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Nunchuk is a Bitcoin wallet designed for collaborative custody, enabling teams and individuals to securely manage Bitcoin assets through a multi-signature approach. It provides a seamless and user-friendly interface for managing Bitcoin wallets, offering advanced features such as distributed control, easy key management, and multi-device support. Nunchuk emphasizes security and flexibility, allowing users to manage their private keys across various devices while maintaining full control over their funds.

Sparrow Wallet is a Bitcoin wallet designed for users who prioritize financial sovereignty, security, and privacy. With a focus on usability and transparency, Sparrow allows users to have full control over their Bitcoin transactions, offering detailed insights into UTXOs and transactions. It supports a variety of features including single-signature and multisignature wallets, hardware wallet integration, full PSBT support, and a unique transaction editor. Sparrow aims to be a privacy-conscious wallet that caters to both beginners and advanced users, enabling seamless integration with Bitcoin's security features.

Kraken is a leading cryptocurrency exchange known for its reliability, security, and user-friendly platform. It offers access to over 200 digital assets, including Bitcoin, Ethereum, and many altcoins, allowing both beginners and experienced traders to buy, sell, and manage their crypto portfolios. Kraken provides a wide range of services, from spot trading and margin trading to staking and rewards, all while ensuring industry-leading security standards. Whether you’re an individual investor or a large institution, Kraken offers tools to meet your crypto needs.