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The Top Ways for Smart Contract Developers to Use Chainlink

Chainlink offers smart contract developers powerful oracle capabilities, such as decentralized price feeds, access to any API, and verifiable randomness.

Announcements

Chainlink Supporting Gitcoin’s Round 7 Grants

We are proud to announce that Chainlink is sponsoring and helping fund Gitcoin Grants’ on-going Round 7 initiative by becoming a matching partner, allowing us to contribute to the wide variety of community-selected projects through Gitcoin’s Quadratic Funding mechanism.

Announcements

Simply VC Receives Chainlink Community Grant

Simply VC is recieving a Chainlink Community Grant to build its PANIC monitoring and alerting system for the Chainlink Network so it can be leveraged by Chainlink Nodes as a mechanism for staying up-to-date with changes in network activity and their underlying Node infrastructure.

Events

Smart Contract Summit #0 Recap: One of The Largest Blockchain Conferences of 2020

Chainlink’s SmartCon Summit was one of largest blockchain events of 2020. We heard from developers, dApp teams, node operators, researchers, and enterprise leaders sharing their cutting edge research, discussing the current state of DeFi, and projecting out the future growth of smart contracts.

Announcements

ENS Awarded Chainlink Community Grant

ENS receives Chainlink Community Grant grant to create the capability to generate immutable, censorship-resistant, and human-readable domain names for Chainlink oracle contract addresses and build a Layer 2 Rollup based solution for verifying DNSSEC proofs for ENS domain names.

Education

What is the Blockchain Oracle Problem

The blockchain oracle problem is one the most important barriers to overcome to enable smart contracts on networks like Ethereum to achieve mass adoption across a wide variety of markets and use cases.

Events

Chainlink Hackathon 2020: Building Universally Connected Smart Contracts

We are hosting a Chainlink Hackathon from September 7th to September 27th, 2020 and invite everyone and anyone from around the world to participate.

Announcements

Secure Data Links Awarded Chainlink Community Grant

Secure Data Links has been selected as a recipient of the Chainlink Community Grant Program in order to create a more fully featured oracle explorer for the Chainlink ecosystem as part of their third party reputation system called Chainlink Oracle Reputation (COR).

Development

How to Build a Blockchain Lottery

How to build a blockchain lottery on Ethereum in Solidity using Chainlink VRFs and Chainlink Alarm Clocks.

Announcements

Expanding the Chainlink Bug Bounty Program onto Gitcoin

The Chainlink Bug Bounty Program is now live on Gitcoin, with large financial support from our recently released Chainlink Community Grant Program. We’re excited to be providing Gitcoin and developers with premium/above average bounties to help secure the Chainlink Network.

Hackathon Winners

Showcasing the Winners of the 2020 Unitize Hackathon

At the 2020 Unitize Hackathon, Chainlink bounty winners showcased a wide variety of creativity, ranging from a meta transaction protocol for enterprises and smart contract two factor authentication to a time locked savings account and blockchain-based Tetris game.

Education

DeFi's Permissionless Composability is Supercharging Innovation

DeFi composability on the blockchain enables a new generation of decentralized applications built upon interoperable, permissionless financial money LEGOs.

Development

APIs, Smart Contracts, and How to Connect Them

Chainlink's external adapter architecture gives Solidity and other blockchain developers a framework to interact with any external API.

Announcements

LinkPool Awarded Chainlink Community Grant

LinkPool has been selected as a recipient of the Chainlink Community Grant Program in order to fund improvements to the Chainlink Market, a resource hub for smart contract developers, data providers & node operators to list and discover the necessary components to create Chainlink smart contracts.

Education

Data Quality for DeFi Smart Contracts

We examine how Chainlink Price Reference Data provides the highest level of data quality to smart contracts & how to avoid large risks when building oracles.

Education

The Economic Impact of Random Rewards in Blockchain Video Games

As the field of blockchain-based gaming grows and expands, randomness and RNG will become an increasingly powerful economic force for both developers and players.

Education

Understanding How Data and APIs Power Next-Generation Economies

Smart contracts are exponentially more powerful when externally connected to the data and API economy outside the blockchain. Tapping into these vast data reservoirs can make smart contracts the dominant form of digital agreement across all the major markets.

Education

How to Bring More Capital and Less Risk to Automated Market Maker DEXs

Automated Market Maker (AMM) based Decentralized Exchanges (DEXs) alter how users swap cryptocurrencies. We explore how AMMs work, dissect their inherent problems, and examine solutions to solve these key obstacles.

Education

What is a Smart Contract and Why it is a Superior Form of Digital Agreement

Smart contract—a software program on the blockchain with conditions attached to its execution. In this article, we examine what a smart contract is, why it is valuable, and how it is being applied today.

Education

16 Ways to Create Dynamic Non-Fungible Tokens (NFT) Using Chainlink Oracles

Chainlink oracles enable developers to create dynamic NFTs on the blockchain that react to external data and fully integrate with existing infrastructure.

Education

What is a Blockchain and How Can it Impact the World

Blockchain is the foundational technology that underpins the value proposition of Bitcoin and Ethereum smart contracts. This article describes what is a blockchain, why it provides value, and how it is being used today.

Hackathon Winners

Showcasing the Winners of the 2020 HackMoney Virtual Hackathon

At the 2020 HackMoney Virtual Hackathon, we awarded the top three projects building smart contract applications on Ethereum using Chainlink Price Reference Data, Chainlink VRF, and off-chain gaming data.

Announcements

Chainlink VRF: On-chain Verifiable Randomness

Chainlink VRF helps enable and accelerate the development of smart contracts. Developers can easily integrate Chainlink VRF to add verifiable randomness to their smart contracts focused on gaming, security, layer-two protocols and more.

Education

How Smart Contracts Can Decrease Information Asymmetry, Build Trust, and Revolutionize the Insurance Industry

Insurance is a multi-trillion dollar global industry with inherent trust problems that prohibit it from reaching its economic potential. Chainlink-enabled smart contracts offer a way to upgrade the foundational infrastructure of insurance to benefit both insurance companies and policyholders.

Events

The Future of Oracles: Fireside Discussion with Ari Juels, IC3 Co-Director and Distinguished Cornell Computer Science Professor

Oracles have even more capabilities that go beyond securing off-chain data and delivery. To develop the larger scope and future outlook of oracles, Sergey Nazarov sat down for a fireside chat with Professor Ari Juels on Tuesday, February 18th, 2020 in San Francisco, CA.