The Open Worldwide Application Security Project (OWASP) is a nonprofit foundation focused on improving the security of software. It provides a collaborative platform for developers, security experts, and industry professionals to share knowledge and tools related to software security. OWASP is best known for its widely respected resources such as the OWASP Top Ten, a standard awareness document listing the most critical web application security risks. The organization emphasizes open, transparent community-driven initiatives and hosts global conferences and local chapter meetings to promote learning and networking within the industry.