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spl-examples

List of Solana on-chain programs which demonstrate different aspects of Solana architecture.


state

It's a counter program. Each user has his own counter. There is one settings account which only admin can manage.

Topics:

  • Basics about Solana programming model
  • Serialization and deserialization instruction_data and state in Rust using borsh
  • Serialization and deserialization instruction_data and state on the client side using buffer-layout
  • Unit and functional tests for on-chain Solana programs
  • Using Solana client @solana/web3.js
  • Program Derived Addresses
  • Create accounts inside on-chain programs
  • Deploy on testnet and check it using Solana explorer

Comments about this example on YouTube (in Russian)


transfer-lamports

Transfer lamports inside a Solana on-chain program

Topics:

  • Invoke system instructions inside on-chain programs
  • Cross-Program Invocations
  • Privilege extension
  • Phantom and Sollet wallet integrations

Comments about this example on YouTube (in Russian)


transfer-tokens

Transfer and approve SPL tokens inside a Solana on-chain program

Topics:

  • SPL Token
  • SPL Associated Token Account Program
  • javascript @solana/spl-token
  • The community maintained Solana token registry

Comments about this example on YouTube (in Russian)


TODO:

  • Pseudo random
  • Python Solana client
  • Subscription on changes in Accounts on the client side
  • Compare Solana vs Ethereum