Nighthawk Wallet is an open source, privacy-focused self-custody wallet for Zcash (ZEC). It allows users to store, send, and receive ZEC, a digital currency designed for fast and confidential Internet and mobile transactions. The wallet automatically moves funds from transparent ZEC addresses to shielded addresses to ensure privacy. Nighthawk is powered by ECC/Zcash SDKs and offers additional features such as seed word backup, cryptocurrency exchange integration, and unstoppable domains support.