Nonlinear Optimization Python Packages

pyscipopt

Python interface for the SCIP Optimization Suite

amplpy

Python API for AMPL

optiprofiler

Benchmarking optimization solvers.

py-bobyqa

Python-based Derivative-Free Optimization with Bound Constraints

ampltools

Python API for AMPL

dfo-ls

Python-based Derivative-Free Optimizer for Least-Squares

unopy

With Uno, finally take full control of your SQP/barrier solver for nonlinearly constrained optimization

pounce-solver

Pure-Rust port of Ipopt (NLP/IPM solver)

omlt

Represent trained machine learning models as Pyomo optimization formulations

pyslsqp

A transparent Python interface to the SLSQP optimization algorithm, with advanced features and visualization capabilities.

galahad-optrove

A library of modern Fortran modules for nonlinear optimization

pdfo

Powell's Derivative-Free Optimization solvers.

csnlp

Nonlinear Progamming with CasADi

pyomo-pounce

Pure-Rust port of Ipopt (NLP/IPM solver)

skscope

skscope: Sparse-Constrained OPtimization via itErative-solvers

dfogn

DFO-GN: Derivative-Free Optimization using Gauss-Newton

asset-asrl

High-speed, extensible, object-oriented trajectory design and optimization

opengen

Nonconvex embedded optimization: code generation for fast real-time optimization + ROS support

mrtool

Featured Nonlinear Mixed effects Models

pyrddlgym-jax

JAX compilation of RDDL description files, and a differentiable planner in JAX.

prtools

Utility functions for image-based phase retrieval

trustregion

Python trust-region subproblem solvers for nonlinear optimization

neuromancer

Pytorch-based framework for solving parametric constrained optimization problems, physics-informed system identification, and parametric model predictive control.

qmm

Python Quadratic Majorization-Minimization (MM) optimization algorithms of half-quadratic criteria. Inverses problems, image restoration, denoising, ...