1Contributing to CUPS 2==================== 3 4CUPS is developed by Apple Inc. and distributed as open source software under 5the Apache License, Version 2.0 with exceptions to allow linking to GPL2/LGPL2 6code. Significant contributions to CUPS must be licensed to Apple using the 7Apple Contributor Agreement: 8 9 https://www.cups.org/AppleContributorAgreement_2011-03-10.pdf 10 11Contributions should be submitted as attachments to bug reports on the 12[CUPS Github project](https://github.com/apple/cups). Changes to existing 13source files should be submitted as unified diffs while new source files 14should be provided as-is or in an archive. Github pull requests can also be 15used to submit changes. 16