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10 May 2005UNSDI Workshop - FAO-HQ - Italy Free and Open Source Software (FOSS) & OpenSDI Jeroen Ticheler
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Content What is Software? What is Free and Open Source Software? Benefits and constraints of FOSS OpenSDI Conclusions
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10 May 2005UNSDI Workshop - FAO-HQ - Italy What is Software? Instructions that make hardware work Programmers write scripts that can be understood by people and by compilers: the source code Compiled software can not be fixed or adapted to user needs
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10 May 2005UNSDI Workshop - FAO-HQ - Italy What is Software? A key property is that it can be infinitely copied without any loss
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Open Source versus Closed Source Software Most prominent example
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Open Source versus Closed Source Software Source code is often the most secret property Open Source software provides access to the source code of an application
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Think of Source Code as LEGO ® Pieces LEGO ® Metaphor as used in “Towards a Free and Open Source Spatial Data Infrastructure.” C. Holmes et. al. - 2005
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10 May 2005UNSDI Workshop - FAO-HQ - Italy You Can Build New Constructions
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10 May 2005UNSDI Workshop - FAO-HQ - Italy These Might Be Simple Constructions
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Or More Complex Ones
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Much depends on the users
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10 May 2005UNSDI Workshop - FAO-HQ - Italy You can use a solid basis
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10 May 2005UNSDI Workshop - FAO-HQ - Italy And repaint it, changing the look and feel
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10 May 2005UNSDI Workshop - FAO-HQ - Italy An Example OpenOffice* was translated into Swahili in four months in Tanzania. The project leader said: º "we clearly show that with free and open source software we can do in four months what proprietary software has never done for the Swahili speakers." * A FOSS alternative to Microsoft Office
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Or You Could Go Much Further
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10 May 2005UNSDI Workshop - FAO-HQ - Italy UNEP’s custom interface on GeoNetwork OpenSource (under development)
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Making Sure The Software Works For Its Users
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Possible Constraints of Open Source Lack of technical support? º The first support comes from the community º Successful projects usually have companies or developers in their community offering commercial technical User Oriented Documentation No Marketing Budget
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Benefits of Open Source Software Free to use and distribute Free to choose (no vendor lock-in)
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Benefits of Open Source Software Software can be developed or changed by everybody Software is protected by a copyright, often referred to as copyleft, ensuring its freedom
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Benefits of Open Source Software Ever-increasing Return on Investment º Most improvements come back to the whole community User feedback º Features that a user may not know º Bug reports
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10 May 2005UNSDI Workshop - FAO-HQ - Italy An Example
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Benefits of Open Source Software Strong tendency towards compliancy to international standards
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Building Capacity in Countries Money otherwise spend on license fees can go exclusively towards developing skills and local capacity
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Some GeoFOSS 235 different projects listed on freegis.net MapServer - internet map server º Standards:OGC WMS, WCS, WFS GeoServer - internet feature server º Standards: OGC WFS, WFS-T, WMS GeoTools - Java toolkit º Standards: OGC WMS GeoNetwork - metadata and catalog tools º Standards: ISO19115, OGC Catalog uDig - client toolkit
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Web Mapping Application © OGC 2004
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Internet Map Application
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10 May 2005UNSDI Workshop - FAO-HQ - Italy uDig Desktop Internet GIS © OGC 2004
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10 May 2005UNSDI Workshop - FAO-HQ - Italy uDig Desktop Internet GIS Screenshot of uDig © Refractions
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Handheld Map Application © OGC 2004
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Handheld Map Application Image: GRASS on iPAQ/Linux (Photo: Jan Stankovic/MN, ITC-irst)
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Metadata Catalog & Search © OGC 2004
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Metadata Catalog & Search
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Web Map Servers (the Databases) © OGC 2004
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Web Map Servers
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10 May 2005UNSDI Workshop - FAO-HQ - Italy Conclusions Enormous potential for developing countries º No need for software piracy º Develop its own software and servicing industry º Currency stays in the country º Freedom to choose º Freedom to distribute
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