SciMLSensitivity.jl is a component package in the SciML Scientific Machine Learning ecosystem. It holds the sensitivity analysis utilities. Users interested in using this functionality should check out DifferentialEquations.jl.
For information on using the package, see the SciMLSensitivity section of the SciML docs. For information on specific previous versions of this package, see the see the stable SciMLSensitivity-only documentation.