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!

News

Mapwarper.net emails improved
The Mapwarper.net server should be sending emails with the correct internals set up so they are less likely to end up in your spam inboxes now! For many weeks users... read more

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

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Last Rectified Maps

Map Title Year Last Updated Status
Map date 1931
1940 10 days ago 8 control points
Map date unknown
1940 10 days ago 5 control points
Map date unknown
1930 10 days ago 5 control points
See all maps

Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
Susquehanna Headwaters
Headwaters of the rivers Susquehanna and Delaware embracing the early patents on the south side of the Mohawk River. Says map was drawn about 1790 but shows nothing newer than 1775 Compiled by Tom Gifford. Download KML
1775 about 2 months ago 1 map 100%
(1 map)
Duanesburg
Compiled by Tom Gifford. Download KML
1760 about 2 months ago 1 map 100%
(1 map)
Erie Canal Plan
Plan of canal through present GE Main Plant Compiled by Tom Gifford. Download KML
1820 3 months ago 3 maps 100%
(3 maps)
View all Mosaics
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