Map Warper

Log In Create Account

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 22 Aug there has been about €376 donated. We've passed the halfway mark, thank you! 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!

Tags

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

Search for
Year

browse all maps


Last Rectified Maps

Map Title Year Last Updated Status
1619
1 minute ago 4 control points
212579 %e9%a0%81%e9%9d%a2 07
(In 1 layer)
2020 about 1 hour ago 3 control points
212579 %e9%a0%81%e9%9d%a2 06
(In 1 layer)
2020 about 2 hours ago 4 control points
See all maps

Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
212579 %e9%a0%81%e9%9d%a2 05 Nohi-odan Expressway
Compiled by tutuw002. Download KML
about 1 hour ago 3 maps 100%
(3 maps)
Chalatenango el salvador 50k 1983 USGS OpenTopo map Series E751 Nicaragua 1:50k by USGS under CCL
USGS OpenTopo map Series E751 Nicaragua 1:50k by USGS under CCL, USGS, OpenTopo, E751, OSM Compiled by miluethi. Links: Source / Biblio Ref Download KML
1986 2 days ago 272 maps 100%
(272 maps)
Missing Harford County, Maryland
Compiled by AidanM04. Download KML
1858 2 days ago 5 maps 40%
(2 maps)
View all Mosaics
Create a new mosaic