Jigsaw is a 2017 American horror film directed by Michael and Peter Spierig, written by Josh Stolberg and Peter Goldfinger, and starring Matt Passmore, Callum Keith Rennie, Cle Bennett, and Hannah Emily Anderson. It is the eighth installment in the Saw franchise, picking up over a decade after the death of the eponymous Jigsaw killer, during the police investigation of a new succession of murders that fit his modus operandi. Saw 3D (2010) was originally deemed the final installment of the series, before Lionsgate Films commissioned the production of Jigsaw from a pitch by Stolberg and Goldfinger.
Based on the above text, what's the best answer to this question: is jigsaw a part of the saw series?
yes