Mule 4 for Mule 3 Users
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Standard Support for Mule 4.1 ended on November 2, 2020, and this version of Mule reached its End of Life on November 2, 2022, when Extended Support ended. Deployments of new applications to CloudHub that use this version of Mule are no longer allowed. Only in-place updates to applications are permitted. MuleSoft recommends that you upgrade to the latest version of Mule 4 that is in Standard Support so that your applications run with the latest fixes and security enhancements. |
Mule 4 improvements make it easier to learn, develop, and manage than Mule 3. Benefits include:
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Easier and faster app development
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Seamless access and data mapping
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Simplified connectivity
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Auto-tuned and highly performant runtime
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Seamless upgrades of Mule runtime engine and connector versions
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Up to 50% fewer steps and concepts to learn than Mule 3
If you are currently running Mule 3 applications, read this documentation to get an overview of the Mule 4 capabilities and to learn the differences between Mule 3 and Mule 4, to know when to migrate to Mule 4, and to understand what is required to migrate apps to Mule 4.
To understand the options for migrating your apps from Mule 3 to Mule 4, review Migration to Mule 4.