OurGrid 4.3.1 has just been released. Apart from several bug fixes and general enhancements, this version comes with a better support for VirtualBox 4.1.18. The OurGrid team has also included R, numpy and scipy as new applications in the standard VirtualBox image. The REST API has also evolved. Some bugs regarding the job submission were solved and authorization and file handling capabilities have been added. You can check out what's new and download the OurGrid 4.3.1 components at the release hostsite.