Plug-in Basics - Plugins | MDNHow Plug-ins are used Plug-ins offer a rich variety of features that can increase the flexibility of Gecko-based browsers. Plug-ins like these are now available: multimedia viewers such as Adobe Flash and Adobe Acrobat utilities that provide object embedding and compression/decompression services applications that range from personal information managers to games The range of possibilities for usi
Plug-in Basics - Gecko Plugin API リファレンス | MDN
