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Farcaster is a sufficiently decentralized social network built on Ethereum. It is a public social network similar to X and Reddit. Users can create profiles, post “casts” and follow others. They own their accounts and relationships with other users and are free to move between different apps.
Join Farcaster - If you’re not on Farcaster, get started by creating your account with the official Farcaster client.

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Learn

If you want to learn more, get started by diving into these concepts:
  • Farcaster 101 - a walkthrough of the Farcaster protocol in short, 5 minute videos.
  • Core Concepts - learn about the building blocks of Farcaster, starting with accounts.
  • Architecture - a breakdown of Farcaster’s onchain and offchain systems.

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Tutorials

Find more how-tos, guides, and tutorials like this in the developers section.

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Documentation

  • Farcaster Spec - Specifications for Farcaster, including its contracts and nodes.
  • Mini Apps Spec - Specifications for writing and rendering mini apps in Farcaster apps.
  • APIs - Docs for API’s and ABI’s for onchain and offchain systems.

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Contributing

To learn about how to contribute to the protocol, including this documentation site, check out the Contributing section.