These packages currently available under Scientific Linux 7 (usless noted to work in SL6) . They are accessible from Windows and macOS via X2Go. No WBS required.
Please note, to request packages be installed locally on CLASSE managed Windows 10 and macOS systems, please submit a request to service-classe@cornell.edu with the appropriate WBS, as local installs would require scheduled labor, if they not available in AppsAnywhere.