Whatpulse - Learn your computer habits
ScreenTime+ - Automatic Time Tracking menubar mac app
ActivityWatch - Log what you do on your computer. Simple (yet powerful), extensible, no third parties.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Quantim - The Best Project Management Software in the UK with a CRM module. Quantim is a Great Project Management Tool for Architects and Constructors.
Furtherance - Furtherance: Track your time without being tracked. A time tracking Linux desktop app written in Rust with GTK 4.