The Agile methodology is a popular approach in software development that emphasizes flexibility, collaboration, and iterative development. Therefore, the project management tool should have features that support these principles.  Some essential features to look for include the ability to create and manage user stories, track progress through Kanban boards or Scrum boards, facilitate real-time collaboration among team members, and provide robust reporting and analytics capabilities.  Additionally, a tool that integrates with popular Agile project management frameworks can further enhance the effectiveness of Agile practices within the development team.