Mule Runtime

java-runtime server-app

MuleSoft Runtime engine (Mule) is a lightweight integration engine that runs Mule applications and supports domains and policies. Mule applications, domains, and policies share an XML DSL (domain-specific language).

Release Released Standard Support Extended Support Latest
4.5 4 months and 4 weeks ago
(03 Oct 2023)
Ended 3 weeks and 5 days ago
(03 Feb 2024)
Ends in 3 months
(03 Jun 2024)
4.5.2
(15 Nov 2023)
4.4 2 years and 5 months ago
(07 Sep 2021)
Ended 3 weeks ago
(07 Feb 2024)
Ends in 11 months
(07 Feb 2025)
4.4.0-20231110
(10 Nov 2023)
4.3 3 years and 10 months ago
(30 Apr 2020)
Ended 11 months ago
(07 Mar 2023)
Ends in 1 year
(07 Mar 2025)
4.3.0-20231026
(26 Oct 2023)
4.2 4 years and 10 months ago
(02 May 2019)
Ended 2 years and 10 months ago
(02 May 2021)
Ended 10 months ago
(02 May 2023)
4.2.2-20221027
(27 Oct 2022)
4.1 5 years and 11 months ago
(20 Mar 2018)
Ended 3 years ago
(02 Nov 2020)
Ended 1 year and 3 months ago
(02 Nov 2022)
4.1.6-20210419
(19 Apr 2021)
3.9 (LTS) 6 years ago
(09 Oct 2017)
Ended 2 years and 11 months ago
(20 Mar 2021)
Ends in 2 weeks and 6 days
(20 Mar 2024)
3.9.5-20230823
(23 Aug 2023)
3.8 (LTS) 7 years and 9 months ago
(16 May 2016)
Ended 5 years ago
(16 Nov 2018)
Ended 2 years and 3 months ago
(16 Nov 2021)
3.8.7
(28 May 2018)

Each release gets:

  • Standard Support for 12 months after a new Minor version is released. The latest minor release from the previous major version will continue to get standard support for at least 3 years from the release date of the new Major Version.
  • Extended Support for an additional 12 months (2-3 years for older releases) after Standard Support ends.
  • Extended Support versions are only available on CloudHub for applications already deployed on it.

Product Lifecycle

Standard Support: Technical support on the use of the software, assistance with application configuration, and guidelines on performance tuning. Compatibility Support, and patches for Security Vulnerabilities are provided.

Extended Support: Technical support on and around the software for production environments, including troubleshooting, diagnosis and resolution of issues which do not require source code patches. Patches for Critical Security Vulnerabilities.

End-of-Life: End-of-Life versions are not available or supported on CloudHub/Anypoint Studio.

More information is available on the Mule Runtime website.

You should be running one of the supported release numbers listed above in the rightmost column.


You can submit an improvement to this page on GitHub :octocat: . This page has a corresponding Talk Page.

A JSON version of this page is available at /api/mulesoft-runtime.json. See the API Documentation for more information. You can subscribe to the iCalendar feed at /calendar/mulesoft-runtime.ics.