%0 Conference Paper %B OSS2005: Open Source Systems %D 2005 %T Evolution of Open-Source Code Bases EVOSC 2005 %A Mattia Monga %A Andrea Trentini %X The very essence of open- source software is that it enables custom evolutions. These evolutions should be designed and managed carefully, since merging the main trunk with custom branches is often critical for inheriting evolutions that are not at the core interest of the independent developer. %B OSS2005: Open Source Systems %P 359