Proceedings of the 9th Latin-American Conference on Pattern Languages of Programming, SugarLoafPLoP 2012, Natal, Rio Grande do Norte, Brazil, September 20-22, 2012

Pattern Languages of Programs (PLoP) conference is a place for pattern authors to have their pattern languages reviewed by fellow authors. The purpose of PLoP is to promote development of pattern languages on all aspects of software, including design and programming, software architecture, user interface design, domain modeling, and software process. SugarLoafPLoP is the PLoP conference of the latin-american community.