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MapStore Release 2021.01.00
Dear Reader, We are pleased to announce the release 2021.01.00 of MapStore, our flagship Open Source WebGIS product. The full list of changes for this release can be found here. This blog highlights t…
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That Was 2020
Overview of my professional life in 2020. Highlights of living and working in the Open Source Geospatial and OSGeo(.nl|.org)-world in 2020. Organized by “Theme”. Yes, 2020 was a “special year” in pand…
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Fixing Buffer for fixing Polygons
The OGC Simple Features specification implemented by JTS has strict rules about what constitutes a valid polygonal geometry. These include:Polygon rings must be simple; i.e. they may not touch or cro…
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Randomization to the Rescue!
Now that OverlayNG has landed on JTS master, it is getting attention from downstream projects interested in porting it or using it. One of the JTS ports is the Net Topology Suite (NTS) project, and i…
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Waiting for PostGIS 3.1: GEOS 3.9
This post originally appeared on the Crunchy Data blog. While we talk about “PostGIS” like it’s one thing, it’s actually the collection of a number of specialized geospatial libraries, along with a…
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pycsw turns 10!
10 years – Happy birthday pycsw! 🎉 This year (02 December) marks the 10th anniversary of the pycsw project. From the initial commit on SourceForge, and subsequent announcement, of the project, pycsw…
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Experimental Azure PaaS support in the SQL Server FDO provider
Do you use MapGuide? Do you also use SQL Server on Azure and have lamented for the longest time the inability of the SQL Server FDO provider to read/write data to a Azure-PaaS-hosted SQL Server db? Th…
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OverlayNG lands in JTS master
I'm happy to say that OverlayNG has landed on the JTS master branch! This is the culmination of over a year of work, and even more years of planning and design. It will appear in the upcoming J…
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MapStore Release 2020.02.01
Dear Reader, We are pleased to announce the release 2020.02.01 of MapStore, our flagship Open Source WebGIS product. The full list of changes for this release can be found in the GitHub Project. This…
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Extracting trajectory-based flows between M³ prototypes
Rendering large sets of trajectory lines gets messy fast. Different aggregation approaches have been developed to address this issue. However, most approaches, such as mobility graphs or generalized f…
