Apache Airavata
Airavata PGA Gateway: https://testdrive.airavata.org/pga/public/home
Gateway User Manual: PHP Reference Gateway for Airavata - End-User Guide
Gateway Admin Manual: PHP Reference Gateway for Airavata - Gateway Admin Guide
Application Input Files: XSEDE15 Gateway Tutorial Application Input Files and Parameters
Official Airavata Website: http://airavata.apache.org