- Full WebSocket protocol implementation from scratch (RFC 6455)
- SSL/TLS encryption with automatic certificate generation
- Client registration and authentication system
- Tunnel request processing and forwarding
- Terminal/PTY session management
- HTTP web interface with embedded assets
- Multi-threaded concurrent connection handling
- Memory-safe implementation with proper resource management
- Compatible with existing wssshc/wsssht clients
- Self-contained binary (42KB) vs Python version (10MB+)