WSO2 says they have taken a fresh look at old-style,
centralized ESB architectures, and designed their unique WSO2 Enterprise Service Bus
from the ground up as the highest performance, lowest footprint, and most
interoperable service oriented architecture (SOA) and integration middleware
today. Additionally, the vendor says that by relying on their carbon technology
the ESB is able to deliver a smooth start-to-finish project experience.
I have recently been using Mule ESB. I also found their product to be solid. I like how you can develop message mediation rules in Mule Eclipse IDE. They have a lot of features to build services with less custom development.
WSO2 ESB's biggest advantage over them is that it is an open source project. It has no heavy licensing fees and expensive contract fees. WSO2 provides the same level of scalability and stability. WSO2 ESB is very light weight and developer friendly. The WSO2 ESB run time …