MapWindow GIS
MapWindow GIS: A capable free Windows GIS for spatial data, geoprocessing, and developer extensions. Ranked #29 of 64 in GIS Software by our editors (6.3/10); pricing: Free plan; best for free Windows desktop GIS basics.
At a glance
- Editor score6.3 / 10
- PricingFree plan
- Best forFree Windows desktop GIS basics
- Free planYes
- Paid fromFree
- Spatial analysisAdvanced
- Founded1998
- Facts checked20 Sep 2026
Where it wins
- Free, open-source desktop GIS for viewing, editing, and analysis
- Supports raster, vector, WMS, GDAL, and multiple geodatabases
- Plugin architecture plus an ActiveX control and Windows API
Where it doesn't
- Windows-only deployment limits cross-platform use
- The verified feature set is narrower than broad GIS suites
- Documentation and copyright information are dated
Our verdict on MapWindow GIS
MapWindow GIS is a free, open-source desktop geographic information system for viewing, editing, analyzing, and extending spatial data. It is aimed at users who need Windows desktop GIS basics without a licensing fee, as well as developers building Windows-based mapping applications. The MapWindow5 application uses a plugin architecture and supports vector and raster visualization, geodatabases, WMS, multithreaded tools, and the MapWinGIS mapping engine.
Its strongest fit is an open spatial-data workflow with established GIS formats and services. MapWindow GIS supports PostGIS, MS-SQL Spatial, and SpatiaLite geodatabases, along with WMS and GDAL/OGR. Raster and grid data handling through GDAL, plus geoprocessing operations such as buffering and clipping, give it useful coverage for common mapping and spatial-analysis tasks. Plugin-based extensibility also lets the desktop application expand beyond its core capabilities. Users working with these technologies on Windows should find the ecosystem alignment more relevant than users seeking a broad cloud collaboration environment.
The developer-facing components extend the product beyond a standalone desktop viewer. MapWinGIS provides an ActiveX control and API for Windows application development, while the broader project also provides the DotSpatial .NET GIS library. Those options make MapWindow GIS worth considering for Windows developers who want to embed mapping capabilities or work within a .NET-oriented GIS stack. The trade-off is platform scope: deployment is limited to Windows, and the verified feature set is narrower than that of broader GIS suites. Choose MapWindow GIS for free desktop mapping, raster and vector work, and Windows development; choose an alternative if cross-platform coverage or a wider feature range is central.
Your product? Our editors can test MapWindow GIS in depth and publish a review, labelled as paid · from $149/mo →
MapWindow GIS pricing
MapWindow GIS fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Deployment | Desktop |
| Spatial analysis | Advanced |
| Web mapping | Not verified |
| Dashboard builder | Not verified |
| Raster data support | Yes |
| Mobile apps | Not verified |
| Deployment | Desktop |
| Platforms | Windows |
| Support | Email, Community, Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Integrations | 5 integrations: PostGIS, MS-SQL Spatial, SpatiaLite, WMS, GDAL/OGR |
| Pricing | Free plan |
| Website | mapwindow.org |
| Facts checked | 20 Sep 2026 |
MapWindow GIS integrations
MapWindow GIS lists 5 integrations on its own site.
- PostGIS
- MS-SQL Spatial
- SpatiaLite
- WMS
- GDAL/OGR
Alternatives to MapWindow GIS
- QGISA broad, no-cost GIS for advanced analysis, editing, mapping, and publishing.9.4
- GRASS GISA deep analytical GIS for technical teams that value open-source and scripted workflows.9.2
- Google Earth EngineA specialized GIS platform for large-scale satellite imagery, raster analysis, and geospatial computation.9.1
See all MapWindow GIS alternatives →
Used MapWindow GIS? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used MapWindow GIS for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
MapWindow GIS is listed in our GIS Software directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/mapwindow-gis/"><img src="https://www.itechguides.com/best/badge/mapwindow-gis.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update