# ``twisted`.`plugin`.`IPlugin``

interface documentation

`class IPlugin(Interface): (source)`

Known implementations: `twisted.application.reactors.Reactor`, `twisted.application.service.ServiceMaker`, `twisted.plugins.cred_anonymous.AnonymousCheckerFactory`, `twisted.plugins.cred_file.FileCheckerFactory`, `twisted.plugins.cred_memory.InMemoryCheckerFactory`, `twisted.plugins.cred_sshkeys.SSHKeyCheckerFactory`, `twisted.plugins.cred_unix.UNIXCheckerFactory`, `twisted.protocols.haproxy._parser.HAProxyServerParser`, `twisted.internet.endpoints._StandardIOParser`, `twisted.internet.endpoints._SystemdParser`, `twisted.internet.endpoints._TCP6ServerParser`, `twisted.internet.endpoints._TLSClientEndpointParser`, `twisted.plugins.twisted_trial._Reporter`

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Interface that must be implemented by all plugins.

Only objects which implement this interface will be considered for return by `getPlugins`. To be useful, plugins should also implement some other application-specific interface.