danyatheslayer / solana-examples

Examples of Solana on-chain programs

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