XCM

Padrão de Contrato Inteligente

Cross-Consensus Messaging Format: a universal, versioned message format for expressing instructions between heterogeneous consensus systems (parachains, relay chains, smart contracts, bridges). XCM is a messaging format, not a protocol — it defines what messages mean, not how they are transported. Built around a XCVM (Cross-Consensus Virtual Machine) with a register-based instruction set. Enables trustless asset transfers, remote execution, and cross-chain governance across the Polkadot ecosystem and beyond.

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Detalhes

Licença https://github.com/polkadot-fellows/xcm-format
Status de Dev 🟢 Ativo
Detalhe do Status de Dev Active (v4 current specification)
Proprietário Polkadot Fellows (polkadot-fellows/xcm-format); originally authored by Gavin Wood / Parity Technologies
Órgão de Governança Polkadot Fellows (on-chain technical collective, polkadot-fellows/xcm-format) | originally Parity Technologies
País Global / Decentralized (Web3 Foundation: Switzerland)
Ano de Início 2021
Stack Rust (Substrate/Polkadot SDK); XCM instructions compile to XCVM bytecode; transport via XCMP (cross-parachain), UMP (upward), DMP (downward), or HRMP; WebAssembly runtime
Financiamento Web3 Foundation / Polkadot Treasury; Parity Technologies; Polkadot Fellows ecosystem
Última Investigação 9 de mar. de 2026

Visão de topologia

Esta ferramenta no centro e o que se relaciona diretamente com ela. Cada linha nomeia o tipo de relação.

Visão de topologia: XCMEsta ferramenta no centro e o que se relaciona diretamente com ela. Cada linha nomeia o tipo de relação.XCMICS-20 (Baseado em)ICS-20Polkadot (Baseado em, Construído sobre)PolkadotEthereum (Construído sobre)Ethereum
  • ICS-20 (Ferramenta): Baseado em
  • Polkadot (Ferramenta): Baseado em, Construído sobre
  • Ethereum (Ferramenta): Construído sobre

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Domínios de Caso de Uso

Evolução de Plataformas e Soberania

Capacidades

Federação entre instâncias Portabilidade de dados

Padrão de Contrato Inteligente Atributos

Origens Designed by Gavin Wood (Polkadot founder, Ethereum co-founder) at Parity Technologies. XCM evolved from the need to enable communication not just between parachains but across any consensus system. v1 shipped with Polkadot parachains in 2021; v3 merged January 17, 2023 after 15 months of development, adding bridges, cross-chain locking, NFT support, and conditional execution; v4 refines the instruction set. Stewardship transferred to the Polkadot Fellows open governance collective.
Formatos de Dados MultiLocation (hierarchical location identifier for any consensus-system entity); MultiAsset (asset descriptor: Concrete/Abstract × Fungible/NonFungible); XCM v4 uses Location and Asset types; Protobuf/SCALE encoding
Termos MIT
Fundos Unknown (part of Polkadot ecosystem core development funding)
Baseado Em Polkadot's parachain architecture (ICS-equivalent for the Polkadot interchain); XCVM is an original design; conceptually adjacent to ICS-20 (Cosmos) and LayerZero OApp for cross-chain messaging
Permissões Permissionless message sending for whitelisted origins; chain-level governance controls which cross-chain operations are permitted; XCM itself is chain-agnostic
Ferramentas de Desenvolvimento Polkadot SDK (formerly Substrate); xcm-simulator for testing; XCM Playground; Chopsticks (local fork testing); polkadot-js API; XCM Executor and Builder libraries
Maturidade / Padronização do Protocolo Production standard across 40+ Polkadot parachains; v4 is the current canonical version; IBC expansion (IBC Eureka) and growing non-Polkadot adoption; more relevant to Polkadot ecosystem than ink! following Polkadot's EVM pivot
Estrutura de Confiança Trust-minimized: message validity enforced by Polkadot shared security (relay chain); XCM execution at destination chain is cryptographically verified; no relayer trust required for XCMP; HRMP channels require governance approval
Domínio de Aplicação-Alvo Cross-parachain DeFi; cross-chain governance and voting; interchain asset transfers; cross-chain NFT operations; sovereign staking; multi-chain DAO coordination; bridge communication
Modelo de Implantação Integrated as a Substrate pallet in each parachain runtime; XCM version negotiation via channel handshake; transport layer (XCMP/HRMP) is separate from the format itself
Tipo de Padrão Cross-chain Standard
Ecossistema Polkadot (also designed for cross-ecosystem use)

Relacionamentos

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