Rustwrench is a boilerplate .NET template for new Shopify apps, fully equipped for handling Shopify's OAuth process, subscription billing and webhooks. It combines a C# + Nancy + CouchDB backend with a React SPA frontend to help you quickly get your Shopify app off the ground.
Rustwrench is currently a work in progress. Can't wait to get started building your own Shopify application or integration? Pick up a copy of The Shopify Development Handbook, a premium guide for building rock-solid Shopify apps.