> For the complete documentation index, see [llms.txt](https://docs.duo.exchange/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.duo.exchange/overview.md).

# Overview

Introducing `Duo Exchange`, an yield swapping protocol that allows LPs to boost airdrop points or yield. A single `Vault` contract houses liquidity provision from all LPs and routes points / yield according to an LP's preference.

<figure><img src="/files/jgj2sp1eTEswilmOah0z" alt=""><figcaption></figcaption></figure>

This simple setup creates powerful applications. Currently, there are duo exchanges that enables [Point-Yield Swap](/point-yield-swap.md) or [Variable-Fixed Yield Swap](/variable-fixed-yield-swap.md).&#x20;