You're reading from Learn Ethereum A practical guide to help developers set up and run decentralized applications with Ethereum 2.0

Product type Paperback

Published in Aug 2023

Publisher Packt

ISBN-13 9781804616512

Length 814 pages

Edition 2nd Edition

Languages

Solidity

Tools

Ethereum

Concepts

Blockchain

Authors (3):

Dongying Song

Zhihong Zou

Xun (Brian) Wu

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Table of Contents (24) Chapters

Preface

1. Part 1: Blockchain and Ethereum Basics

2. Chapter 1: Blockchain and Cryptocurrency FREE CHAPTER

3. Chapter 2: Ethereum Architecture and Ecosystem

4. Chapter 3: Decentralized Finance

5. Chapter 4: EVM-Compatible Blockchain Networks

6. Chapter 5: Deep Research and the Latest Developments in Ethereum

7. Part 2:Ethereum Development Fundamentals

8. Chapter 6: Fundamentals of Solidity

9. Chapter 7: Web3 API Fundamentals

10. Chapter 8: Developing Your Own Cryptocurrency

11. Part 3: Ethereum Development Fundamentals

12. Chapter 9: Smart Contract Development and Test Fundamentals

13. Chapter 10: Writing a Frontend to Build the NFT Marketplace DApp

14. Chapter 11: Ethereum Tools and Frameworks

15. Part 4:Production and Deployment

16. Chapter 12: Setting Up Ethereum Private Chain

17. Chapter 13: Deployment of Your DApps

18. Chapter 14: Building Ethereum Wallets

19. Chapter 15: Oracles, Technology, and Layer 2 in Practice

20. Part 5:Conclusion

21. Chapter 16: Conclusion

22. Index

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23. Other Books You May Enjoy

Working with oracles

Oracles play a vital role in bridging the gap between the blockchain network and the real world, enabling real-world data and services to be integrated into decentralized applications. In the decentralized world, several top oracle providers are widely used and trusted for their reliability and accuracy in delivering external information to blockchain systems. Here are the top 10 Oracle providers by Market Cap (from coingecko):

Figure 15.3 – Top 10 Oracle providers by Market Cap (from coingecko)

Now that we have an overview of the top 10 current oracle providers from the preceding diagram, let’s explore each of these providers in detail:

Chainlink: The Chainlink network, which uses the LINK cryptocurrency, was launched in June 2017 and is the leading oracle provider in the market. It is a decentralized blockchain oracle network built on Ethereum. The network provides secure and tamper-proof data from off-chain...

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You're reading from Learn Ethereum A practical guide to help developers set up and run decentralized applications with Ethereum 2.0

Table of Contents (24) Chapters

Working with oracles

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Authors (3)

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