TessarXchange

WIP and not a real exchange. Proof of concept that LLMs can code full services

A high-performance, secure, and scalable cryptocurrency exchange platform built with Python. TessarXchange provides comprehensive trading functionality, advanced order types, institutional-grade features, and extensive DeFi integrations.

Key Features

• Advanced trading engine supporting multiple order types
• Real-time market data and WebSocket streams
• Institutional-grade risk management
• Cross-chain asset bridging and settlement
• Comprehensive DeFi integrations
• Automated market making capabilities
• Advanced security features and monitoring

Technology Stack

• Backend: Python 3.11+
• Framework: FastAPI
• Database: PostgreSQL with TimescaleDB extension
• Cache: Redis
• Message Queue: RabbitMQ
• Blockchain Integration: Web3.py
• WebSocket: FastAPI WebSockets
• Documentation: OpenAPI (Swagger)
• Testing: pytest
• CI/CD: GitHub Actions

System Requirements

• Python 3.11 or higher
• PostgreSQL 14+
• Redis 6+
• RabbitMQ 3.9+
• Node.js 18+ (for development tools)

Getting Started

Installation

1. Clone the repository:

git clone https://github.com/TessarXchange/tessarxchange.git
cd tessarxchange

2. Create and activate a virtual environment:

python -m venv venv
source venv/bin/activate  # On Windows: venv\Scripts\activate

3. Install dependencies:

pip install -r requirements.txt

4. Set up environment variables:

cp .env.example .env
# Edit .env with your configuration

5. Initialize the database:

alembic upgrade head

Running the Application

Development mode:

uvicorn app.main:app --reload

Production mode:

gunicorn app.main:app -k uvicorn.workers.UvicornWorker -w 4 -b 0.0.0.0:8000

API Documentation

The TessarXchange API documentation is available at /docs when running the application. It provides detailed information about all endpoints, request/response formats, and authentication requirements.

Authentication

The API uses JWT tokens for authentication. To obtain a token:

1. Register a new user: POST /api/v1/users/register
2. Login to get JWT token: POST /api/v1/users/login
3. Use the token in the Authorization header: Bearer <token>

Core Components

Order Engine

• High-performance matching engine
• Support for limit, market, stop, and advanced order types
• Real-time order book management
• Price-time priority matching algorithm

Market Data

• Real-time price feeds
• Order book depth
• Trade history
• WebSocket streams for live updates

Wallet Management

• Multi-currency wallet support
• Secure key management
• Integration with multiple blockchain networks
• Automated deposit detection

Risk Management

• Real-time position monitoring
• Automated risk calculations
• Customizable risk limits
• Liquidation protection mechanisms

Development

Code Structure

tessarxchange/
├── app/
│   ├── api/            # API endpoints
│   ├── core/           # Core business logic
│   ├── db/             # Database models and migrations
│   ├── services/       # External service integrations
│   └── utils/          # Utility functions
├── tests/              # Test suite
├── alembic/            # Database migrations
└── docs/              # Additional documentation

Testing

Run the test suite:

pytest

With coverage:

pytest --cov=app tests/

Contributing

1. Fork the repository
2. Create a feature branch
3. Commit your changes
4. Push to the branch
5. Create a Pull Request

Security Features

• Multi-factor authentication
• JWT token-based authentication
• Rate limiting
• Input validation
• SQL injection protection
• XSS protection
• CSRF protection
• Security headers
• Audit logging

Monitoring and Metrics

TessarXchange provides comprehensive monitoring endpoints:

• Health check: /health
• Metrics: /metrics
• System status: /status

Prometheus-compatible metrics are available at /metrics.

Production Deployment

Requirements

• High-availability setup
• Load balancer configuration
• Database replication
• Redis cluster
• Message queue cluster
• Security group configuration
• SSL/TLS setup

Infrastructure Recommendations

• Use containerization (Docker)
• Deploy with Kubernetes
• Implement auto-scaling
• Use managed database services
• Configure CDN for static assets
• Implement DDoS protection

Support

For support:

• GitHub Issues: https://github.com/TessarXchange/tessarxchange/issues
• Documentation: https://docs.tessarxchange.com
• Email: [email protected]

Roadmap

See our project roadmap for planned features and improvements.

Acknowledgments

• Contributors to TessarXchange
• Open source libraries used
• Community feedback and support

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Note: TessarXchange is a production-grade cryptocurrency exchange platform. Ensure proper security audits and regulatory compliance before deployment.