Plant is described as 'simple and powerful version control tool that is seamlessly integrated with Sketch' and is an app in the Photos & Graphics category. There are five alternatives to Plant for a variety of platforms, including Online / Web-based, Self-Hosted solutions, Sketch, Mac and SaaS. The best alternative is Abstract, which is free. Other great apps like Plant are Sympli Versions (Paid), Kactus (Freemium), Folio for Mac (Paid) and Trunk Version Control (Freemium).
Sympli Versions is a version control tool for Sketch, created to help design teams working on the same design files. Know who changes what and when. Work on your designs in branches and be able to merge or roll back changes when needed.