LocalSolver logo
is now
Hexaly logo

We're excited to share that we are moving forward. We're leaving behind the LocalSolver brand and transitioning to our new identity: Hexaly. This represents a leap forward in our mission to enable every organization to make better decisions faster when faced with operational and strategic challenges.

LocalSolver 7.0

Release notes

  • New set-based modeling features (see the advanced features on ranges).

  • Performance improvements for routing and scheduling problems.

  • Reinforcement of mixed-integer linear programming (LP & MIP) for combinatorial optimization.

  • Reinforcement of nonlinear programming techniques (NLP) for numerical and black-box optimization.

API Changes


  • Added the .. operator to create ranges. See the documentation on ranges in the advanced features.


  • Added support for Python 3.5

  • Added the method LSModel.range() to create ranges.




  • Added the method LSModel.range() to create ranges.