.. _related_projects:

Related Projects
================

CVXPY is part of a larger ecosystem of optimization software.
We list here the optimization packages most relevant to CVXPY users.

Modeling frameworks
-------------------

- `DCCP <https://github.com/cvxgrp/dccp>`_ is a CVXPY extension for modeling and solving difference of convex problems.

- `NCVX <https://github.com/cvxgrp/ncvx>`_ is a CVXPY extension for modeling and solving problems with convex objectives and decision variables from a nonconvex set.

- `cvxstoc <http://alnurali.github.io/cvxstoc/>`_ is a CVXPY extension that makes it easy to code and solve stochastic optimization problems, i.e., convex optimization problems that involve random variables.

- `SnapVX <http://snap.stanford.edu/snapvx/>`_ is a Python-based convex optimization solver for problems defined on graphs.

- `CVX <http://cvxr.com/cvx/>`_ is a MATLAB-embedded modeling language for convex optimization problems. CVXPY is based on CVX.

- `Convex.jl <http://convexjl.readthedocs.org/en/latest/>`_ is a Julia-embedded modeling language for convex optimization problems. Convex.jl is based on CVXPY and CVX.

- `CVXcanon <https://github.com/cvxgrp/CVXcanon>`_ is a C++ package that factors out the common operations that modeling languages like CVXPY, CVX, and Convex.jl perform.

- `GPkit <https://gpkit.readthedocs.org/en/latest/>`_ is a Python package for defining and manipulating geometric programming (GP) models.

- `PICOS <http://picos.zib.de/>`_ is a user-friendly python interface to many linear and conic optimization solvers.

Solvers
-------

- `ECOS <https://www.embotech.com/ECOS>`_ is an open-source C library for solving convex second-order and exponential cone programs.

- `CVXOPT <http://cvxopt.org/>`_ is an open-source Python package for convex optimization.

- `SCS <https://github.com/cvxgrp/scs>`_ is an open-source C library for solving large-scale convex cone problems.

- `Elemental <http://libelemental.org/>`_ is an open-source C++ library for distributed-memory dense and sparse-direct linear algebra and optimization.

- `GLPK <https://www.gnu.org/software/glpk/>`_ is an open-source C library for solving linear programs and mixed integer linear programs.

- `GUROBI <http://www.gurobi.com/>`_ is a commercial solver for mixed integer second-order cone programs.

- `MOSEK <https://www.mosek.com/>`_ is a commercial solver for mixed integer second-order cone programs and semidefinite programs.