The Terebrum FIX Bridge for MT4 server allows integrating third party liquidity providers to enhance liquidity for MT4 clients. It can send orders and receive trades and market data from FIX-compliant endpoints like brokers and exchanges. This bridge supports trading multiple asset classes and order types, and works as an automated dealer for specified user groups with built-in risk management checks. The bridge is installed as a plug-in on the MT4 trade server to connect it to FIX destinations and aggregate liquidity.