Free in each software for windows

Replicates an entire directory structure, then compresses all files in each directory using standard ZIP compression. It is ideal for backing up to Zip disks.

PageAddict is a Firefox extension that will help you monitor your Internet addiction.
Once you install it, PageAddict will display a summary of the time youve wasted on each webpage for this day and a graph of your web surfing habits from the past.
You can categorise different sites and restrict how much time you spend in each category in a day.

PerlinTool is a small and easy to use free software which will generate nice looking photos using nothing but random numbers and a clever technique (invented by K. Perlin).
The program allows interactive tuning of all involved parameters. This is accomplished with a built-in image preview utility.
The program supports output in each of the following image formats: bmp, jpg, png, gif, and ico. Any choice of resolution will work as well.

Dynamic IP Refresher 1 gives you the power to quickly refresh your Dynamic DNS on a network. It saves you the hassle of typing in each individual command. This program is entirely free.

Meat Boy is an action game in which the player helps Meat Boy find his way to Band-Aid girl. Check out this free game where you play as a bloody piece of meat in a 2D world. Meat Boy can run, jump, and stick to surfaces, leading to multiple jumps and hangs across increasingly difficult levels. In each screen, you must help Meat Boy make it across the board to Band-Aid Girl.

PARTICLE Screen Saver is a free and beautiful particle Screen Saver that shows the power of SunXi 3D animation engine. Many different 3D scenes are available. You can modify the number of particles in each scene. Many other options are also available (display fps, fps limitation, display time...).