indeed, a very good starting point for Bitcoin privacy is:

https://wasabiwallet.io

Ideal fungibility requires every Bitcoin transaction to be indistinguishable from each other, but it is an unrealistic goal. ZeroLink's objective is to break all links between separate sets of coins. ZeroLink presents a wallet privacy framework coupled with Chaumian CoinJoin, which was first introduced in 2013 by Gregory Maxwell. A mixing round runs within seconds, its anonymity set can go beyond a single CoinJoin transaction's if needed, and its DoS resilience presumes a transaction fee environment above $1 Bitcoin.