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