Eyeleo!

Workrave is a program that assists in the recovery and prevention of Repetitive Strain Injury (RSI). The program frequently alerts you to take micro-pauses, rest breaks and restricts you to your daily limit. Please refer to the feature comparison for a complete list of features, and how the program performs with respect to other programs on the market. The program runs on GNU/Linux and Microsoft Windows.

SafeEyes is an application that tries to protect your eyes from eye strain (asthenopia) by reminding you to take breaks while you're working long hours at the computer. It was created as a free and open source Linux alternative for EyeLeo, a Windows-only app.

stretchly is cross-platform open source app that reminds you to take breaks when working with computer.

Break timer with micro-breaks for Mac OS X.It is very easy to fall into bad habits when using a computer for hours on end. You care about what you are doing, so can sometimes push yourself too far, or over-strain yourself. The human body isn't built to sit in one position for endless hours, gripping a mouse or typing on the keyboard. Dejal Time Out is here to help. It will gently remind you to take a break on a regular basis.

It’s an utility that helps avoiding eyes-related problems when working at a computer for several hours. Concentrating your eyesight on a computer screen can cause an eye strain. You can prevent this by taking regular breaks during the work and look at distant objects.

FadeTop is a visual break reminder for Windows. At regular intervals, it fades your desktop into a bluish color, and displays current time.

AntiRSI is a program for Mac OS X that helps prevent RSI (repetitive strain injury) and other computer related stress. It does so by forcing you to take regular breaks, yet without getting in the way. It also detects natural breaks so it wont force too many breaks on you.

EyeDefender is a freeware rest reminder designed to prevent Computer Vision Syndrome (CVS) resulting from working on a computer for hours. CVS symptoms include eyestrain, blurred vision, delayed focusing, headaches, back and neck aches, dry and burning eyes, light sensitivity, distorted color vision, forehead heaviness, and sore eyes.

RSIBreak is a small utility to remind you to take regular short breaks. Repetitive Strain Injury is an illness which can occur as a result of continuous work with a mouse and keyboard. The risk of suffering injury increases the longer users work without breaks.

SmartBreak is a revolutionary ergonomics program that reminds you to look away from your computer screen and enforces you to take regular breaks. Unlike similar break reminder programs which inform you to take breaks at fixed intervals when working on a computer for long hours, SmartBreak monitors and analyzes the way you spend time on a computer and then adaptively prompts you to rest at the appropriate time leading to effective break time utilization.

It is very easy to fall into bad habits when using a computer for hours on end. You care about what you are doing, so can sometimes push yourself too far, or over-strain yourself. The human body isn't built to sit in one position for endless hours, gripping a mouse or typing on the keyboard.

The Vision Defense Software provides you with reminder prompts to briefly look away from the screen at specific time intervals that you select. You may choose to display the prompts in any one of the four corners of your screen. This program will prevent Computer Vision Syndrome and related symptoms.

eyeBreak is a tiny app designed to sit in the Windows tray and provide a non-ignorable message reminding you to take a break from what you are working on. Encouraging you to perform eye exercises, take comfort breaks, or generally you can use the application to remind you simply to stop what you are doing.