diff --git a/README.md b/README.md
index 44ebcfe..78787ba 100644
--- a/README.md
+++ b/README.md
@@ -127,6 +127,7 @@ See also [Friends of Rust](https://www.rust-lang.org/friends.html)(organizations
 
 * [ethaddrgen](https://github.com/Limeth/ethaddrgen) — Custom Ethereum vanity address generator made in Rust [<img src="https://api.travis-ci.org/Limeth/ethaddrgen.svg?branch=master">](https://travis-ci.org/Limeth/ethaddrgen)
 * [coinbase-pro-rs](https://github.com/inv2004/coinbase-pro-rs) - Coinbase pro client in Rust, supports sync/async/websocket [<img src="https://api.travis-ci.org/inv2004/coinbase-pro-rs.svg?branch=master">](https://travis-ci.org/inv2004/coinbase-pro-rs)
+* [Grin](https://github.com/mimblewimble/grin/) - Evolution of the MimbleWimble protocol
 * [polkadot](https://github.com/paritytech/polkadot) — Heterogeneous multi‑chain technology with pooled security
 * [parity-ethereum](https://github.com/paritytech/parity-ethereum) — Fast, light, and robust Ethereum client
 * [parity-bitcoin](https://github.com/paritytech/parity-bitcoin) — The Parity Bitcoin client [<img src="https://api.travis-ci.org/paritytech/parity-bitcoin.svg?branch=master">](https://travis-ci.com/paritytech/parity-bitcoin)