Move!!

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.

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.

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.

Take a quick break from work while staying focused with the Take a Five Chrome extension.

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.

BreakTime is a simple utility that's designed to help you remember to take breaks away from your computer. It never forgets a break, running in your dock and / or menu bar (or even in the background). Let BreakTime do the hard work so you never miss a break.

WristSaver is a free and open source rest reminder application for Mac OS X.