Charts JS
Simple yet flexible JavaScript charting for designers & developers.
http://www.chartjs.org/Material Icons
Material icons are beautifully crafted, delightful, and easy to use in your web, Android, and iOS projects.
https://material.ioOpenweather
OpenWeatherMap weather service is based on the VANE Geospatial Data Science platform for collecting, processing, and distributing information about our planet through easy to use tools and APIs.
http://openweathermap.org/