Alternatives to ESRI Geoportal Server for all platforms with Open Source License

  • OpenGeo Suite

    OpenGeo provides support and services around GeoServer, OpenLayers, PostGIS, GeoWebCache, and GeoExt. The OpenGeo Suite brings together the OpenGeo Architecture into a...

    Free Open Source Mac Windows Linux

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  • GeoServer

    The reference implementation of the Open Geospatial Consortiums WFS and WMS services, GeoServer is a full featured open source software server written in Java that...

    Free Open Source Mac Windows

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  • GeoNode

    GeoNode is a web-based application and platform for developing geospatial information systems (GIS) and for deploying spatial data infrastructures (SDI).

    Free Open Source Mac Windows Linux

  • Mapserver

    MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web. Originally developed in the mid-1990’s at the...

    Free Open Source Mac Windows Linux

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Platforms

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