# Extensibility in WooCommerce Blocks

These documents are all dealing with extensibility in the various WooCommerce Blocks.

## Checkout Block

| Document | Description |
| ---------- | ---------- |
[Payment Method Integration](./payment-method-integration.md) | Information about implementing payment methods.
[Checkout Flow and Events](./checkout-flow-and-events.md) | All about the checkout flow in the checkout block and the various emitted events that can be subscribed to.