.x.
• Kovert - Invisible REST framework for Kotlin + Vert.x Web.
• Handlers - Open web framework for Vert.x.
• QBit - REST and WebSocket method call marshaling and reactive library.
• vertx-rest-storage - Persistence for REST resources in the filesystem or a redis database.
• Jubilee - A rack compatible Ruby HTTP server built on Vert.x 3.
• Knot.x - Efficient & high-performance integration platform for modern websites built on Vert.x 3.
• Vert.x Jspare - Improving your Vert.x 3 experience with Jspare Framework.
• Irked - Annotations-based configuration for Vert.x 3 Web and controller framework.
• REST.VertX - Lightweight JAX-RS (RestEasy) like annotation processor for Vert.x verticals.
• Atmosphere Vert.x - Realtime Client Server Framework for the JVM, supporting WebSockets and Server Sent Events with Cross-Browser Fallbacks.
• Vert.x Vaadin - Run Vaadin applications on Vert.x.

• Vert.x Auth JDBC - Vert.x authentication/authorisation JDBC based.

• Vert.x Auth JWT - Vert.x Authorisation based on JSON Web Tokens.

• Vert.x Auth Shiro - Vert.x AuthN/AuthZ based on Apache Shiro.

• Vert.x Auth htdigest - Vert.x Authorisation/Authentication based on Apache htdigest.

• Vert.x Auth Mongo - Vert.x Authorisation/Authentication based on MongoDB.

• Vert.x Auth OAuth2 - Vert.x Authorisation/Authentication based on OAuth 2.

• Vert.x Auth htpasswd - Vert.x Authorisation/Authentication based on htpasswd.

• Vert.x-Pac4j - Vert.x authentication/authorisation implemented using pac4j.

Clients for connecting to databases

• Relational Databases

  • JDBC - Asynchronous interface around a JDBC datasource.
  • MySQL / PostgreSQL - Asynchronous Client for MySQL/PostgreSQL.
  • PostgreSQL - Reactive PostgreSQL Client.
  • database - Client for Oracle, PostgreSQL, SQL Server, HyperSQL, etc. designed for security, correctness, and ease of use.
  • jOOQ - Doing typesafe, asynchronous SQL and generate code using jOOQ.

• NoSQL Databases

  • MongoDB - An asynchronous client for interacting with a MongoDB database.
  • Redis - Asynchronous API to interact with Redis.
  • Cassandra - A Vert.x client allowing applications to interact with a Cassandra service.
  • Cassandra - Asynchronous API to interact with Cassandra and Cassandra Mapping.
  • OrientDB - Non-blocking OrientDB server integration.
  • Bitsy - Non-blocking Bitsy Graph server integration.
  • MarkLogic - Asynchronous client for Marklogic Database Server.
  • SirixDB - Non-blocking SirixDB HTTP-server.

• vertx-pojo-mapper - Non-blocking POJO mapping for MySQL and MongoDB.

• vertx-mysql-binlog-client - A Vert.x client for tapping into MySQL replication stream.

• vertx-mongo-streams - Helpers to pump Vert.x streams to/from MongoDB GridFS using the MongoDB async driver.

• Server-Sent Events

  • jEaSSE - Java Easy SSE. A simple, lightweight implementation of SSE.
  • vertx-sse - Vert.x SSE implementation + event-bus SSE bridge.

• Mail

  • SMTP - Async SMTP client.
  • vertx-smtp-server - SMTP server bridging to EventBus.

• REST

  • Vert.x REST Client - A REST client for Vert.x with support for RxJava and request caching.
  • Retrofit adapter for Vert.x - A highly scalable adapter for Retrofit with Vert.x.

• Messaging

  • AMQP 1.0 - Interact with AMQP 1.0 servers using the Vert.x Producer and Consumer APIs.
  • MQTT - Provides two different components : an MQTT server for handling all the MQTT communication and messages exchanges with clients and an MQTT client for sending and receiving messages against an MQTT broker.
  • RabbitMQ - A RabbitMQ client (AMQP 0.9.1).
  • Kafka Client - A Kafka client.
  • kafka - Kafka client for consuming and producing messages.
  • Kafka Service - Kafka producer and consumer with retry logic.
  • SaltStack - A bi-directional bridge between the SaltStack event system and the Vert.x event bus.
  • STOMP - A Kafka client and server.
  • ZeroMQ - ZeroMQ Event Bus bridge.
  • MQTT Broker - MQTT Broker (MQTT ver. 3.1.1 and 3.1 compliant).
  • Azure ServiceBus - Azure ServiceBus producer and consumer (fully async, doesn't use Microsoft Azure SDK).
  • AMQP 1.0 - Kafka bridge - Bridge for sending/receiving messages to/from Apache Kafka using the AMQP 1.0 protocol.
  • Vert.x Kafka Client - Apache Kafka client for reading and sending messages from/to an Apache Kafka cluster.

• JavaEE

  • JCA adaptor - Java Connector Architecture Adaptor for the Vert.x event bus.
  • Weld - Brings the CDI programming model into the Vert.x ecosystem (register CDI observer methods as Vert.x message consumers, CDI-powered Verticles, define routes in a declarative way, etc.).

• Meteor

  • Meteor - Meteor integration support through Vert.x event bus.

• Metrics

  • Hawkular metrics - Hawkular implementation of the Vert.x Metrics SPI.
  • DropWizard metrics - Metrics implementation using DropWizard metrics.
  • Micrometer metrics - Metrics implementation using Micrometer metrics.
  • OpenTsDb Metrics - OpenTsDb metrics client for Vert.x.
  • Bosun Monitoring - Bosun client library for Vert.x.

• Netflix - Hystrix

  • Hystrix Metrics Stream - Emits metrics for Hystrix Dashboard from a Vert.x application with Hystrix.

• Dart

  • Vert.x Dart SockJS - Dart integration for Vert.x SockJS bridge and plain SockJS with use of dart:js.

• Push Notifications

  • Onesignal - Send push notifications to (mobile/web) apps from your Vert.x application with OneSignal.

• CNCF CloudEvents

  • CloudEvents.io Java SDK - Send and receive CloudEvents using the Vert.x HTTP Transport for CloudEvents.

• Apache Camel - Apache Camel component for bridging Camel with the Vert.x event bus.
• Gateleen - Middleware library based on Vert.x to build advanced JSON/REST communication servers.
• Gravitee.io - An OSS API Platform including an API Gateway and an OAuth2 / OIDC authorization server based on Vert.x Core / Vert.x Web and other modules.

Programming language support for Vert.x

• Ceylon - Ceylon support.
• Groovy - Groovy support.
• Java - Vert.x main repository (including the Java API).
• JavaScript - JavaScript support.
• Python - Python support.
• Ruby - Ruby support.
• Scala - - Scala support.
• Kotlin - - Kotlin support.
• TypeScript - TypeScript support.
• EcmaScript - EcmaScript >=6 (JavaScript) support.

Language extensions

• Grooveex - Syntactic sugar + utilities (DSL builders, etc.) on top of vertx-lang-groovy.

• Reactive Streams - Vert.x Reactive Streams.
• Vert.x Rx - Vert.x Reactive Extensions.
• Vert.x Sync - Vert.x fiber support.
• Kotlin coroutines - Vert.x support for kotlin coroutines.
• vertx-util - Light weight promises & latches for Vert.x.
• QBit - Async typed actor-like lib that runs easily in Vert.x Async Callbacks. Callback management.
• VxRifa - Utility library for Vert.X that allows using strong-typed interfaces in communication through EventBus.

• Sync - Synchronous but non-OS-thread-blocking verticles.

Clients to connect applications to the Vert.x event bus

• JavaScript - JavaScript event bus client.
• C++11 - C++11 event bus client.
• Java - Java implementation of vertxbus.js.
• Java - Java and Android Event Bus Client.
• Java - Simple Java Event Bus Client using plain TCP socket I/O.
• CLI - Command-line binary client for Vert.x event bus - pipe in JSON, emit JSON.
• Swift - Event bus client for Apple's Swift using the TCP-based protocol.
• Python - Event bus client for Python using the TCP-based protocol.
• C# - Event bus client for C# using the TCP-based protocol.
• C - Event bus client for C99 using the TCP-based protocol.
• Go- Event bus client for Go-lang using the TCP-based protocol.
• Smalltalk- Event bus client for Pharo Smalltalk using the TCP-based protocol.
• Java - Event bus support in JavaScript through Java code.

Implementations of the Vert.x cluster manager SPI

• Hazelcast Cluster Manager - Hazelcast cluster manager.
• Ignite Cluster Manager - Ignite cluster manager.
• JGroups Cluster Manager - JGroups cluster manager.
• Zookeeper Cluster Manager - Zookeeper cluster manager.
• Atomix Cluster Manager - An Atomix based cluster manager implementation for Vert.x 3.
• Infinispan Cluster Manager - Infinispan cluster manager.
• Consul Cluster Manager - Consul cluster manager.

• OpenShift DIY cartridge - OpenShift DIY Cartridge using Vert.x.
• OpenShift Vert.x cartridge - OpenShift Vert.x Cartridge using Vert.x.
• S3 - A fully functional Vert.x client for S3.

• Docker images - Docker images for Vert.x.

• Service Discovery - Vert.x Service Discovery.
• Circuit Breaker - Vert.x Circuit Breaker.
• Service Discovery - Consul - Consul extension to Vert.x Service Discovery.
• Service Discovery - Docker links - Docker extension to Vert.x Service Discovery.
• Service Discovery - Kubernetes - Kubernetes extension to Vert.x Service Discovery.
• Service Discovery - Redis backend - Redis storage backend for Vert.x Service Discovery.
• Vert.x GraphQL Service Discovery - GraphQL service discovery and querying for your Vert.x microservices.
• HTTP Request Multiplexer - Kalfor - Combine multiple HTTP GET requests into a single POST. A dead simple alternative to Facebook's GraphQL and Netflix's Falcor.
• Resilience4j - Resilience4j is a fault tolerance library designed for Java8 and functional programming. Resilience4j provides modules for Circuit Breaking, Rate Limiting, Bulkheading, Automatic retrying, Response caching and Metric measuring.

• Vert.x Elasticsearch Service - Vert.x 3 Elasticsearch service with event bus proxying.
• Vert.x Elasticsearch Service (redesign) - Vert.x 3 Elasticsearch service with event bus proxying. Redesign of the Vert.x Elasticsearch Service. Heavy usage of DTOs over eventbus and no more JsonObjects. Added support for ES plugins.
• Vert.x Solr Service - Vert.x 3 Solr service with event bus proxying.

• Service Factory - Vert.x Service Factory.
• Maven Service Factory - Maven Vert.x Service Factory.
• HTTP Service Factory - Vert.x HTTP Service Factory.
• Node.js Service Factory - Vert.x Node.js Service Factory.
• Eclipse SISU Service Factories - Vert.x integration with Eclipse SISU DI container offering alternatives for vertx-service-factory and vertx-maven-service-factory.

• Vert.x Config AWS SSM Store - A config store implementation for retrieving configuration values from the AWS EC2 SSM Parameter Store.
• Vert.x Boot - Deploying verticles from a HOCON configuration.

• Vert.x Guice - Vert.x verticle factory for Guice dependency injection.
• Vert.x HK2 - Vert.x verticle factory for HK2 dependency injection.
• Spring Vert.x Extension - Vert.x verticle factory for Spring DI injection.
• Vert.x Beans - Inject Vert.x objects as beans into your Spring application.
• QBit - QBit works with Spring DI and Spring Boot (and of course Vert.x). Allows you to use QBit, Vert.x, Spring DI and Spring Boot in the same application.
• Vert.x Eclipse SISU - Vert.x integration with Eclipse SISU DI container.
• Vert.x Spring Verticle Factory - A Vert.x Verticle Factory that makes use of Spring to obtain and configure Verticles.

• Vert.x Unit - Async polyglot unit testing for Vert.x.

• Vert.x shell - Allows for interaction with Vert.x from the command line.
• Vert.x health check - Allows for remote health checking in Vert.x projects.
• Vert.x Hot - A Maven plugin for the hot-deploy of Maven Vert.x projects.
• slush-vertx - A template driven Vert.x project generator for different languages and build tools.
• Vert.x for Visual Studio Code - A Visual Studio Code (polyglot) plugin for Vert.x. Also available from the Marketplace.
• Vert.x Starter - A browser-based project starter and project templates for Vert.x applications.
• Vert.x LiveReload - A simple livereload server for Vert.x applications.

• Vert.x Child Process - Spawn child process from Vert.x.
• vertx-redisques - A highly scalable redis-persistent queuing system for Vert.x.
• Simple File Server - An OpenStack Swift compatible distributed object storage server that can serve and securely store billions of large and small files using minimal resources implemented using Vert.x.
• Vert.x Boot - Deploying verticles from a HOCON configuration.
• GDH - Generalized Diffie-Hellman key exchange Java library built on top of Vert.x.

• Vert.x Stack - Vert.x + the endorsed modules.

• Vert.x blueprint - Microservice application - The official Vert.x blueprint showing how to build a complex microservice application.
• Vert.x blueprint - Job Queue - The official Vert.x blueprint showing how to build a distributed job processing application.
• Vert.x blueprint - TODO backend - The official Vert.x blueprint showing how to build a backend for a TODO application.
• Vert.x examples - The official Vert.x examples including web examples, how to use the official database clients, etc.
• Vert.x feeds - Example of an RSS aggregator built using Vert.x, Gradle, MongoDB, Redis, Handlebars templates, AngularJS, the event bus and SockJS.
• Vert.x Markdown service - Example on how to use service-proxy with Gradle.
• Example using event bus and service proxies to connect vertx and node - Step by step example with wiki description showing how to connect Vert.x and Node using event bus and service proxies.
• Vert.x Todo-Backend implementation - Pure Java 8 implementation of the Todo MVC backend. Uses a Vert.x LocalMap for storage.
• Kotlin Todo-Backend implementation - Kotlin implementation of the Todo MVC backend.
• Scala Todo-Backend implementation - Scala implementation of the Todo MVC backend.
• Grooveex Todo-Backend implementation - Todo MVC backend implementation with Vert.x + Groovy + some syntactic sugar + DSL routing facilities.
• Vert.x Gradle Starter - Java 8 starter application with example of using Vert.x with Gradle build system, profiles configuration and SLF4J.
• Vert.x Gentics Mesh Example - Example on how to build a template-based web server with Gentics Mesh and handlebars.
• HTTP/2 showcase - A simple demo, showing how HTTP/2 can drastically improve user experience when a huge latency is involved.
• Vert.x Music Store - An example application on how to build Vert.x applications with RxJava.
• Crabzilla - Yet another Event Sourcing experiment. A project exploring Vert.x to develop Event Sourcing / CQRS applications.
• Vert.x PostgreSQL Starter - A starter to build a monolithic CRUD RESTful Web Service with Vert.x stack and PostgreSQL.
• Cloud Foundry - An example Vert.x for deploying to a Cloud Foundry service provider.
• Knative - An example application on how to use Reactive Extensions Vert.x with Knative.

• Vert.x Deploy Application - (Seamless) deploy to AWS based Vert.x application clusters.

• Chime - Time scheduler working on Vert.x event bus allowing for scheduling with cron-style and interval timers.
• Vert.x Cron - Schedule events with cron specifications. Has event bus and Observable versions.
• Vert.x POJO config - Allows for mapping between standard JSON configuration and a (type-safe) configuration Java bean. Also allows the configuration bean to be validated through JSR 303.
• Vert.x Async - Portage of caolan/async nodejs module to Vert.x framework that provides helpers methods for common async patterns.
• Vert.x JOLT - JSON to JSON transformation tool based on the original bazaarvoice JOLT project. Helpful to transform different json structure into an expected json format.
• Vert.x Dependent Verticle Deployer - A Vert.x Verticle intended to deploy verticles and their dependent verticles.
• Vert.x Dataloader - Java port of Facebook Dataloader for Vert.x. Efficient batching and caching for your data layer.
• Vert.x Util - A collection of Vert.x utility methods.
• Vert.x Web Accesslog - Just a simple handler to be used in Vert.x Web to generate access logs.
• Vert.x GraphQL Utils - A route handler and Vert.x compatible interfaces to handle GraphQL queries in Vert.x and Vert.x Web.
• Nannoq-Tools - Nannoq-Tools is a toolkit for constructing robust, scalable and distributed applications leveraging Vert.x including modules for authentication, cluster management, Firebase Cloud Messaging, DynamoDB, fully generic queries, REST, and more.

• User Group - Discuss all user issues related to using Vert.x.
• Developer Group - A group for Vert.x core developers and contributors.
• Gitter chat general chat for Vert.x releated chat.
• Issues - Vert.x core issue tracker.
• Wiki - Contains useful information about Vert.x.
• Learning Materials - A list of articles and presentations on Vert.x.
• Blog - The official Vert.x blog containing many tutorials and other information.
• 2017 Events - A list of 2017 Vert.x talks and presentations.

• Amsterdam/The Netherlands
• Paris

• VertxUI - A pure Java front-end toolkit with descriptive fluent views-on-models, POJO traffic, JUnit testing on the virtual DOM or mixed-language on a real DOM, and more.

Contributions welcome! Read the contribution guidelines first.