If you are seeing a "Quark" mod for 1.7.10, it is likely a backport or a separate mod inspired by its philosophy. Below is a review of the actual Quark mod's core appeal and how it influenced the community.
18;write_to_target_document7;default0;a1;0;a1;18;write_to_target_document1a;_IlntabG8G4eXwbkPldPoyAc_20;a5; quark mod 1.7.10