There are different approaches and models to building on top of Arweave, so this section is meant as a collection of documents to describe these. This '2nd layer' encompasses many different aspects:
2nd layer, in this context, refers to anything that is not just a pure node on the network.
- Custom Gateways
- Gateway Features
- Native Apps that access the blockchain directly
- Local proxies, caches, etc, that provide access to user apps
This is the most informal of the sections at this time