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!

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

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

Search for
Year

browse all maps


Last Rectified Maps

Map Title Year Last Updated Status
Service gdc gdcwdl wd l  03 03 7 wdl 03037 001998377
Old map of Scandinavia
1539 about 2 hours ago 125 control points
Townsendchart
2025 about 4 hours ago 11 control points
Uebersichtsblatt vom westlichen russland 1884 2 18 25 borders
2025 about 4 hours ago 8 control points
See all maps

Recent Mosaics

Mosaic Title Year Last Updated Number of Maps Percentage Complete
1.01  petta.pdf.png 1 Bengaluru RMP2015 PLU
Proposed Landuse composite map, from the Revised Master Plan 2015, prepared by BDA, for the Bengaluru region. Compiled by Vonter. Download KML
2007 about 13 hours ago 77 maps 100%
(77 maps)
Deliverymanagerservlet vqtdeajn MMBW Abbotsford
Melbourne and Metropolitan Board of Works detail plans of present-day (2025) Abbotsford. Compiled by Owen. Links: Source / Biblio Ref Download KML
1900 about 14 hours ago 3 maps 100%
(3 maps)
84243 202209 01 2022 929 HKG
Compiled by Wright.one. Download KML
1 day ago 64 maps 100%
(64 maps)
View all Mosaics
Create a new mosaic