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 2025 as of 3 June there has been about €344 donated. 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
5fi667   plan regulateur de brest et recouvrance  28vers 1865 29 hbidugsj
2025 36 minutes ago 3 control points
Dji fly 20250708 110634 16 1751966366675 photo
2025 41 minutes ago 10 control points
Dji fly 20250708 110514 13 1751966383100 photo
2025 about 1 hour ago 6 control points
See all maps

Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
B maps page 01 image 0001 B map mosaic
Compiled by Faye Wettstein. Download KML
about 8 hours ago 30 maps 100%
(30 maps)
1867 map of whole incorporated city of philadelphia plate 2 1867 Map of Whole Incorporated City of Philadelphia
A mosaic of two plates from a map Compiled by Ben Liebersohn. Download KML
about 14 hours ago 2 maps 100%
(2 maps)
Missing PMI
Compiled by amanda.
4 days ago 0 maps 0%
(0 maps)
View all Mosaics
Create a new mosaic