Application Layer Composability

Definition ∞ Application layer composability refers to the ability of decentralized applications to interact and build upon one another. This architectural characteristic allows different decentralized applications, or dApps, to interoperate and combine their functionalities, creating new and more complex services. It signifies that the output or service of one dApp can seamlessly serve as an input for another, promoting synergistic development. This capability is fundamental to the expansion and utility of decentralized finance and web3 ecosystems.
Context ∞ The state of application layer composability is a central topic in blockchain development, driving innovation in decentralized finance and other sectors. Debates often concern the security implications and potential systemic risks arising from deep interdependencies between protocols. Future developments anticipate increasingly sophisticated financial primitives and user experiences built from these interoperable components.