Xming - An X Window System Server for Microsoft Windows.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
X410 - X Server for Windows 10
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.