How to install BreakTimer on Ubuntu – Reduce Eye-Strain and RSI
BreakTimer is a free and open source computer break management software for Linux, Windows and macOS. This is best application for managing and enforcing periodic breaks on your computer to reduce your eye-strain and repetitive strain injury (RSI). You can configure your working hours, app colours and messages for breaks, how often and how long your breaks should be and comes with notifications support and Idle reset of break countdown support. It is released under GNU General Public License v3.0. license.