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Motivation
                                   FOSS Licenses
                     Things you should remember!




.
                                                                                                       .
.                                     FOSS Licenses
..                                                                                                 .




                                                                                                       .
                      Presenter: Emmanouil Dimogerontakis
                                                               C
                                             CC       BY:



                                                 EMDC KTH


                                      November 26, 2012


                                                                                                   university-logo


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Presenter: Emmanouil Dimogerontakis   CC   BY:              FOSS Licenses       1/15
Motivation
                                                     What is FOSS?
                                   FOSS Licenses
                                                     Licenses
                     Things you should remember!




   .
. . Motivation
  1
     What is FOSS?
     Licenses

   .
. . FOSS Licenses
  2
      Overview
      Most Important FOSS Licenses
      More than software

   .
. . Things you should remember!
  3



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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       2/15
Motivation
                                                             What is FOSS?
                                         FOSS Licenses
                                                             Licenses
                           Things you should remember!



. Free Software



    According to                     1:

              freedom to run the program, for any purpose
              freedom to study how the program works, and change it so it
              does your computing as you wish
              freedom to redistribute copies so you can help your neighbor
              freedom to distribute copies of your modified versions to
              others


                                                                                                    university-logo
         1
             http://www.gnu.org/philosophy/free-sw.en.html
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    Presenter: Emmanouil Dimogerontakis    CC   BY:          FOSS Licenses       3/15
Motivation
                                                        What is FOSS?
                                      FOSS Licenses
                                                        Licenses
                        Things you should remember!



. Open Source Software




                gives a similar definition with FSF.
    but
          more broad
          more business-oriented




                                                                                               university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       4/15
Motivation
                                                         What is FOSS?
                                       FOSS Licenses
                                                         Licenses
                         Things you should remember!



. Software Distribution is Power




                                                                                                   university-logo
              Source: http://permaculturepolitics.blogspot.se/2010/07/hows-that-recessioney-oily-thing.html

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    Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       5/15
Motivation
                                                         What is FOSS?
                                       FOSS Licenses
                                                         Licenses
                         Things you should remember!



. Key Ideas

           Traditional copyright




                                                                                                university-logo


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    Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       6/15
Motivation
                                                         What is FOSS?
                                       FOSS Licenses
                                                         Licenses
                         Things you should remember!



. Key Ideas

           Traditional copyright



           Public domain




                                                                                                university-logo


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    Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       6/15
Motivation
                                                         What is FOSS?
                                       FOSS Licenses
                                                         Licenses
                         Things you should remember!



. Key Ideas

           Traditional copyright



           Public domain


           Copyleft




                                                                                                university-logo


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    Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       6/15
Motivation
                                                         What is FOSS?
                                       FOSS Licenses
                                                         Licenses
                         Things you should remember!



. Key Ideas

           Traditional copyright



           Public domain


           Copyleft



           Copyfree

                                                                                                university-logo


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    Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       6/15
Motivation    Overview
                                   FOSS Licenses     Most Important FOSS Licenses
                     Things you should remember!     More than software




   .
. . Motivation
  1
     What is FOSS?
     Licenses

   .
. . FOSS Licenses
  2
      Overview
      Most Important FOSS Licenses
      More than software

   .
. . Things you should remember!
  3



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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       7/15
Motivation    Overview
                                      FOSS Licenses     Most Important FOSS Licenses
                        Things you should remember!     More than software



. Overview



    The licenses:
          more than 70 FOSS licenses
          most important: GPL, BSD, MIT, Apache




                                                                                               university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       8/15
Motivation    Overview
                                      FOSS Licenses     Most Important FOSS Licenses
                        Things you should remember!     More than software



. Overview



    The licenses:
          more than 70 FOSS licenses
          most important: GPL, BSD, MIT, Apache
    The struggle:
          Community (or company) Viability VS User Freedom
          Copyleft (or copyright) VS Permissive



                                                                                               university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       8/15
Motivation    Overview
                                      FOSS Licenses     Most Important FOSS Licenses
                        Things you should remember!     More than software



. GPL


                                 Name                        GPLv3            LGPLv3

                                   approved                    Yes                 Yes

                                   approved                    Yes                 Yes
                                                             Strong                Weak
                                                                No                 No
                  Linking with other licenses                   No                 Yes


                                                                                                  university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       9/15
Motivation     Overview
                                      FOSS Licenses      Most Important FOSS Licenses
                        Things you should remember!      More than software



. BSD



                     Name                           ”original”       ”new”             ”simplified”

                       approved                         Yes                  Yes           Yes

                      approved                          No                   Yes           Yes
                                                        No                   No            No
                                                        No                   Yes           Yes
                compatible                              No                   Yes           Yes
     Linking with other licenses                        Yes                  Yes           Yes       university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:        FOSS Licenses        10/15
Motivation    Overview
                                      FOSS Licenses     Most Important FOSS Licenses
                        Things you should remember!     More than software



. Apache


                                     Name                       Apache v2.0

                                         approved                           Yes

                                         approved                           Yes
                                                                            No
                                                                            No
                                 compatible                                 Yes
                      Linking with other licenses                           Yes
                                                                                                university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       11/15
Motivation    Overview
                                      FOSS Licenses     Most Important FOSS Licenses
                        Things you should remember!     More than software



. Creative Commons




       Attribution

       Share-alike

       Non-commercial

       No derivatives


                                                                                                university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       12/15
Motivation    Overview
                                      FOSS Licenses     Most Important FOSS Licenses
                        Things you should remember!     More than software



. Creative Commons




                                                        Example:
       Attribution

       Share-alike
                                                        FOSS Licenses by Manos Dimogerontakis is licensed
       Non-commercial                                   under a Creative Commons Attribution-ShareAlike 3.0

                                                        Unported License.
       No derivatives


                                                                                                         university-logo


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   Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       12/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




   .
. . Motivation
  1
     What is FOSS?
     Licenses

   .
. . FOSS Licenses
  2
      Overview
      Most Important FOSS Licenses
      More than software

   .
. . Things you should remember!
  3



                                                                                             university-logo


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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       13/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




          Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg           university-logo


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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       14/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




       Do not write your own license




          Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg           university-logo


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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       14/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




       Do not write your own license
       Check license compatibility




          Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg           university-logo


                                                                     .      .    .     .   .        .
                                                 C
Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       14/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




       Do not write your own license
       Check license compatibility
       Permissive = Good




          Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg           university-logo


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                                                 C
Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       14/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




       Do not write your own license
       Check license compatibility
       Permissive = Good
       Support the community




          Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg           university-logo


                                                                     .      .    .     .   .        .
                                                 C
Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       14/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




       Do not write your own license
       Check license compatibility
       Permissive = Good
       Support the community


                                      Questions ?

          Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg           university-logo


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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       14/15
Motivation
                                   FOSS Licenses
                     Things you should remember!




Sources:
       http://www.fsf.org/
       http://opensource.org/
       http://creativecommons.org/
       http://www.wikipedia.org/
Interesting links:
       http://web.law.duke.edu/cspd/comics/
       http://www.revolution-os.com/



                                                                                             university-logo


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Presenter: Emmanouil Dimogerontakis   CC   BY:       FOSS Licenses       15/15

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FOSS Licenses: A first attempt

  • 1. Motivation FOSS Licenses Things you should remember! . . . FOSS Licenses .. . . Presenter: Emmanouil Dimogerontakis C CC BY: EMDC KTH November 26, 2012 university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 1/15
  • 2. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . . . Motivation 1 What is FOSS? Licenses . . . FOSS Licenses 2 Overview Most Important FOSS Licenses More than software . . . Things you should remember! 3 university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 2/15
  • 3. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Free Software According to 1: freedom to run the program, for any purpose freedom to study how the program works, and change it so it does your computing as you wish freedom to redistribute copies so you can help your neighbor freedom to distribute copies of your modified versions to others university-logo 1 http://www.gnu.org/philosophy/free-sw.en.html . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 3/15
  • 4. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Open Source Software gives a similar definition with FSF. but more broad more business-oriented university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 4/15
  • 5. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Software Distribution is Power university-logo Source: http://permaculturepolitics.blogspot.se/2010/07/hows-that-recessioney-oily-thing.html . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 5/15
  • 6. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Key Ideas Traditional copyright university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 6/15
  • 7. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Key Ideas Traditional copyright Public domain university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 6/15
  • 8. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Key Ideas Traditional copyright Public domain Copyleft university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 6/15
  • 9. Motivation What is FOSS? FOSS Licenses Licenses Things you should remember! . Key Ideas Traditional copyright Public domain Copyleft Copyfree university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 6/15
  • 10. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . . . Motivation 1 What is FOSS? Licenses . . . FOSS Licenses 2 Overview Most Important FOSS Licenses More than software . . . Things you should remember! 3 university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 7/15
  • 11. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . Overview The licenses: more than 70 FOSS licenses most important: GPL, BSD, MIT, Apache university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 8/15
  • 12. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . Overview The licenses: more than 70 FOSS licenses most important: GPL, BSD, MIT, Apache The struggle: Community (or company) Viability VS User Freedom Copyleft (or copyright) VS Permissive university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 8/15
  • 13. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . GPL Name GPLv3 LGPLv3 approved Yes Yes approved Yes Yes Strong Weak No No Linking with other licenses No Yes university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 9/15
  • 14. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . BSD Name ”original” ”new” ”simplified” approved Yes Yes Yes approved No Yes Yes No No No No Yes Yes compatible No Yes Yes Linking with other licenses Yes Yes Yes university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 10/15
  • 15. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . Apache Name Apache v2.0 approved Yes approved Yes No No compatible Yes Linking with other licenses Yes university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 11/15
  • 16. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . Creative Commons Attribution Share-alike Non-commercial No derivatives university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 12/15
  • 17. Motivation Overview FOSS Licenses Most Important FOSS Licenses Things you should remember! More than software . Creative Commons Example: Attribution Share-alike FOSS Licenses by Manos Dimogerontakis is licensed Non-commercial under a Creative Commons Attribution-ShareAlike 3.0 Unported License. No derivatives university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 12/15
  • 18. Motivation FOSS Licenses Things you should remember! . . . Motivation 1 What is FOSS? Licenses . . . FOSS Licenses 2 Overview Most Important FOSS Licenses More than software . . . Things you should remember! 3 university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 13/15
  • 19. Motivation FOSS Licenses Things you should remember! Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 14/15
  • 20. Motivation FOSS Licenses Things you should remember! Do not write your own license Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 14/15
  • 21. Motivation FOSS Licenses Things you should remember! Do not write your own license Check license compatibility Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 14/15
  • 22. Motivation FOSS Licenses Things you should remember! Do not write your own license Check license compatibility Permissive = Good Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 14/15
  • 23. Motivation FOSS Licenses Things you should remember! Do not write your own license Check license compatibility Permissive = Good Support the community Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 14/15
  • 24. Motivation FOSS Licenses Things you should remember! Do not write your own license Check license compatibility Permissive = Good Support the community Questions ? Source: http://www.davidicke.com/images/stories/Oct2012/remember-brain.jpg university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 14/15
  • 25. Motivation FOSS Licenses Things you should remember! Sources: http://www.fsf.org/ http://opensource.org/ http://creativecommons.org/ http://www.wikipedia.org/ Interesting links: http://web.law.duke.edu/cspd/comics/ http://www.revolution-os.com/ university-logo . . . . . . C Presenter: Emmanouil Dimogerontakis CC BY: FOSS Licenses 15/15