XML/Java is very much it's ancestry. Back in the day, it competed eye-to-eye with ServiceMix and Camel. Both of those have remained firm Apache products. Mule E

XML/Java is very much it's ancestry. Back in the day, it competed eye-to-eye with ServiceMix and Camel. Both of those have remained firm Apache products. Mule ESB was heavily commercialised, for better or worse.