Constraints Python Packages

pulp

A python Linear Programming API

pyshacl

A Python validator for SHACL

protoc-gen-validate

Protocol Buffer Validation - replaced by https://github.com/bufbuild/protovalidate

pyvsc

Python packages providing a library for Verification Stimulus and Coverage

django-db-constraints

Add database table-level constraints to your Django model's Meta

nucs

NuCS is a Python constraint programming library for solving Constraint Satisfaction and Optimization Problems over finite domains

constrainedlr

Drop-in replacement of sklearn's Linear Regression with coefficients constraints

isla-solver

The ISLa (Input Specification Language) language & solver.

cv2-tools

v2.4.0 - Library to help the drawing process with OpenCV. Thought to add labels to the images. Classification of images and much more.

flask-validator

Validator for SQLAlchemy Models

pycsp3

Modeling Constrained Combinatorial Problems in Python

five-mcp

160,000 deductively-derived JSON constraints that enforce LLM character consistency — eliminates persona drift across interactions.

skaal

Infrastructure as Constraints — write it once, scale it with a word.

solve-dae

Python implementation of solvers for differential algebraic equation's (DAE's) that should be added to scipy one day.

scipy-dae

Python implementation of solvers for differential algebraic equation's (DAE's) that should be added to scipy one day.

draco

🐉 Modular version of Draco visualization recommendation engine

compas-fd

Constrained form finding using the Force Density Method.

optyx

Intuitive symbolic interface for constrained optimization problems. Write natural Python, get automatic gradients and solvers.

bauhaus

Build logical theories for SAT solvers on the fly

cognitivefactory-interactive-clustering

Python package used to apply NLP interactive clustering methods.

opencv-draw-tools-fernaperg

Library to help the drawing process with OpenCV. Thought to add labels to the images. Classification of images, etc.

cpu-count

Calculate the number of CPUs available taking into account system constraints

django-check-constraint

Extends django check constraint to support annotations.

compas-shapeop

ShapeOp wrapper for COMPAS.