Home - Map Warper

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!

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!

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

Last Rectified Maps

Title	Year	Last Updated	Status
Indigenous Peoples and Languages of Alaska Revised version of Krauss' 1974 1982 Native Peoples and Languages of Alaska map. Map boundaries digitized and stored in GIS. Includes approximately 270 Native place names. Language boundaries can be downloaded as an ESRI shapefile IPLA_languages.zip. Both language boundaries and place names including language status information from 1974, 1982 , 1995 can be downloaded as an ESRI file geodatabase IPLA.gdb. ESRI shapefile with place name IPLA_names.zip is also available, but fonts may not display correctly due to limitations of the file format. Updated 2012-04-06. IPLA_names updated 2013-07-17 View Map \| Rectify Map \| Download KML Links: Source / Biblio Ref	2010	about 1 hour ago	100 control points
Catalogue of Canadian Fire Insurance Plans, 1875-1975 Dubreuil, L. and C. Woods, "Catalogue of Canadian Fire Insurance Plans, 1875-1975" Occasional papers of the Association of Canadian Map Libraries and Archives, No. 6 Ottawa: Association of Canadian Map Libraries and Archives, 2002, pp. 500. View Map \| Rectify Map \| Download KML Links: Source / Biblio Ref	1915	about 2 hours ago	9 control points
hynet pipeline View Map \| Rectify Map \| Download KML	2025	about 3 hours ago	7 control points

See all maps

Recent Mosaics

Title	Year	Last Updated	Number of Maps	Percentage Complete
Denver 1929 Sanborn Compiled by Dennis. Links: Source / Biblio Ref Download KML	1929	about 8 hours ago	56 maps	100% (56 maps)
h ju Compiled by Anda.		1 day ago	0 maps	0% (0 maps)
Regional Plan for Goa (RPG 2021) Regional Plan for Goa 2021 Source: TCP Goa https://tcp.goa.gov.in/land-use-plan-regional-plan-for-goa-2021/ Compiled by Arun Ganesh. Links: Source / Biblio Ref Download KML	2021	2 days ago	201 maps	100% (201 maps)

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