What is This?
The class library comes with FREE, fully functional /samples and empty /templates ready for you to work
with. The demo kits
available here are more complete and tie together a number of APIs within a basic shopping cart
interface so that you can see how everything flows together.
How Does This Work?
Checkout one of the FREE demo kits included by clucking the Launch button. This will allow you
see an example of how the demo kits work.
The HTML and code has lots of comments explaining
what is going
on so that you can see it for yourself, and learn from it.
Additional demo kits are available
for purchase and can be installed here to complete your collection.
REST API
API v2
PayPal Checkout
w/ Line Items
Learn how to integrate PayPal Checkout w/ Line Items using PayPal's REST API v2. It allows you to create and capture an order using the Orders API.
PayPal Checkout Smart Payment Buttons Client Side
Learn how to integrate PayPal Checkout using PayPal's javascript SDK. This code runs client side and always keeps you current with the latest button styles and payment features.
PayPal Checkout Smart Payment Buttons Server Side
Learn how to integrate PayPal Checkout using PayPal's javascript SDK. This code runs server side by making an ajax call and always keeps you current with the latest button styles and payment features.
API v1
PayPal Checkout
w/ Line Items
Learn how to integrate PayPal Checkout w/ Line Items using PayPal's REST API. It allows you to create and execute payments using the REST API.
Checkout Smart Payment Buttons Client Side
Learn how to integrate PayPal Checkout using the checkout.js JavaScript code. This code always keeps you current with the latest button styles and payment features.
PayPal Checkout Smart Payment Buttons Server Side
Learn how to integrate PayPal Checkout using the checkout.js JavaScript code. This code always keeps you current with the latest button styles and payment features.
PayPal Checkout Billing Agreement
Payments API
Learn how to Use billing plans and billing agreements to create an agreement for a recurring PayPal payments for goods or services.
PayPal Identity
Log In with PayPal - Basic Scope
Log In with PayPal (formerly PayPal Access) is a commerce identity solution that enables your customers to sign in to your web site quickly and securely by using their PayPal login credentials.
PayPal Identity
Grant API Permissions
Log In with PayPal (formerly PayPal Access) is a commerce identity solution that enables your customers to sign in to your web site quickly and securely by using their PayPal login credentials.
Create Payment
Direct Credit Card
Learn how to create a payment using direct credit card processing.
PayPal Vault
Save Credit Card on File
Learn how to use the PayPal Vault API to securely store customer credit cards rather than on your server.
Token Payment (Reference Transaction)
Pay with Vaulted Card
Learn how to process a payment using a saved (vaulted) card in PayPal.
Create & Send Invoice
3rd Party User
Learn how to create and send a PayPal Invoice on behalf of a third party user.
Classic API
Important Note
The classic API is still available, but is being labeled as deprecated. You can still use them, and they work very well, but if you are starting fresh you may want to look at REST instead.
Express Checkout
Basic
Here we are integrating Express Checkout without any line item details or any extra features. We obtain the user's shipping information so that we can calculate shipping and tax, but otherwise no additional data is included with this checkout demo.
Express Checkout
w/ Line Items
Here we expand on our basic Express Checkout demo to add individual order items to the API requests so that the data is available within PayPal's checkout review pages transaction details.
Express Checkout
Digital Goods
Learn how to implement digital goods (micro-processing rates) into PayPal Express Checkout.
Express Checkout Billing Agreement
Billing Agreement
Learn how to implement Billing Agreement into PayPal Express Checkout.
Express Checkout Parallel Payments
Parallel Payments
Learn how to implement Parallel Payments into PayPal Express Checkout.
Express Checkout
3rd Party No Permissions
Learn how to integrate Express Checkout on behalf of a 3rd party with no API permissions required.
Express Checkout
In-Context
Learn how to implement Express Checkout In-Context so that users are not redirected away from your site for payment.
Express Checkout
Recurring Payments
Learn how to create subscription profiles using the Recurring Payments API.
Express Checkout
Shipped Items + Subscription
Learn how to implement Express Checkout with shipped items and Subscription / Recurring Payments together on a single order.
Payments Pro 2.0
PayFlow
See how to integrate credit card processing directly on your site using PayPal's PayFlow gateway. This allows users to enter credit card details directly on your site without any redirect to PayPal at all.
Payments Pro 2.0
PayFlow Recurring Billing
Here we use the PayFlow gateway to setup recurring billing / subscription profiles. This is done using a credit card directly just like the Payments Pro basic demos.
Website Payments Pro 3.0
DoDirectPayment
Use the DoDirectPayment API to accept direct credit card payments on your website from buyers who do not have a PayPal account. PayPal processes the payment in the background.