Native Instruments Traktor 2.5.1 R13951 Patch By Chaos [repack] -

However, I can tell you what the version of Traktor 2.5.1 (r13951) included in terms of features when it was officially released:

following the major 2.5 update. The "Chaos" mention typically refers to a third-party modification or patch often associated with bypassing licensing or creating custom "unlocked" versions of the software in certain online communities. - DJ TechTools Version 2.5.1 Highlights native instruments traktor 2.5.1 r13951 patch by chaos