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OpenPrinting

OpenPrinting is a free software organisation under The Linux Foundation that develops printing infrastructure for Linux and UNIX-style systems, including OpenPrinting CUPS and cups-filters. CUPS is licensed under the Apache License 2.0 with an exception for linking with GPL2-only software.

Licensing at a Glance

  • Open source

  1. OpenPrinting is a free software organisation under The Linux Foundation that develops printing architectures, infrastructure and interface standards for Linux and UNIX-style operating systems.[1]

  2. CUPS is licensed under the Apache License Version 2.0 with an exception to allow linking against GNU GPL2-only software.[2]

  3. OpenPrinting CUPS is a fork of Apple CUPS started in September 2020; Apple CUPS is the version shipped with macOS and iOS, while OpenPrinting CUPS is developed for all operating systems.[3]

  4. The CUPS NOTICE file lists copyright notices and exceptions to the Apache 2.0 licence agreement.[4]

  5. cups-filters uses the same licence as CUPS for maximum compatibility.[5]

Products

References

  1. OpenPrinting - OpenPrinting · openprinting.github.io · retrieved 2026-09-27
  2. OpenPrinting CUPS · openprinting.github.io · retrieved 2026-09-27
  3. OpenPrinting CUPS · openprinting.github.io · retrieved 2026-09-27
  4. GitHub - OpenPrinting/cups: OpenPrinting CUPS Sources · github.com · retrieved 2026-09-27
  5. GitHub - OpenPrinting/cups-filters · github.com · retrieved 2026-09-27
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