Extend controllers using callbacks

Add county model to address

Spree extension that adds CPF to address field

Implement a custom checkout with Spree. The goal here is to merge guest signup, address and delivery on the same page.

Display Custom notifications on Spree Store

Adds delivery date and time during checkout

Spree extension to enable or disable cart

Adds drop shipping functionality to Spree stores.

Adds Dwolla as a Payment Method to Spree

Provides easy redirection in Spree after login in.

Adds Ebsin Payment Method option in admin, which can be enabled for payments using Ebsin(http://www.ebs.in/) on your Spree store.

Supports Edrone

Admin can manage Maker Variant informations "Product Code(13 digits within)", "Stock" to associate as ERP Variant.

Add Payment GayeWay GGE4

Integration Spree Commerce with Fosdick API (full service fulfillment services)

Spree extension with custom calculators to quote shipments via Frenet

Integration your e-commerce app with Granify (Automatic Revenue Optimization Platform for Ecommerce). Can be used not only with Spree Commerce based apps

some gem description here

Add iDEAL payment to spree

A simple Plugin to Import Products on Spree