SageMath is a free open-source mathematics software system. It builds on top of many existing open-source packages. On conda-forge it is split into several related packages: * sagelib — the Python package sage with minimal dependencies to be able to import sage.all * sage — the standard distribution of SageMath, i.e., sagelib with all standard dependencies * sagemath-* — optional parts of SageMath that are not automatically installed by sage