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NumPy

NumPy is the open source array computing library for Python, developed publicly by the NumPy Developers community. It is distributed free of charge under the BSD 3-Clause licence.

Licensing at a Glance

  • Open source

  1. NumPy is distributed under a liberal BSD license and is developed and maintained publicly on GitHub.[1]

  2. The NumPy licence permits redistribution and use in source and binary forms, with or without modification, provided the copyright notice, conditions and disclaimer are retained.[2]

  3. The licence prohibits using the names of the NumPy Developers or contributors to endorse or promote derived products without prior written permission.[3]

  4. NumPy is provided as is, without express or implied warranties of merchantability or fitness for a particular purpose.[4]

Products

References

  1. NumPy · numpy.org · retrieved 2026-09-27
  2. NumPy license — NumPy v2.5 Manual · numpy.org · retrieved 2026-09-27
  3. NumPy license — NumPy v2.5 Manual · numpy.org · retrieved 2026-09-27
  4. NumPy license — NumPy v2.5 Manual · numpy.org · retrieved 2026-09-27
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