Cardano 2.0.0: Cardano Node 1.13.0, Cardano Wallet 2020.6.5 - Release Notes
Cardano 2.0.0
Cardano 2.0.0 provides main Shelley features in the Cardano Node and Cardano Wallet backend updates.
Cardano Node 1.13.0
The Cardano node is the core of the Cardano blockchain. The Cardano Node 1.13.0 update provides main Shelley features and basic Shelley functionality for stake pools and delegation, and includes changes that prepare the Cardano blockchain for the Byron-to-Shelley hard fork operational change. The update delivers new and improved CLI commands, improved logging, tracing, error messages and documentation, and resolves a number of issues. The Shelley features have been pre-released for public testing and review on the Cardano Shelley Testnet. Cardano Node 1.13.0 was deployed to the mainnet and released on 9 June 2020. See the Cardano Node 1.13.0 GitHub release notes for details.
Cardano Wallet 2020.6.5
The Cardano wallet backend provides HTTP application programming interface and command-line interface for sending and receiving payments on the Cardano blockchain.
The Cardano Wallet 2020.6.5 update, integrated with Cardano Node 1.13.0, delivers Shelley support on Windows, MacOS, and Linux. It provides improvements in wallet restoration performance, product usability, documentation, and maintenance, and includes some fixes. See the release notes for more details. Cardano Wallet 2020.6.5 was released on 10 June 2020.
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Cardano versioning
https://iohk.io/blog/how-cardano-releases-are-versioned/
Cardano testnets
https://testnet.iohkdev.io/cardano/