__Welcome to PayPal PHP SDK__. This repository contains PayPal's PHP SDK and samples for REST API.
> **Before starting to use the sdk, please be aware of the [existing issues and currently unavailable or upcoming features](https://github.com/paypal/rest-api-sdk-python/wiki/Existing-Issues-and-Unavailable%5CUpcoming-features) for the REST APIs. (which the sdks are based on)**
## SDK Documentation
[ Our PayPal-PHP-SDK Page ](http://paypal.github.io/PayPal-PHP-SDK/) includes all the documentation related to PHP SDK. Everything from SDK Wiki, to Sample Codes, to Releases. Here are few quick links to get you there faster.
* [ PayPal-PHP-SDK Home Page ](http://paypal.github.io/PayPal-PHP-SDK/)
* [ Wiki ](https://github.com/paypal/PayPal-PHP-SDK/wiki)
- Checkout the latest 1.0.0 release. Here are all the [ breaking Changes in v1.0.0 ](https://github.com/paypal/PayPal-PHP-SDK/wiki/Breaking-Changes---1.0.0) if you are migrating from older versions.
- Now we have a [Github Page](http://paypal.github.io/PayPal-PHP-SDK/), that helps you find all helpful resources building applications using PayPal-PHP-SDK.
## Prerequisites
- PHP 5.3 or above
- [curl](http://php.net/manual/en/book.curl.php), [json](http://php.net/manual/en/book.json.php) & [openssl](http://php.net/manual/en/book.openssl.php) extensions must be enabled