> ## Documentation Index
> Fetch the complete documentation index at: https://nestcoin.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

At its core, Onboard is a *value exchange* protocol powered by an EVM-compatible smart contract escrow. This flexibility enables a broad range of use cases beyond crypto-fiat swaps.

Examples of how the Onboard Protocol can be used include, but are not limited to:

* [Crypto to fiat ramps](https://nestcoin.mintlify.site/use-cases/on-off-ramps.md)
* [Crypto swaps](https://nestcoin.mintlify.site/use-cases/crypto-nft-swaps.md#crypto-swaps)
* [NFT swaps](https://nestcoin.mintlify.site/use-cases/crypto-nft-swaps.md#nft-swaps)
* [Services & e-commerce marketplaces](https://nestcoin.mintlify.site/use-cases/marketplaces.md)
* [Decentralized lending](https://nestcoin.mintlify.site/use-cases/lending.md)


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.