1. JWR 2 nd Dec 2013 wwww.OpenEarth.eu

2. OpenEarth is a workflow, and one free instance of that workflow Tools: internal + external: anything too small for separate B&O repos.deltares.nl svn.oss.deltares.nl - Share with entire Deltares - Share with the entire world - Marketing umbrella

3. Communities: for science we can: 400 million

4. Communities: developers formerly known as users Wikipedia’s 1 % rule: 100 visitors: only 1 contributes many users = many contributions 1% of 400 million = 4 million provided the workflow is organized smoothly Is the Delta tools community big enough ?

5. ` OpenEarthTools management philosophytechnology community

6. OpenEarth philosophy Open up & collaborate philosophy Non-zero sum game: 1 + 1 = 3 Tragedy of the Commons OpenEarth wants to keep sharing going

7. OpenEarth philosophy Open up & collaborate community

8. OpenEarth philosophy Open up & collaborate all collaborating is not enough chaos coordination needed but no overall boss we need smooth workflow like wikipedia

9. OpenEarth philosophy technology Open up & collaborate check this out

10. OpenEarth community: social media & hands-on philosophytechnology community

11. LinkedIn group 327 members

12. Svn unique user growth (count of 1 st checkouts)

13. Svn trunk commits

14. Svn unique contributor growth McTools introduction GooglePlot

15. A carrot rather than sticks weather models 10 km resolution satellite data 1km resolution Dutch digital elevation maps 100 m resolution scale of interest: km/yr coastal bathymetry 10 m resolution dune profiles 1m resolution Proces scale: km/yrscale of interest: km/yr

16. GooglePlot toolbox 2D Delft3D CSM

17. GooglePlot toolbox 2D Delft3D MarkermeerDelft3D Kartina

18. GooglePlot toolbox 2D Delft3D KartinaUnesco-IHE Westernschelt

19. GooglePlot toolbox 3D Delft3D Markermeer

20. GooglePlot toolbox 3D Delft3D Rhine Rofi

21. GooglePlot toolbox 3D Delft3D Rhine Rofi

22. GooglePlot toolbox 3D Delft3D Rhine Rofi

23. Matlab GooglePlot: Rayleigh distribution: almost perfect?

24. Delft3D: large ROI !

25. Matlab

26. Python

27. R

28. Sprint sessions: hands-on outreach & feed-back prior to annual NCK days, at Delft Software Days, and now JWR coures!