Merge pull request #110 from mhogeweg/patch-1

added Geoportal Server, an open source catalog

Author: Haley Van Dyck

Diff for: index.md

@@ -82,6 +82,8 @@ This section is a list of ready-to-use solutions or tools that will help agencie
 
 4-14 [DataVizWiz](https://drupal.org/project/datavizwiz) - A [Drupal](http://drupal.org) module that provides a fast way to get data vizualizations online.
 
+4-10 [Esri Geoportal Server](https://github.com/Esri/geoportal-server/) - Open source catalog supporting ISO/FGDC/DC/... metadata with mapping to DCAT to support agency.gov/data.json listings in addition to providing [OGC CSW](http://www.opengeospatial.org/standards/cat), [OAI-PMH](http://www.openarchives.org/pmh/) and [OpenSearch](http://www.opensearch.org). Supports automated harvesting from other open catalog sources.
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 ##5. Resources