diff --git a/readme.md b/readme.md
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+++ b/readme.md
@@ -31,6 +31,7 @@ Decentralized finance (#defi) is the movement that leverages open source softwar
 - Ethereum
   - [0x](https://0x.org/) ([source code](https://github.com/0xProject), [white paper](https://0x.org/pdfs/0x_white_paper.pdf)) - Protocol for decentralized exchange of Ethereum assets using relayers, now on version 2
   - [Bancor Protocol](https://about.bancor.network/protocol/) ([source code](https://github.com/bancorprotocol/contracts), [white paper](https://storage.googleapis.com/website-bancor/2018/04/01ba8253-bancor_protocol_whitepaper_en.pdf)) - Protocol for converting one token to another using "smart tokens"
+- [DutchX](https://dutchx.readthedocs.io/en/latest/index.html) ([source code](https://github.com/gnosis/dx-contracts), [white paper](https://dutchx.readthedocs.io/en/latest/_downloads/DutchX_Documentation.pdf)) - Decentralized trading protocol for ERC-20's that uses the Dutch auction model to achieve fair prices.   
   - [Hydro Protocol](https://hydroprotocol.io/) ([fork announcement](https://medium.com/hydro-protocol/why-we-are-forking-0x-97dc48ee0426), [source code](https://github.com/HydroProtocol), original white paper removed from website but is archived [here](https://whitepaper.io/document/170/hydro-protocol-whitepaper)) - A fork of 0x from DDEX with new order schema, a new matching engine, a different liquidity sharing model, and no ZRX token
   - [Kyber](https://kyber.network) ([source code](https://github.com/kybernetwork), original white paper removed from website but is archived [here](https://whitepaper.io/document/43/kyber-network-whitepaper)) - On-chain protocol for decentralized token swaps and for easy application integration
   - [Loopring](https://loopring.org) ([source code](https://github.com/loopring), [white paper](https://loopring.org/resources.html)) - Protocol for building decentralized exchanges