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Comparison of Open Source Service Bus Implementations

Feature	Cadence	Titanoboa
Language	Go	Java (JVM-based)
Workflow Model	Event-driven workflow execution	Low-code workflow orchestration
Database Support	MySQL, PostgreSQL, Cassandra	Any relational DB via JDBC
Security Mechanisms	TLS encryption, authentication via IAM	User authentication, token security, role-based access
Scalability	Highly scalable via microservices	Modular, scales based on workflow complexity
Fault Tolerance	Durable execution with automatic retries	Workflow recovery and rollback mechanisms
State Management	Built-in state persistence	Supports external state persistence
Memory Requirements	Lightweight (~MBs)	Scales dynamically (~MBs-GBs)
Use Case	Distributed workflow engine for async tasks	Low-code service bus for orchestrating workflows