# Reference Library

## Github

[The Ocean + Shell Primitives repo](https://github.com/Shell-Protocol/Shell-Protocol/tree/main)

## Shell Protocol

[Shell Protocol website](https://shellprotocol.io/)

[Shell Protocol app](https://app.shellprotocol.io/trade)

## The Ocean

{% hint style="info" %}
There is an upcoming addendum to the Ocean white paper, to detail modifications in Shell v3 (launched January 2023).
{% endhint %}

Shell v2 [Ocean White Paper](https://shellprotocol.io/static/Ocean_-_Shell_v2_Part_2.pdf) (February 2022), [blog post](https://shellprotocol.io/posts/the-ocean/)

## Proteus AMM Engine

[Paper 3 (November 2022)](https://shell-protocol.notion.site/Proteus-AMM-Engine-Update-3-7f33b7e1561347b696874a8ba02b9782), [blog post](https://shellprotocol.io/posts/shell-launches-proteus-amm-engine/)

[Paper 2 (September 2022)](https://github.com/cowri/Proteus/blob/main/Proteus_white_paper_UPDATED.pdf) \[past iteration]

[Paper 1 (October 2021)](https://shellprotocol.io/static/Proteus_AMM_Engine_-_Shell_v2_Part_1.pdf) \[past iteration], [blog post](https://shellprotocol.io/posts/proteus-amm-engine/)

## **Legacy Resources (Shell v1)**

[Shell v1 White Paper](https://github.com/cowri/shell-solidity-v1/blob/master/Shell_White_Paper_v1.0.pdf) (October 2020)