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Open Source and Free Software
By: Katie Corbett and Alejandra Cordero
Bertrand Berube
http://www.flickr.com/photos/bertrandberube/464697037/
Open Source Software
• Distributed for free• Source code that can be
studied, changed, and improved
• Examples include Linux operating system, Firefox Web browser, and Miro Internet TV, and many more
Open Source Movement
• Opposed to proprietary software like that of Microsoft (kept under code)• Philosophy believes that open
software codes, and through development, software can be better
Richard Stallman
• Leader of free/open source software movement
• Believes that software should be freely distributed, owned, and developed by the general public
Chrys. Flykr. http://www.flickr.com/photos/chrys/5592199/
Businesses and Open Source Software
• Gives control over the software of company
• Can alter to meet business needs
Easier for company to use with employees and staff
Government and Open Source Software
• More control over software• Can examine functions of software
and make sure government info isn’t being stolen• Ex: China uses Linux on all
government computers
Mike Lee http://www.flickr.com/photos/curiouslee/2497262416/
Linux• Most well-known
open source software
• Operating system based on the original GNU operating system
www.linux.org
Protection under GPL
• General Public License • Grants users to the following:–Run program for any
purpose–Study how program works–Redistribute copies– Improve program, and
release improvements
http://www.gnu.org/licenses/gpl.html
Other Open Source Applications• OpenOffice productivity
software• MySOL database
software
• GIMP graphics editor
Jabber instant messenger
Spark http://www.flickr.com/photos/49503179907@N01/2248272256
http://www.gimp.org/
Freeware• Software available to
the public for free
http://www.freefoto.com/preview/04-28-4?ffid=04-28-4
Nick Ares http://www.flickr.com/photos/aresauburnphotos/2678453389/in/photostream
/
Provides quality solutions that can save you money
OpenOffice.org productivity software
http://commons.wikimedia.org/wiki/File:Pidgin_logo.png
Adobe Reader
http://www.flickr.com/photos/49503149220@N01/3464259474
All Web browser software
“Free software”
• Term was developed by Richard Stallman and the Free Software Foundation
• Implies that software is not only freeware but also an open source
http://akae.blogspot.com/2009_08_01_archive.html
Freeware vs. Free Software
• Freeware is software developed by one entity
Free Software developed by its community of users
Free software is open source.
Lucius Beebe http://www.flickr.com/photos/beebe_library/4276993390/
http://driller.blogs.com/thedrillingholes/software/
What Does Freeware Really Mean?• Implies that software is distributed for
free
• Typically Freeware is proprietary software that can’t be altered (protected under code)
http://www.flickr.com/x/t/0097009/photos/osama_khalid/3801230519/
Why Have Free Software?Build customer interest and name recognition
Simply don’t need the money
Want to make a valuable contribution to society
Some companies believe software should be free.
http://www.flickr.com/photos/purpleslog/1106852126/
Public Domain
• Freeware is placed in public domain
• Any one can use it without been charged.
• Freeware might put certain restrictions to their software.
Sreejith K http://www.flickr.com/photos/purpleslog/1106852126/
Caution!There are many different
sources of free software to choose from
•Make sure your getting what you have signed up for
Freeware Home
• Offers different categories of software.• Offers free antvirus
http://www.freewarehome.com/
Freeware Guide
• Similar to free home• Downloads
• Terms and Privacy
In Summary…• With freeware you can access software for free.• You don’t pay• Richard Stallman• Open to Public CreditsFlickrhttp://www.flickr.com/photos/purpleslog/1106852126http://www.flickr.com/photos/purpleslog/1106852126/http://www.flickr.com/x/t/0097009/photos/osama_khalid/3801230519/http://www.flickr.com/photos/beebe_library/4276993390/http://www.flickr.com/photos/49503149220@N01/3464259474http://www.flickr.com/photos/aresauburnphotos/2678453389/in/photostream/http://www.flickr.com/photos/aresauburnphotos/2678453389/in/photostream/http://www.flickr.com/photos/49503179907@N01/2248272256http://www.flickr.com/photos/curiouslee/2497262416/
More..Google advanced share: free to use or sharehttp://driller.blogs.com/thedrillingholes/software/http://akae.blogspot.com/2009_08_01_archive.htmhttp://commons.wikimedia.org/wiki/File:Pidgin_logo.pnghttp://www.freefoto.com/preview/04-28-4?ffid=04-28-4