For task managers in the sense of OS tasks/processes. Use 'project-management' if you mean that.

The term "task manager" is a little ambiguous, and could mean different things. This tag here is meant for managing OS tasks and processes, like

  • list up what's running
  • what application/processes hogs CPU/memory etc.
  • possibly kill processes gone havoc

If that's not what you had in mind, please rather take a look at...