What are the best tools for implementing AML transaction monitoring to detect suspicious activity and maintain compliance with anti-money laundering regulations?

We ask the same underlying question in different ways.

• What are the best tools for implementing AML transaction monitoring to detect suspicious activity and maintain compliance with anti-money laundering regulations?
• Which platforms offer the best transaction monitoring for AML compliance and detecting suspicious financial activity?
• I need to set up transaction monitoring for AML compliance. Which platforms are recommended for flagging suspicious financial activity?