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 [![License: MPL 2.0](https://img.shields.io/badge/License-MPL_2.0-brightgreen.svg)](https://opensource.org/licenses/MPL-2.0)
 
+Gravatar SDK is a Swift library that allows you to integrate [Gravatar](https://gravatar.com/) features into your own iOS applications.
+
+## Features
+
+- Avatar URL calculator based on email and several [query options](https://docs.gravatar.com/general/images/).
+- Avatar downloading based on email or url.
+  - `UIImageView` extension to directly set the downloaded image.
+  - Built-in image cache(also the ability to inject your own cache).
+- Avatar uploading to a [Gravatar](https://gravatar.com/) account.
+- Gravatar profile fetching based on email.
+
 ## Example
 
 ## Requirements