Python Active-subspaces Utility Library. - Paul G. Constantine; Ryan Howard; Andrew G. Salinger; Zachary Grey; Paul Diaz; Leslie Fletcher (J. Open Source Softw., 2016)

SMI: Stack Management Interface. - Maria Spichkova; Jesse Bartlett; Ryan Howard; Adrian Seddon; Xing Zhao; Yuanqing Jiang (ICECCS, 2018)