LAMMPS
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LAMMPS News

  • New stable release update: 22 July 2026 - Update 5
  • New LAMMPS website
  • New 'LAMMPS Test Status' dashboard website
  • New feature release: 4 July 2026
  • New ILVES constraint solver for `connected` constrained bonds
  • Support for superellipsoid granular particles
  • LAMMPS tutorials collection paper published
  • Ninth LAMMPS Workshop and Symposium — Albuquerque, NM (Aug 12–14, 2025)
  • New stable release: 22 July 2025
  • New stable release: 29 August 2024
  • Support for general triclinic box geometries
  • New stable release: 2 August 2023
  • New fix mdi/qm and mdi/qmmm for coupling to quantum codes
  • New distributed 3d/2d grid classes for hybrid particle/grid models
  • New stable release: 23 June 2022
  • New LAMMPS overview paper — please cite it in your publications
  • New stable release: 29 September 2021

New stable release update: 22 July 2026 - Update 5

The LAMMPS 22Jul2025 stable release version update 5 is now available for download on GitHub and and in the LAMMPS webserver download area.

LAMMPS is distributed under the GPLv2. Funding is acknowledged here.
Website last updated on: Sat Aug 8 01:30:00 EDT 2026 — git hash: 84ebe85f1efe591a5aebc5769ffd1d9b4b70e01d