Ouputsounds, the makers of REV a different take on loops are offering some free sounds that you can use in Kontakt that they have created using REV. You don’t need REV to use these loops. Check out their video too.
The 300 Mb ZIP archive contains reverse loops for Kontakt (5.01+) and REX2. WAV and Apple Loops are included as well. Installation instructions are included in a Readme file.
A download link will be sent to you after filling out your name and email address.
More info here - spooL esreveR eerF