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Developers

Announcements, Developers

The Chainlink Fall 2022 Hackathon: Learn. Build. Win.

From established Web3 devs to complete beginners, the Chainlink Fall 2022 Hackathon is open to all who want to learn faster, build better, and win bigger.

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Banner titled How to Call a Smart Contract From Another Smart Contract
Developers

How to Call a Smart Contract From Another Smart Contract

In this developer tutorial, learn how to call a smart contract from another smart contract in an EVM environment using Solidity.

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Banner titled How To Build Timelock Smart Contracts
Developers

How To Build Timelock Smart Contracts

Timelock smart contracts open up multiple use cases. Learn what they are and how to create them.

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Developers, Education

Reentrancy Attacks and The DAO Hack

Learn about reentrancy attacks and how they were used in the infamous DAO Hack, which led to an Ethereum fork.

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Developers

How To Obtain Historical Cryptocurrency Price Data Using Chainlink Price Feeds

Learn how to leverage Chainlink Price Feeds to access secure and high-quality historical cryptocurrency price data.

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Developers

How To Verify a Smart Contract on Etherscan

A step-by-step tutorial showing Web3 developers how to verify their smart contract on Etherscan using multiple different methods.

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Developers

What Are ABI and Bytecode in Solidity?

A hands-on introduction to Solidity ABIs and Bytecode covering how to rapidly generate and use them when prototyping smart contracts.

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Developers

Verify Bitcoin Collateral With Chainlink Proof of Reserve

In this technical tutorial, learn how to leverage Chainlink Proof of Reserve to prove the collateralization of a wrapped bitcoin token.

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Developers

7 New Chainlink Automation Features To Help Web3 Developers Innovate Faster

Dive into the latest features of Chainlink Automation that help Web3 developers build faster and off-load complex automation challenges off-chain.

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Developers

How To Build Dynamic ERC-721 NFTs Using Three Chainlink Trust-Minimized Services

Understand how to build a randomized, automated, dynamic NFT project using three Chainlink services.

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