A plug-in
is a software extension package developed that extends the capabilities of FileMaker by adding new functions and script steps. They can also modify the development interface with new options. Plug-ins for FileMaker are available from third-party vendors, which means they involve an added expense and logistical considerations for installing and maintaining them over time. However, a good plug-in can be worth the effort since the features they provide would be difficult or impossible to achieve using only built-in tools. This chapter covers basic plug-in concepts ...