Build hybrid smart contracts with Chainlink

Chainlink gives blockchain developers an easy-to-use framework for writing hybrid smart contracts that connect to external resources by combining on-chain and off-chain computation.

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Start building with Chainlink docs

Chainlink gives smart contract developers the oracle infrastructure and tooling they need to build scalable and externally-connected dApps on any blockchain or layer-2 network.

Introduction

Price feeds

Randomness

External API calls

Chainlink engineering tutorials

Step-by-step tutorials

We've compiled a series of tutorials designed to teach the basics of smart contracts and how to use them to consume data from the Chainlink oracle ecosystem.

Beginners

Intermediates

Video tutorials

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Random number generation

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Build your own oracle

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Build your own oracle

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External Adapters

New to smart contracts?

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Built on well researched principles

Our global research program enhances Chainlink’s set of features by following a defense in depth approach and sticking to a proven set of academic research principles.