Eclipse Vert.x 4.2.0.Beta1 released!

We are ex­tremely pleased to an­nounce the first beta of Vert.x 4.2.

Reactive Oracle Client

The Re­ac­tive Or­a­cle Client joins the data­base clients fam­ily!

This client is in tech pre­view and we are eager to hear any feed­back you may have.

MQTT Server V5 supports

The MQTT Server has been up­graded to sup­port the ver­sion 5 of the pro­to­col par­tially (the auth mes­sage re­mains to be im­ple­mented)


This is the first beta re­lease of Vert.x 4.2. You can of course ex­pect more as we get feed­back from the com­mu­nity and fix is­sues that we failed to catch be­fore.

Dep­re­ca­tions and break­ing changes can be found on the wiki.

For this re­lease, there are no Docker im­ages.

The re­lease ar­ti­facts have been de­ployed to Maven Cen­tral and you can get the dis­tri­b­u­tion on Maven Cen­tral.

You can boot­strap a Vert.x 4.2.0.Beta1 project using

The doc­u­men­ta­tion has been de­ployed on the web-​site:

That’s it! Happy cod­ing and see you soon on our user or dev chan­nels.

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