Map Warper

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Overview

Find maps and other imagery, upload, and rectify against a real map.

You can then download and use the rectified map in your mapping applications.

Just sign up and you can start uploading and get warping!

Upload Map!

What is it?

It's a free to use, open source map warper / map georectifier, and image georeferencer tool for individuals and small groups. Developed, hosted and maintained by Tim Waters. If you like this project, please consider donating to keep the project going.

Mail me at tim@geothings.net for more information!

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News

Internationalization (i18n) and Translations for Mapwarper. (English, Dutch, Japanese)
Many thanks to Ellen Gehring of Erfgoed Leiden en Omstreken for the Dutch translations. Ellen with the ELO wanted their own warper and because of this, support for locales, internationalisation and... read more

New shortcuts and add layer features in mapwarper.net
Mapwarper.net has been updated with several months of the latest code. Some of these features are directed towards the rectify map interface with the addition of keyboard shortcuts and the... read more

What’s coming to Mapwarper.net – new stuff!
Mapwarper.net is getting an upgrade of code early this first week in April. New things: Keyboard shortcuts New JSON-API and docs Map caching for faster maps Bigger map windows Upgraded... read more

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Last Rectified Maps

Map Title Year Last Updated Status
Gothog 1
1960 about 2 hours ago 3 control points
Dc map
- Title below bar scale: Rand, McNally & Co.'s business atlas map of Washington, D.C. - LC copy mounted on cloth backing. - Available also through the Library of Congress Web site as a raster image. - DCP
1910 about 6 hours ago 18 control points
Dk20 os w5 b ark. 8
(In 1 layer)
2023 about 11 hours ago 4 control points
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Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
Dk20 os w5 b ark. 4 DK20 obwodnica Stargardu
STEŚ-R Compiled by AndyB66. Download KML
2023 about 11 hours ago 5 maps 100%
(5 maps)
215 se 5 196811 Hong Kong 70s
Collection of latest out-of-copyright topographic maps in Hong Kong Compiled by Wright.one. Download KML
1973 about 21 hours ago 259 maps 100%
(258 maps)
Ignf pva 1 0  1920 02 23  ccf00c 241 1920 caf c 24 0008 Photographies aériennes de Nice Nord en 1920
Compiled by divulmappeur. Links: Source / Biblio Ref Download KML
1920 about 23 hours ago 5 maps 100%
(5 maps)
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