1. Prepared by: Ket Mengcheang
website: teangtnaut.org
Email: mengcheang@teangtnaut.org

2. What is OpenStreetMap?
 Maps can be used by anyone without
copyright restrictions
 Editable by anyone
 Anyone can contribute new data to the
map or even edit the existing data
 A free and open data source
 The raw map data is available for
anyone to use in whatever way they like

3. Why the OSM is important?
 Existing Data not Free & Open
 Limits your rights to use the data as
you wish
 Data as a Static Snapshot
 Commercial data may be years old
 Existing data not editable
 If you discover an error in an existing
map, you cannot instantly edit it

4. Where on the web?
 Main site
http://www.openstreetmap.org
 Wiki (the first point of call for all aspects
of OSM-related information)…
http://wiki.openstreetmap.org/wiki/Main_Pa
ge

6. How does OSM work?
 Provide an Open Platform
 OSM Users may freely input and extract data
 Raw sources for OSM map
 GPS track logs
 Existing Free Data Sources (eg Road with
label, land administration boundary, lakes ,
ponds, rivers, protection area, etc.)
 Historical Maps – Out of Copyright mapping
 Bing / Yahoo! Aerial Imagery
 Users Create Map from Raw Sources

7. What are our results so far?

8. Let join it
together
www.facebook.com/UVCambodia/
www.facebook.com/groups/270719
943021648/