TopoJSON
Aus Geoinformation HSR
Version vom 9. März 2020, 16:06 Uhr von Stefan (Diskussion | Beiträge)
An extension of GeoJSON that encodes topology. It is more compact than GeoJSON and it is used by data journalists and tools like forio D3.js, PowerBI or Looker, etc..
- Specification and Javascript tools: https://github.com/topojson/topojson
- Free online web tool to display, simplify and convert TopoJSON: https://mapshaper.org/
- Tools and demos by Mike Bostock (Javascript):
- topojson cli tool to create TopoJSON: https://github.com/mbostock/topojson
- About topojson tool (Javascript) "How To Infer Topology": https://bost.ocks.org/mike/topology/
- About topojson tool ff.: Converting Sapefiles to TopoJSON
- Programming with GeoJSON and TopoJSON (PDF, deutsch):
Data in TopoJSON format
- Swiss admin. boundaries, lakes and zip code (PLZ) geodata in TopoJSON format:
https://github.com/interactivethings/swiss-maps
- "Choropleth with wealth distribution of Switzerland" by huembelin’s Block: https://bl.ocks.org/huembelin/5452de6dff30c70d642439a7746ec418