Matching Pairs CopyrightOnline version Let's see how much we know about copyright by Ander Beti 1 GNU 2 Copyright 3 Creative commons 4 Commercial software 5 Copyleft 6 Freeware 7 Free software 8 Nagware 9 Open Source 10 Crippleware Is computer software that is produced for sale or that serves commercial purposes. Is a type of shareware that persistently reminds (nags) the user to register it,[1] often by paying a fee. Is computer software distributed under terms that allow users to run the software for any purpose as well as to study, change, and distribute the software and any adapted versions. Is a decentralized development model that encourages open collaboration. Is a legal right created by the law of a country that grants the creator of an original work exclusive rights for its use and distribution. Is a free software mass collaboration project. Is the practice of offering people the right to freely distribute copies and modified versions of a work with the stipulation that the same rights be preserved in derivative works down the line. Is proprietary software that is available for use at no monetary cost. Is an American non-profit organization devoted to expanding the range of creative works available for others to build upon legally and to share. Vital features of the program such as printing or the ability to save files are disabled until the user purchases a registration key.