Sloth application icon

Sloth is a Mac application that displays all open files and sockets in use by all running processes on your system. This makes it easy to inspect which apps are using which files and sockets.



Sloth is free, open source software and has a home on GitHub. If you find this program useful, please make a donation.

You can download the latest app binary here:

Sloth is essentially a friendly, exploratory GUI built on top of the lsof command line tool. The output of lsof is parsed and shown in a searchable, filterable outline view with all sorts of additional user-friendly functionality. See screenshots below.


Sloth screenshot 1

Sloth screenshot 2