Where can one get Visio open source replacement?

The idea of ​​open source focuses on the premise that sharing the code, the resulting program tends to be superior to proprietary software, is a technical vision. On the other hand, is free software, and even moral philosophical trends: proprietary software, unable to be shared, is "unethical" because shared between humans ban goes against common sense.
Like the free software, open source or open source has a number of requisitos2 necessary for a program can be considered within this movement, these are:
Free Redistribution: the software needs to be given away or sold freely.
Source: source code must be included or freely available.
Derivative Works: the redistribution of modifications should be allowed.
Integrity of Author's Source Code: licenses may require that modifications are redistributed only as patches.
No Discrimination Against Persons or Groups: no one can be left out.
No discrimination initiative areas: commercial users can not be excluded.
Distribution of license: the same rights should apply to everyone who receives the program
License Must Not Be Specific to a Product: the program can be licensed only as part of a larger distribution.
The license must not restrict other software: The license may require that some other software that is distributed with open source software should also be open source.
The license must be technology-neutral: it should not require approval of the license by a mouse click access or other specific form of support through software.

For almost all proprietary software (proprietary) used in MS Windows, there is an alternative free software (open source). To replace the proprietary software in MS Windows machine, here is a list of possible replacements. For a more comprehensive list of all available programs, see the OSSwin Project. Spanish for free software, see the comprehensive list in CDLibre.org. If you are comparing prices between proprietary software and free alternative, check out this price list software.

If you want to download all these programs at the same time, The Trinidad and Tobago Computer Society has compiled WinOSS CD with updated versions of these programs. For Spanish versions, CDLibre.org offers a DVD and some CDs with all these programs. If you just want a basic introduction of free software, try The Open CD (there is no Spanish version).

GPS data logger capable of storing 54,000 positions then view them on your computer and know exactly where and when a person has been. This new GPS Data Logger allows you to save and routes do while practicing any kind of sports as a career, running, hiking, trekking, climbing, canyoning, climbing, mountaineering, hunting, fishing, horseback riding, biking, skating, skiing, snowboarding , caving, etc.. and thanks to precision, sensitivity and speed of this chipset SiRF Star III GPS is able to collect accurate position even with a weak signal and very low power consumption compared to others in its category. The positions can be saved from time to time or distance each allowing exact track where he has been at any time. The GPS is connected to the computer via USB and allows you to display the routes in Google Earth so that we can visualize the route followed very clearly along with the date and time. It is fully autonomous in that it incorporates a rechargeable lithium battery and is very light so it can be carried in any pocket, purse or jacket without being noticed. Now you can control exactly where has your partner, children or where they move their employees. It also serves to geotag photos.