9 Downloadable computer software for managing and validating cryptocurrency transactions using blockchain-based smart contracts; Software for use in the field of blockchain; Software for use in the field of decentralized web software protocols; Distributed ledger platform software or software for distributed applications; Software for encrypting and enabling secure transmission of digital information over the internet; Software for the management of cryptographic security of electronic transmissions across computer networks; Software for creating and management smart contracts; Software for blockchain-based platforms; Computer software platforms, recorded and downloaded, for developing and building of distributed software applications; Downloadable and recorded computing platforms, protocols and decentralized applications (dApps), namely, computer software platforms and applications for developing and building distributed software applications, protocols and decentralized applications (dApps); Downloadable computer software for developing and building distributed software applications, distributed computing platforms, blockchain protocols, and decentralized applications (dApps); downloadable and recorded computer software for blockchain development and implementation, execution and management of secure data transactions, management of data escrow, and provisioning of shared and distributed ledgers; downloadable and recorded computer software for representation of data involved in and described in data transactions; downloadable and recorded software for development, testing, and integration of blockchain software applications to shared and/or distributed ledgers; Downloadable computer software for use in building, developing, executing, and running other software and applications on the blockchain; Downloadable computer software development tools for the creation of blockchain applications; Downloadable computer software development tools for blockchain based platforms; Downloadable application programming interface (API) software blockchain based platforms; Downloadable computer applications and platforms to facilitate the use of blockchain or distributed ledgers to execute, read, and record financial transactions, information storage, and data collection in connection with a decentralized blockchain contracts platform; downloadable computer software, namely, software for providing access to programming code for use in developing scalable, modular, interoperable blockchain applications for single and multiple blockchains; downloadable computer software, namely, software for providing downloadable programming software code to facilitate interoperability between blockchains