The Free Wiki World MapFrederik Rammramm@geofabrik.de24C3Berlin, 29 December 2007
If you wantSEXyoure in the wrong room.Sex is in room 1.
What is OpenStreetMap?● Wiki-style world map of everything● CC-BY-SA licensed● Started in the UK, 3 years ago● 20k registe...
Why do we do it?● UK motif: Ordnance Survey lording it over● General idea: cool things can be done withproper geodata● Col...
Political aspect: Maps == Power● History is full of examples● Mapping the planet is an area of naturalmonopoly and we dont...
The OpenStreetMap Spirit● Very little rules – no project management● “brutally pragmatic”● broad community participation: ...
What have we got?
How does it work?
How does it work?+
How does it work?
How does it work?
Data modelTrackpoints
Data modelNodes
Data modelWayshighway = residentialname = Schillerstraßeoneway = truehighway = secondaryname = KaiseralleeTags
Maps == power revisited: abuse● “Result-oriented vandalism”:Dont like lorries in your backyard?Classify the road as a grav...
Power and abuse● first edit wars (Cyprus)● hard to deal with these and not be drawn intoconflict – lessons might be learne...
Why is it cool?● People can get the maps they want or need● Custom routing:
Why is it cool?● Mapping the planet means physical exercisefor Hackers ;-)● You get the source!
Heartbeat animation / idea and script by Barry Crabtree.
Nightfall animation / idea and script by Barry Crabtree.
Thanks! – Questions? Frederik Rammramm@geofabrik.deGEOFABRIK
Non-sponsored ad ;-)Buy our book (out February 2008)Frederik Ramm, Jochen Topf:OpenStreetMapLehmanns Verlag, Hamburg
The following two slides are not a planned part of thepresentation but may be used if the topics come up.
License Issues● CC-BY-SA unsuitable for geodata● OSM not licensor – cannot give authoritativeanswers on license questions●...
The OSM ToolchainAPI(Rails)EditorsPotlatch(Flash)JOSM(Java)Data Base...RenderersMapniktiles@homeosmarender,pdfatlas,...pla...
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]
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Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]

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Presented by Frederik Ramm at the 24th Chaos Communication Congress, Berlin, December 2007.

http://events.ccc.de/congress/2007/Fahrplan/events/2286.en.html
http://www.youtube.com/watch?v=TIe0SdpbfYA

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Frederik Ramm: OpenStreetMap, the free Wiki world map [24c3]

  1. 1. The Free Wiki World MapFrederik Rammramm@geofabrik.de24C3Berlin, 29 December 2007
  2. 2. If you wantSEXyoure in the wrong room.Sex is in room 1.
  3. 3. What is OpenStreetMap?● Wiki-style world map of everything● CC-BY-SA licensed● Started in the UK, 3 years ago● 20k registered users (10% active),175m GPS points
  4. 4. Why do we do it?● UK motif: Ordnance Survey lording it over● General idea: cool things can be done withproper geodata● Collecting data is fun● Political aspect: maps == power
  5. 5. Political aspect: Maps == Power● History is full of examples● Mapping the planet is an area of naturalmonopoly and we dont want THEM to haveit.● Monopoly fears not far-fetched: Teleatlasand Navteq takeovers
  6. 6. The OpenStreetMap Spirit● Very little rules – no project management● “brutally pragmatic”● broad community participation: “we haveunlimited free labour”● “GIS standardophobia”
  7. 7. What have we got?
  8. 8. How does it work?
  9. 9. How does it work?+
  10. 10. How does it work?
  11. 11. How does it work?
  12. 12. Data modelTrackpoints
  13. 13. Data modelNodes
  14. 14. Data modelWayshighway = residentialname = Schillerstraßeoneway = truehighway = secondaryname = KaiseralleeTags
  15. 15. Maps == power revisited: abuse● “Result-oriented vandalism”:Dont like lorries in your backyard?Classify the road as a gravel trackand theyll go away!
  16. 16. Power and abuse● first edit wars (Cyprus)● hard to deal with these and not be drawn intoconflict – lessons might be learned fromWikipedia● technical challenges (revision history – buteverything is linked!)
  17. 17. Why is it cool?● People can get the maps they want or need● Custom routing:
  18. 18. Why is it cool?● Mapping the planet means physical exercisefor Hackers ;-)● You get the source!
  19. 19. Heartbeat animation / idea and script by Barry Crabtree.
  20. 20. Nightfall animation / idea and script by Barry Crabtree.
  21. 21. Thanks! – Questions? Frederik Rammramm@geofabrik.deGEOFABRIK
  22. 22. Non-sponsored ad ;-)Buy our book (out February 2008)Frederik Ramm, Jochen Topf:OpenStreetMapLehmanns Verlag, Hamburg
  23. 23. The following two slides are not a planned part of thepresentation but may be used if the topics come up.
  24. 24. License Issues● CC-BY-SA unsuitable for geodata● OSM not licensor – cannot give authoritativeanswers on license questions● remixing with stuff from other free sourcesdifficult
  25. 25. The OSM ToolchainAPI(Rails)EditorsPotlatch(Flash)JOSM(Java)Data Base...RenderersMapniktiles@homeosmarender,pdfatlas,...planetdumpholyMySQLViewersSlippyMap(OpenLayers)GoogletilesGoogletiles

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