The Open Source Philosophy By  Gautam Krishnan, III rd  Year, C.S.E.
"For men may come and men may go, But I go on for ever." -Alfred Lord Tennyson (1809 – 1892) A quote to begin wi...
THE AGENDA : <ul><li>Definitions </li></ul><ul><li>Timeline </li></ul><ul><li>The Open Source Software Development </li></...
DEFINITIONS
Definitions <ul><li>Open Source : Promoting access to the end product's source materials </li></ul><ul><li>Free software :...
Definitions <ul><li>The philosophy of Open Source </li></ul><ul><ul><li>The freedom to run the program, for any purpose (f...
TIMELINE
Timeline <ul><li>1969 UNIX Development Begins.  </li></ul><ul><li>1976 Emacs written by Richard Stallman, later in 1984, r...
Timeline <ul><li>1991 Python was released.  </li></ul><ul><li>1993 The Wine project started. </li></ul><ul><li>1995 PHP, c...
THE OPEN SOURCE SOFTWARE DEVELOPMENT
The Open Source Software Development
LICENSES
Copyleft <ul><li>0. the freedom to use the work,  </li></ul><ul><li>1. the freedom to study the work,  </li></ul><ul><li>2...
Creative Commons <ul><li>Forefront of the Copyleft movement </li></ul><ul><li>To counter the increasingly restrictive perm...
GNU – General Public License <ul><li>Written by Richard Stallman in 1989 </li></ul><ul><li>Accounts for about half of the ...
Wake up, it’s  STORY TIME !
SO, WHY DO WE USE OPEN SOURCE?
So, Why do we use Open Source? <ul><li>The availability of the source code and the right to modify it </li></ul><ul><li>Th...
SOME OPEN SOURCE ALTERNATIVES TO COMMERCIAL SOFTWARES
Some Open Source Alternatives to Commercial Softwares <ul><li>Adobe Illustrator and Corel Draw - Xara Xtreme, Skencil, Ink...
Some Open Source Alternatives to Commercial Softwares <ul><li>Microsoft Internet Explorer – Firefox, Rekonq </li></ul><ul>...
OPEN SOURCE : BEYOND SOFTWARES
Open Source : Beyond Softwares <ul><li>OpenCola </li></ul><ul><li>Vores ØI beer </li></ul><ul><li>Brewtopia  - Open-Source...
HOW CAN I GET INVOLVED?
How can I get involved? <ul><li>Free Software Foundation  www.fsf.org </li></ul><ul><li>Open Source Initiative  www.openso...
THANK YOU! Gautam Krishnan, III rd  Year, C.S.E.,  SASTRA University facebook.com/gkthegr8 @gkthegr8 [email_address] Gtalk...
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The open source philosophy

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A presentation on the Open Source Philosophy and Free Software, also throwing some light on the various Open Source Licenses

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The open source philosophy

  1. 1. The Open Source Philosophy By Gautam Krishnan, III rd Year, C.S.E.
  2. 2. &quot;For men may come and men may go, But I go on for ever.&quot; -Alfred Lord Tennyson (1809 – 1892) A quote to begin with ..
  3. 3. THE AGENDA : <ul><li>Definitions </li></ul><ul><li>Timeline </li></ul><ul><li>The Open Source Software Development </li></ul><ul><li>Licenses : </li></ul><ul><ul><li>GNU-GPL </li></ul></ul><ul><ul><li>Creative Commons </li></ul></ul><ul><ul><li>Copyleft </li></ul></ul><ul><li>So, why do we use Open Source ? </li></ul><ul><li>Open Source : Beyond Softwares </li></ul><ul><li>How can I get involved? </li></ul>
  4. 4. DEFINITIONS
  5. 5. Definitions <ul><li>Open Source : Promoting access to the end product's source materials </li></ul><ul><li>Free software : Matter of liberty, not price. </li></ul><ul><li>GNU : A recursive acronym that stands for &quot;GNU's Not Unix&quot; </li></ul>
  6. 6. Definitions <ul><li>The philosophy of Open Source </li></ul><ul><ul><li>The freedom to run the program, for any purpose (freedom 0). </li></ul></ul><ul><ul><li>The freedom to study how the program works, and change it to make it do what you wish (freedom 1). </li></ul></ul><ul><ul><li>The freedom to redistribute copies so you can help your neighbor (freedom 2). </li></ul></ul><ul><ul><li>The freedom to distribute copies of your modified versions to others (freedom 3). </li></ul></ul>
  7. 7. TIMELINE
  8. 8. Timeline <ul><li>1969 UNIX Development Begins. </li></ul><ul><li>1976 Emacs written by Richard Stallman, later in 1984, released under GNU-GPL. </li></ul><ul><li>1984 Richard Stallman starts the Free Software Foundation at MIT. </li></ul><ul><li>1985 GCC started by Richard Stallman. </li></ul><ul><li>1986 Programmer Larry Wall releases PERL </li></ul><ul><li>1991 Linux Kernel started by Linus Torvalds. </li></ul>
  9. 9. Timeline <ul><li>1991 Python was released. </li></ul><ul><li>1993 The Wine project started. </li></ul><ul><li>1995 PHP, created by Rasmus Lerdorf, released publicly. </li></ul><ul><li>1996 Birth of KDE and Apache </li></ul><ul><li>1997 GNOME was first released. </li></ul><ul><li>1999 OpenOffice.org was founded. </li></ul><ul><li>2003 Firefox was developed. </li></ul><ul><li>2011 Linux Kernel 3.0 released. </li></ul>
  10. 10. THE OPEN SOURCE SOFTWARE DEVELOPMENT
  11. 11. The Open Source Software Development
  12. 12. LICENSES
  13. 13. Copyleft <ul><li>0. the freedom to use the work, </li></ul><ul><li>1. the freedom to study the work, </li></ul><ul><li>2. the freedom to copy and share the work with others, </li></ul><ul><li>3. the freedom to modify the work, and the freedom to distribute modified and therefore derivative works. </li></ul>
  14. 14. Creative Commons <ul><li>Forefront of the Copyleft movement </li></ul><ul><li>To counter the increasingly restrictive permission culture. </li></ul><ul><li>Supporters : Google, Mozilla Foundation, Red Hat </li></ul><ul><li>Types of CC Licenses : Attribution, Attribution Share Alike, etc. </li></ul>
  15. 15. GNU – General Public License <ul><li>Written by Richard Stallman in 1989 </li></ul><ul><li>Accounts for about half of the free software which are licensed. </li></ul><ul><li>Conflicts in various versions of the license. </li></ul><ul><li>Under GPL : Linux Kernel, GCC, MySQL etc. </li></ul>
  16. 16. Wake up, it’s STORY TIME !
  17. 17. SO, WHY DO WE USE OPEN SOURCE?
  18. 18. So, Why do we use Open Source? <ul><li>The availability of the source code and the right to modify it </li></ul><ul><li>The right to redistribute modifications and improvements to the code </li></ul><ul><li>The right to use the software in any way. </li></ul><ul><li>There is no single entity on which the future of the software depends. </li></ul><ul><li>No per-copy fees can be asked for modified versions </li></ul><ul><li>It provides a new forum for democratic action. </li></ul>
  19. 19. SOME OPEN SOURCE ALTERNATIVES TO COMMERCIAL SOFTWARES
  20. 20. Some Open Source Alternatives to Commercial Softwares <ul><li>Adobe Illustrator and Corel Draw - Xara Xtreme, Skencil, Inkscape </li></ul><ul><li>Adobe Photoshop – GIMP </li></ul><ul><li>Autodesk Maya, 3ds Max – Blender </li></ul><ul><li>ICQ, MSN Messenger – Pidgin </li></ul><ul><li>Microsoft Exchange Server – Zimbra </li></ul>
  21. 21. Some Open Source Alternatives to Commercial Softwares <ul><li>Microsoft Internet Explorer – Firefox, Rekonq </li></ul><ul><li>Microsoft Outlook – Evolution, Mozilla Thunderbird </li></ul><ul><li>Adobe Soundbooth – Audacity </li></ul><ul><li>iTunes, Windows Media Player – Rhythmbox, VLC Media Player </li></ul>
  22. 22. OPEN SOURCE : BEYOND SOFTWARES
  23. 23. Open Source : Beyond Softwares <ul><li>OpenCola </li></ul><ul><li>Vores ØI beer </li></ul><ul><li>Brewtopia - Open-Source Brewery </li></ul><ul><li>Nestle's Nespresso and Krups' Tassimo </li></ul>
  24. 24. HOW CAN I GET INVOLVED?
  25. 25. How can I get involved? <ul><li>Free Software Foundation www.fsf.org </li></ul><ul><li>Open Source Initiative www.opensource.org </li></ul><ul><li>http://Freshmeat.net </li></ul><ul><li>http:// SourceForge.net </li></ul><ul><li>http:// OSDir.com </li></ul><ul><li>http://distrowatch.com </li></ul>
  26. 26. THANK YOU! Gautam Krishnan, III rd Year, C.S.E., SASTRA University facebook.com/gkthegr8 @gkthegr8 [email_address] Gtalk: gkthegr8
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