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Workrave – open source program that helps against repetitive strain injury

Want to minimize your risk of suffering RSI or repetitive strain injury? If so, this nifty tool could help save you from this problem. Workrave is a fun and very helpful tool that could help anybody who frequently does repetitive work like typing in front of the computer, to avoid any problems. The program works by reminding you to take micro pauses or breaks once in awhile. Workrave is a program that manages your breaks and even suggests things that you should do in order to promote better circulation and health as you work on your computer.

Panda 3D – free game engine rendering program

A full 3D open source game engine that you can toy around with. If you have been dying to try out your game rendering skill but don't want to spend tons of cash getting commercial software for it, then Panda 3D could help you in that department. Panda 3D is a free open source game engine that can help you with all your basic game rendering needs. The software was originally run and developed by Walt Disney VR Studio while additional developments were put in by Carnegie Mellon University for the open source version. Panda 3D works great in cutting back cost and fulfilling game projects at a relatively faster pace.

Stellarium – free planetarium for your computer

Have a penchant for staring out into the night sky? Always giddy at the thought of going to planetariums and getting awed at just how vast the universe really is? If you said, yes, to both questions, then you would enjoy Stellarium. Stellarium is a free planetarium for your very own computer. It can give you a great picture of the vast universe by giving you access to 600,000 stars, the constellations of 10 different cultures and more. You can enjoy astronomer level access right at your very own computer. Stellarium is perfect for kids and adults alike who have a fascination for the stars and planets surrounding us.

Pixen – free graphic editing software for Mac

There's no denying that Mac users have their work cut out for them when it comes to looking for free or open source software and programs that they can use for their Macbooks. However, with Pixen available, they don't to worry much longer. Pixen is a fully free graphics editor software that you can use for your Mac. Most people know that there are a lot of reliable graphics software out there for Windows and other systems but hardly for Mac. This software is especially suited for pixel artists, however, it does work perfectly with all types of artists.

PicPick

PicPick is an all-in-one free software for capturing, editing and managing your screenshots. It keeps its dock in the taskbar so you can easily select handy tools to capture, edit images, measure pixels, and even use your desktop as a whiteboard.

Paint.NET

Paint.NET is open-source software for editing images and photos in Windows. It is a great alternative to Paint because of unlimited undo commands, image effects, layer support and various tools. Paint.NET now has a strong community involved in providing help and tips, as well as tutorials on how to utilize the powerful features of this software.

Tux Paint – free drawing program for kids and kids at heart

Tux Paint is a free art and drawing computer software especially designed for children. It has a lot of fun sound effects, an easy-to-use graphic interface, and a cute penguin to help the kids as they go along using Tux Paint. It is also available for Mac OSX, Linux, Windows and other operating systems. Softpedia has rated it as excellent, and we guess it's because kids and kids at heart surely love its features as Tux Paint helps them to be more creative.

Cinelerra – capture, compose and edit high quality video

Video editing and capturing can get quite expensive - especially if you decided to purchase the most popular commercial grade software to produce high quality videos, films and movies. Cinelerra is a free video editing suite for GNU/Linux which lets you capture, compose and edit videos. It also has a video compositing engine which allows you to do operations like matting and keying.

Luminance HDR Qtpfsgui – cross platform HDR tonemapping software

Luminance HDR is an open source software designed specifically for HDR Imaging tone mapping. It supports JPEG, TIFF and even RAW files straight from most digital SLR cameras and other high-end point-and-shoot cameras. HDR Imaging, or high dynamic range imaging, is the process of allowing a wider range of luminances between the darkest and brightest areas of a certain picture to display a more accurate representation of intensity levels in real life.