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!

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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
Civitas londinium or the agas map of london
London c 1561
1561 23 minutes ago 291 control points
Macrepo 88951
This is a digitized image of a printed paper map of the Kitchener - Breslau Kitchener East, Ontario region Sheet No. 040P08E, published in 1976. It is the second edition in a series of maps, which show both natural and man-made features such as relief, spot heights, administrative boundaries, roads, railways, trails, waterways, buildings, terrain, and land formations. The photograph for this map was originally taken in 1972, by the Lockwood Survey Corporation Limited, based out of Toronto, ON, Canada. These various surveys were under the Surveys and Mapping Branch of the Department of Energy, Mines and Resources, Government of Canada. Original maps were digitally scanned and georeferenced as part of the Ontario Council of University Libraries OCUL Historical Topographic Map Digitization Project.
1976 24 minutes ago 50 control points
Map 1  insurance map of bridgetown barbados page 001
Fire Insurance map 1 of 6 of Bridgetown Barbados published by Charles E. Goad in 1895.
1895 42 minutes ago 16 control points
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Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
Siolim marna Regional Plan for Goa (RPG 2021)
Regional Plan for Goa 2021 Source: TCP Goa https://tcp.goa.gov.in/land-use-plan-regional-plan-for-goa-2021/ Compiled by Arun Ganesh. Links: Source / Biblio Ref Download KML
2021 about 4 hours ago 44 maps 100%
(44 maps)
Hopkins1919 plate29 Morris Canal in Jersey City circa 1919
Pages from 1919 Hopkins Atlas showing route of Morris Canal in Jersey City just prior to its official abandonment in 1922. Compiled by John Beekman. Download KML
1919 about 24 hours ago 14 maps 100%
(14 maps)
Assonora jiwrzcda Assonora Land Use 2021
Compiled by marlonrodrigues. Links: Source / Biblio Ref Download KML
2021 1 day ago 1 map 100%
(1 map)
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