diff --git a/README.md b/README.md
index e59056b..f611504 100644
--- a/README.md
+++ b/README.md
@@ -373,6 +373,7 @@ Long list of geospatial analysis tools. Geospatial analysis, or just spatial ana
 * [EarthPy](https://github.com/earthlab/earthpy) - A package built to support working with spatial data using open source python.
 * [scikit-mobility](https://github.com/scikit-mobility/scikit-mobility) - Mobility analysis in Python.
 * [MovingPandas](https://github.com/anitagraser/movingpandas) - Implementation of Trajectory classes and functions built on top of GeoPandas.
+* [geojson-area](https://github.com/scisco/area) - Calculate the area inside of any GeoJSON geometry.
 
 
 ## Perl