- The Centre for Advanced Spatial Analysis - The Centre for Advanced Spatial Analysis (CASA) is one of the leading forces in the science of cities, generating new knowledge and insights for use in city planning, policy and design and drawing on the latest geospatial methods and ideas in computer-based visualisation and modelling.
- http://spatial.ly/ - (or http://spatialanalysis.co.uk/) spatial.ly is written by James Cheshire. James is a lecturer at the UCL Centre for Advanced Spatial Analysis where he researches, teaches and maps.
- Eurostat regional data by Markus
- Stanford Spatial History Lab Interesting visualizations, but they have most likely not used open source programs.
- MPIDR Population History GIS Collection Data Files
- Recent question at the Stack Exchange Is there a source for historical shapefiles and tiles? - check discussions
- Historical GIS Research Forum
- FSU Coal Spatial Data Directory - Soviet Union borders, roads, railways
- Land Resources of Russia
- Quantum GIS - A Free and Open Source Geographic Information System
- GEOda - Arizona State University - GeoDa Center for Geospatial Analysis and Computation
- CRAN Task View: Analysis of Spatial Data
- rMaps in Github - rMaps is an R package to create, customize and publish interactive maps from R
Github Native support for .geojson files
- Leaflet - Leaflet is a modern open-source JavaScript library for mobile-friendly interactive maps.