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ICON

ICON is a blockchain network and cross-chain interoperability framework. It provides general message passing, validator infrastructure, developer tooling, and ecosystem resources for teams building cross-chain applications.
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Description

ICON operates an L1 blockchain and cross-chain framework centered on its General Message Passing (xCall) interface, which standardizes cross-chain communication across supported protocols. Its ecosystem includes validator and network operations, ICX staking and governance, a Contribution Proposal System for funding teams building on ICON, and the Hana wallet. The supplied site states that the ICON Network will shut down on December 31, 2026 and that its legacy documentation is deprecated in favor of SODAX.