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MapServer

web mapping application development tool

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 28, 2026
Entity authorityQ545827
Source-derived summary

MapServer is an open-source development environment for building spatially enabled internet applications, built in the C language, and is widely known as one of the fastest Web mapping engines available. It can run as a CGI program or via MapScript which supports several programming languages (using SWIG). MapServer can access hundreds of data formats, any raster or vector format supported by GDAL, and reprojections on-the-fly are handled by PROJ. MapServer was originally developed by Steve Lime, then working at the University of Minnesota — so, it was previously referred to as "UMN MapServer", to distinguish it from commercial "map servers"; today it is commonly referred to as just "MapServer", and is maintained by the MapServer Project Steering Committee (PSC). MapServer was originally developed with support from NASA, which needed a way to make its satellite imagery available to the public.

Open Source Geospatial Foundation

In November 2005, Autodesk, the MapServer Technical Steering Committee Members, the University of Minnesota, and DM Solutions Group announced the creation of the MapServer Foundation. With this announcement, Autodesk announced that its internet mapping application, MapGuide, would be developed as an open source application with all new code and be named "MapServer Enterprise". The existing MapServer application would be renamed "MapServer Cheetah". This name change was overwhelmingly opposed by the MapServer community. Autodesk then backed off this name change and retained the name, "MapGuide" for its product. Also, plans to establish the MapServer Foundation were scrapped; Instead, the Open Source Geospatial Foundation (OSGeo) was established in 2006 to include MapServer and other open source GIS projects (which includes MapGuide Open Source).

Editorial summary

“MapServer” enters the record as web mapping application development tool. Crown Archives preserves that source wording while asking what MapServer, mapping and application can confirm, complicate or overturn.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—2005, 2006—that can be checked directly. The linked authority record independently contributes the date 1994. Its strongest next move is a source search built around MapServer, mapping and application.
Editorial analysis

Why this record matters

“MapServer” is worth following because a concise public description often conceals a longer documentary argument. Here, MapServer, mapping and application provides the most credible route into that argument.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Aug 28, 2026. The linked authority identifier is Q545827. 1 of 2 selected statements include explicit references; 1 carry qualifiers and 0 use preferred rank. The first chronological checks are 2005 and 2006.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “MapServer”, its source revision and the description used here.
  2. Expand the search: follow MapServer primary sources, MapServer archive and MapServer research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “MapServer”?
  2. Which cited source is closest to the event, object or claim?
  3. Which institution is responsible for the underlying evidence?
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Source & attribution

This entry incorporates text from MapServer” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.