Program Examples
Production-ready DeFi program implementations demonstrating advanced HolyC patterns for Solana development.
DeFi Programs
💱 Automated Market Maker (AMM)
Constant product formula implementation with TWAP oracles and multi-hop swapping.
View Implementation →🏦 Lending Protocol
Utilization-based interest rates, automated liquidations, and flash loans.
View Implementation →📊 Orderbook System
Traditional price-time priority matching with stop orders and market data.
View Implementation →🔮 Prediction Markets
LMSR pricing algorithm with oracle integration and conditional markets.
View Implementation →What You’ll Learn
Each program example demonstrates:
- Production Patterns: Real-world code structures and best practices
- Security: Comprehensive vulnerability prevention and access controls
- Performance: Optimized compute unit usage and state management
- Composability: Cross-Program Invocation (CPI) integration patterns
Program Architecture
All programs follow consistent architectural patterns:
- Instruction Processing: Clean separation of instruction logic
- State Management: Efficient account data structures
- Error Handling: Comprehensive error types and recovery
- Testing: Full test coverage with edge case handling
Getting Started
- Choose a program type that matches your use case
- Study the implementation patterns and security measures
- Adapt the code for your specific requirements
- Test thoroughly before deploying to mainnet
Each program includes complete source code, deployment instructions, and comprehensive testing suites.