Standardization Layer

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Dual Tokens

ERC	Title	Description
ERC-7681	Dual Nature Multi Token Protocol	Combining fungible token ERC-20 and multi-token ERC-1155
ERC-7631	Dual Nature Token Pair	A specification for a co-joined fungible and non-fungible token pair
ERC-6960	Dual Layer Token	Token with a two-level classification system using mainId and subId
ERC-6909	Minimal Multi-Token Interface	A minimal specification for managing multiple tokens by their id in a single contract.

MultiAssets

ERC	Title	Description
ERC-1155	Multi Token Standard	A standard interface for contracts that manage multiple token types. A single deployed contract may include any combination of fungible tokens, non-fungible tokens or other configurations (e.g. semi-fungible tokens).
ERC-7621	Basket Token	Collateralized, tokenized funds with adjustable weights and reserves and minting/burning of LP tokens.
ERC-7603	ERC-1155 Multi-Asset extension	An interface compatible with ERC-1155 for Multi-Asset tokens with context-dependent asset type output control.
ERC-5773	Context-Dependent Multi-Asset Tokens	An interface for Multi-Asset tokens with context dependent asset type output controlled by owner's preference.
ERC-5516	Soulbound Multi-owner Tokens	An interface for non-transferable, Multi-owner NFTs binding to Ethereum accounts
ERC-1203	Multi-Class Token Standard	A standard interface for multi-class tokens (MCTs).
ERC-1178	Multi-class Token Standard	A standard interface for multi-class fungible tokens.

Factory

ERC	Title	Description
ERC-2470	Singleton Factory	A permissionless factory for deploy of keyless deterministic contracts addresses based on its bytecode.

Registry

ERC	Title	Description
ERC-7484	Registry Extension for ERC-7579	Adapters that allow modular smart accounts to verify the security of modules using a Module Registry
ERC-7406	Multi-Namespace Onchain Registry	An universally accepted multi-namespace registry with mapping structures on the Ethereum
ERC-7812	ZK Identity Registry	Singleton registry system for storing abstract private provable statements.
ERC-6981	Reserved Ownership Accounts	A registry for generating future-deployed smart contract accounts owned by users on external services
ERC-8048	Onchain Metadata for Token Registries	A key-value store interface that allows registries to store and retrieve arbitrary bytes as metadata directly onchain.