diff --git a/README.md b/README.md
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@@ -172,6 +172,7 @@ This list of tools and software is intended to briefly describe some of the most
 * [Archives Unleashed Notebooks](https://github.com/archivesunleashed/notebooks) - Notebooks for working with web archives with the Archives Unleashed Toolkit, and derivatives generated by the Archives Unleashed Toolkit. *(Stable)*
 * [Archives Unleashed Toolkit](https://github.com/archivesunleashed/aut) - Archives Unleashed Toolkit (AUT) is an open-source platform for analyzing web archives with Apache Spark. *(Stable)*
 * [Tweet Archvies Unleashed Toolkit](https://github.com/archivesunleashed/twut) - An open-source toolkit for analyzing line-oriented JSON Twitter archives with Apache Spark. *(In Development)*
+* [Web Data Commons](http://webdatacommons.org/) - Structured data extracted from Common Crawl. *(Stable)*
 
 ### Quality Assurance