Odaily Planet Daily News: The Polkadot ecosystem has launched a new Polkadot Ledger application, which is proposed, supported and funded by the Polkadot community. The new Polkadot Ledger application will enable users to interact with Polkadot and all its parachains in one application. It is reported that the application was launched on July 1, 2024 and can be used on Ledger Live on all Ledger devices. At the time of launch, Polkadot, Kusama and all system chains have been fully integrated, and parachains will be integrated one after another. (PolkaWorld)