mgr - ActiveState ActiveGo 1.8 ... ActiveGo 1.8 ActiveGo ▽ Get ActiveGo Get started Packages Command mgr Package mgr can be used to manage Windows service programs. It can be used to install and remove them. It can also start, stop and pause them. The package can query / change current service state and config parameters. Build version go1.8.3. Portions of this page are modifications based on work created and shared by Google and used according to terms described in the Creative Commons 3.0 Attribution License. © 2017 ActiveState Software Inc. All rights reserved. Trademarks.