> ## Documentation Index
> Fetch the complete documentation index at: https://docs.onboard.xyz/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](/use-cases/on-off-ramps)
* [Crypto swaps](/use-cases/crypto-nft-swaps#crypto-swaps)
* [NFT swaps](/use-cases/crypto-nft-swaps#nft-swaps)
* [Services & e-commerce marketplaces](/use-cases/marketplaces)
* [Decentralized lending](/use-cases/lending)