January 16, 2026
by chris
1 Comment
Over the past years i have produced and discussed here various regional high quality and high resolution satellite image mosaics – the Musaicum series. These are available for licensing as originally produced, in the MGRS grid of the Sentinel-2 data … Continue reading
January 15, 2026
by chris
1 Comment
I want to write here about a subject that is essentially as old as tiled digital maps but that is, none the less, at least partly ignored by map designers, map operators and software developers alike, although each of them … Continue reading
January 2, 2026
by chris
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I have written about display of various landforms and topographic features in maps previously – in particular linear elements like cliffs, ridges and gullies. But there is one terrain form that stands out as uniquely iconic in maps – that … Continue reading
December 27, 2025
by chris
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This third and last part of my short series with discussions of recent changes of road rendering in the Alternative-Colors map style is an actual feature addition. I added rendering of highway=crossing. highway=crossing currently is the most widely used primary … Continue reading
December 23, 2025
by chris
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In the previous post i mentioned casually that the drawing of roads with round line caps at inner junctions of the road network works also with layered display of roads, i.e. with bridges and tunnels. While that is true in … Continue reading
December 21, 2025
by chris
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This is the first post in a short series i intend to publish on recent changes in road rendering in the Alternative-Colors map style. One of the most fundamental techniques of digital rule based map design since the beginning has … Continue reading
December 20, 2025
by chris
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I have made a number of changes to the road rendering in my experimental map style in recent months, which i intend to discuss in a number of upcoming blog posts here. In addition to these changes i also made … Continue reading
December 10, 2025
by chris
2 Comments
As indicated in my Hack weekend report i updated the Styleinfo analysis of my Alternative Colors style. This includes some changes in the style i have not yet discussed here on the blog. What is interesting to look at is … Continue reading
November 19, 2025
by chris
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Two weeks ago i participated in the OpenStreetMap Hack Weekend in Karlsruhe. I was not able to take part in many OpenStreetMap related in-person meetings in recent years due to a mixture of lack of budget and scheduling conflicts. So … Continue reading
November 5, 2025
by chris
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I am happy to introduce the fourth large regional high resolution mosaic from my Musaicum satellite image mosaic series. The Musaicum images are a series of regional satellite image mosaics based on Sentinel-2 data started in 2023 that are produced … Continue reading