diff --git a/README.md b/README.md
index a9d82b2..a2f6b94 100644
--- a/README.md
+++ b/README.md
@@ -834,6 +834,7 @@ Long list of geospatial analysis tools. Geospatial analysis, or just spatial ana
 * [Ginkgoch](https://ginkgoch.com) - Ginkgoch is a GIS visualization, analyze library on Node.js. It allows to build cross-platform GIS services, desktop and mobile apps.
 * [leaflet-providers](https://github.com/leaflet-extras/leaflet-providers) - An extension to Leaflet that contains configurations for various free tile providers.
 * [landsat8.earth](https://github.com/kylebarron/landsat8.earth) - 2D/3D WebGL-powered Landsat 8 satellite imagery analysis.
+* [procedural-gl-js](https://github.com/felixpalmer/procedural-gl-js) - Procedural GL JS is a library for creating 3D map experiences on the web, written in JavaScript and WebGL. It is built on top THREE.js.
 
 
 ## R
@@ -1089,6 +1090,7 @@ Long list of geospatial analysis tools. Geospatial analysis, or just spatial ana
 * [bv](https://github.com/daleroberts/bv) - bv is a small tool to quickly view high-resolution multi-band imagery directly in your iTerm 2.
 * [CometTS](https://github.com/CosmiQ/CometTS) - Comet Time Series Toolset for working with a time-series of remote sensing imagery and user defined polygons.
 * [Kongsberg Geospatial's TerraLens SDK](https://www.kongsberggeospatial.com/products/terralens) - SDK designed for easy project integration and quick implementation in virtually any development environment. TerraLens provides real-time 2D and 3D mapping with powerful data visualization tools.
+* [procedural-gl-js](https://github.com/felixpalmer/procedural-gl-js) - Procedural GL JS is a library for creating 3D map experiences on the web, written in JavaScript and WebGL. It is built on top THREE.js.
 
 
 ## Tools