1
CartFlows Partial
Replaces checkout with its own form (offers a Checkout Form block); no block-checkout compatibility declared.
81feature score
WordPress WooCommerce Checkout Plugins with Cart & Checkout blocks
Works with the block-based Cart and Checkout. 6 of the 8 plugins we track include it.
2
FunnelKit Funnel Builder Partial
Takes over the checkout; changelog shows notices and fixes for block-based checkouts.
88feature score
3
CheckoutWC Partial
Replaces the block Checkout with its own template; cart, mini cart and product blocks still work.
83feature score
4
Checkout Field Editor for WooCommerce (ThemeHigh) Included
Supports the block checkout with 10 free field types and custom sections.
49feature score
5
Fluid Checkout Partial
Declares Cart/Checkout blocks compatibility but replaces the Checkout block with its own layout.
44feature score
6
Flexible Checkout Fields Via add-on
Needs WP Desk's separate free Checkout Fields for Blocks plugin; its conditional and pricing add-ons are paid.
41feature score