killable
Keeps track of a server's open sockets so they can be destroyed at a moment's notice.
native-duplexpair
Make a full duplex stream with 2 Duplex endpoints, using the native version of `Duplex`
fs-of-type
wraps `async.filter` to find items of a particular type in a directory
stoppable
[](https://travis-ci.org/hunterloftis/stoppable)