BITCOIN WALLET - WASABI
Wasabi Bitcoin wallet is a unique open source that has in built TOR service plus a COINJOIN service to securely protect transactions and user privacy. COINJOI is a process where two or more users collaborate to make a particular transaction of common interest such as sending or receiving bitcoins. This is done in a decentralized way so that the service does not depend on third parties or centralized servers. Users also have the privilege to connect their hardware for cold storage using this service. Its sleek user interface is a combination of transparency and total control over funds.
For more information check the main wasabi faq It also provides dynamic fees according to the anonymity set of a coin. Click here to download Wasabi on Windows, Mac or Linux Operating system.
You can also get Wasabi Open source code on Github here