Blockkeeper

BlockKeeper provides a user-friendly open source interface which simplifies crypto asset management and off-chain context documentation. We ensure highest privacy standards through a zero knowledge architecture and combine it with a great user experience. The BlockKeeper interface allows to process transactions on the Bitcoin blockchain and second layer applications such as lightning. In addition, tracking the context of transactions is ensured on a secure and private documentation layer for activities on all major blockchains. Additionally, the customer receives a portfolio overview of the cryptocurrencies he really owns and controls.