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!

Support Mapwarper.net

This server costs about €600 per year. Your donations help to keep it running.

So far for 2026 (Feb) there has been about €156 donated.
In 2025 you donated 80% of the server costs, many thanks!
Please Donate via Paypal

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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Year

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Last Rectified Maps

Map Title Year Last Updated Status
Skjermbilde 2026 03 23 kl. 19.25.47
2026 less than a minute ago 6 control points
653375160 1244323381209739 4664555128551116303 n
Профсоюзная, новый Ошский рынок, Северная объездная
2026 about 1 hour ago 4 control points
Ann arbor map chris 2026
2026 about 1 hour ago Unrectified
See all maps

Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
Pzt02.01 projekt zagospodarowania terenu page 1 Północna Śródmiejska Obwodnica Bielsko-Biała
Projekt zagospodarowania terenu Compiled by Kochbunker. Links: Source / Biblio Ref Download KML
about 5 hours ago 5 maps 100%
(5 maps)
6447 malaysia  kuala lumpur 63.36k 94 master Malaysia L7010 series (1960s)
Compiled by Zh9567. Download KML
1 day ago 29 maps 100%
(29 maps)
Missing ETATS ET TERRITOIRE DU CAUCASE
Compiled by quiblier . Links: Source / Biblio Ref
2009 2 days ago 0 maps 0%
(0 maps)
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