Feature 
automatically delete the current project's DerivedData directories
Usage
It will be automatically deleted DerivedData when you run the clean
Installation
Download the project and build it, and then relaunch Xcode.
Cichlid will be installed in ~/Library/Application Support/Developer/Shared/Xcode/Plug-ins automatically.
If you want to uninstall, delete Cichlid.xcplugin in the Plug-ins directory.
Alcatraz
Another way more easier option: This plugin can also be installed using Alcatraz.
Just search for Cichlid in Alcatraz.
Contact
Creator
Changes
See Releases.
License
Cichlid is released under the MIT license. See LICENSE for details.