constraint-programming topic
gecode
Generic Constraint Development Environment
scip
SCIP - Solving Constraint Integer Programs
biteopt
Derivative-Free Global Optimization Method (C++, Python binding)
SeaPearl.jl
Julia hybrid constraint programming solver enhanced by a reinforcement learning driven search.
kiwi
Fast TypeScript implementation of the Cassowary constraint solving algorithm (soon for AssemblyScript / WebAssembly).
conjure
Conjure: The Automated Constraint Modelling Tool
pymzn
A Python wrapper for the MiniZinc tool pipeline.
minizinc-python
Access to all MiniZinc functionality directly from Python
android-percent-layout-sample
Note: Its build using ConstraintLayout. The sample is an alternative for nested layouts. Build to remove nested structure and create a flat xml layout, which eventually improves performance