Definition: Atrac2.0 is a software development methodology developed by Eric Schmidt, Google's CEO and co-founder, in 2017. It integrates Google's core technologies with open-source projects to build better solutions for complex problems. The methodology emphasizes continuous integration, code reviews, and collaboration among developers to ensure the best possible product. Atrac2.0 definition is a methodological framework that guides the development of applications. In this approach, "applications" are defined as software components or services that need to be developed from scratch by a developer or team of developers using open-source technology. Atrac2.0 emphasizes collaboration and continuous improvement, with teams working together to build better solutions for complex problems. The methodology also includes the use of open-source libraries and tools, which enable developers to focus on developing their own solutions rather than relying on proprietary software or services. Additionally, it encourages the adoption of agile methodologies such as Scrum, Kanban, and Scarcity, which help teams manage resources more efficiently and ensure that projects are delivered quickly while also maintaining high quality standards.