Editing Plug-in (computing) (section)

==Helper application==

In the context of a [[web browser]], a helper application is a separate program{{mdash}}like [[IrfanView]] or [[Adobe Reader]]{{mdash}}that extends the functionality of a browser.<ref>{{Cite web |title=Definition of helper application |url=https://www.pcmag.com/encyclopedia/term/helper-application |access-date=2022-10-25 |website=PCMAG |language=en}}</ref><ref>{{cite web |title=Download Irfan using Internet Explorer 4.x or above |url=https://libweb.hawaii.edu//digicoll/ttp/IrfanView/ie4.html |website=libweb.hawaii.edu |access-date=9 January 2024}}</ref> A helper application extends the functionality an application but unlike the typical plug-in that is loaded into the host application's [[address space]], a helper application is a separate application. With a separate address space, the extension cannot crash the host application as is possible if they share an address space.<ref>{{cite web |title=Helper Applications and Plug-ins - Web Security, Privacy & Commerce, 2nd Edition [Book] |url=https://www.oreilly.com/library/view/web-security-privacy/0596000456/ch12s02.html |website=Web Security, Privacy, and Commerce 2nd Edition |publisher=O'Reilly |language=en}}</ref>