open source is good for you

Open Sourceis good for you

Dirk Haun, ACCU 2012

We needsoftware

that does X ...

write it yourself ...

buy /licence

Open Source

Stopreinventingthe wheel!

less vendor dependency

lower cost

better customization

better security

no advantage

0 10 20 30 40 50

14%

3%

17%

22%

44%

www.computereconomics.com, "not a scientific sample"

Benefits of Open Source?

Youcould benefit

fromother people's

work*

* by following somesimple rules

Let's talk about ... Licences

proprietory Open Source

copyleft permissive

GPL proprietoryOS licences

LGPLBSD,

Apache,etc.

look for an OSI-approved licence&

avoid anything with "GPL" (for now)

•Start with something small•Pick an OSI-approved licence•Avoid the GPL (for now)

@dirkhaun

Credits

Presentation: Dirk Haun,Tag cloud made with Wordle, based on a list from OSS Watch

Photos via Flickr, in order of appearance:

"Sweet Summer Rainbow Fruit Salad" by D. Sharon Pruitt,"Black Sheep vs White Sheep" by Leon Riskin,"01 (227)" by Victor1558,"Typing" by Sebastien Wiertz,"£50" by Images Money,"return undefined;" by nyuhuhuu,"the shoe wheel bike" by emerson12,"I want you to be an Open Source Developer" by Lenz Grimmer,"Condoms" by Robert Elyov,"thumbs up" by anthony kelly,"Thank you" by Margherita J. L. Lisoni