nspluginwrapper is an Open Source compatibility plugin for Netscape 4 (NPAPI) plugins. That is, it enables you to use plugins on platforms they were not built for. For example, you can use the Adobe Flash plugin on Linux/x86_64, NetBSD and FreeBSD platforms. Another goal of nspluginwrapper is to confine plugins into a specific execution domain, for reliability or security purposes (with SELinux or