### 1. Choose your platform
First, choose an e-commerce platform to set up and configure Affirm using the applicable extension. Affirm offers integration options for some of the most popular e-commerce platforms such as [Magento](🔗), [Shopify](🔗), [WooCommerce](🔗) and many more. No matter which platform you're using, setup is easy and only requires a few simple steps.
### 2. Set up your Affirm account
Next, you will need a Merchant account to get Affirm up and running on your platform. Sign up for a merchant account [here](🔗).
### 3. Add Affirm to your e-commerce platform
Now that you've signed up and created your Merchant account and can log into your Affirm dashboard, you can add Affirm to your store by installing our Affirm extension onto your e-commerce platform. You can find the relevant documentation on how to do so below..
Direct API integration
If you are not on a supported platform, you can integrate Affirm into your store directly through our [Direct API](🔗)
## Most popular
These are the most popular platforms for integrating Affirm.
## Merchant self-service
Don't have a merchant account?
If you do not have an Affirm account and would like to get started, you can sign up for a merchant account [here](🔗). If you have an Affirm account already and are ready to integrate, click on your platform below.
Affirm's self-service platform is available for businesses that are on supported e-commerce platforms, with Affirm's seamless plug-in. It’s the easiest and quickest way to get your site up and running with Affirm.
## All platforms
You're able to integrate Affirm on a large selection of e-commerce platforms.