NetBeans

Many ideas contributed to the success of Open Source and free software. Where does it go from here? There are several other technologies and trends that will truly revolutionize this space in the future. Here are a few ideas that we feel will really pick up in the near future.
Developer IDEs will become more professional 

Sun Microsystems, Inc. and the Project Open Enterprise Service Bus (Open ESB) community announced the next preview release of Open ESB, the standards-based next generation integration platform. Open ESB is open sourced enterprise service bus (ESB) implementation developed under open community process.

Open ESB includes a standards-compliant Java Business Integration (JBI) runtime and a variety of components and technologies designed to increase business agility and reduce overall integration costs. Furthermore, many of the features developed in Project Open ESB will be made available in future versions of Sun's Java Composite Application Platform Suite (Java CAPS).