 He is best known as cofounder, member, and director of The Apache Software Foundation (ASF) and as a core developer on several ASF projects, including the Apache HTTP Server, Apache Portable Runtime, and Apache Tomcat.His first recognition on the Internet was as editor of the A/UX FAQ and system administrator for Jagubox, the primary repository for third-party software for Apple's A/UX operating system.In addition to his involvement with the ASF, Jagielski has been involved with other open-source projects.