The best alternatives to Kactus are Abstract, Folio for Mac, and Straple. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Kactus?
.Tech Domains — Get a .tech domain for your startup, year 1 on the house.
An entire workflow in Sketch and React, built to minimise production from brand to product.
Straple has all the useful files you need to help make the repetitive parts of you job just a little bit easier and a whole lot faster!