RegEx Generator is an AI-driven web tool that simplifies the process of generating regular expressions (RegEx) for beginners. Its key features include an AI-powered RegEx generation using spoken language input, a beginner-friendly interface, and multiple language support. Use cases for RegEx Generator involve generating and refining RegEx for programming and data extraction tasks, learning about RegEx by interacting with ChatGPT AI, and simplifying the process of creating regular expressions without prior expertise.