MongoChef Core is free for Non-Commercial use and has no limitations in terms of features.
MongoChef Pro extends MongoChef Core and adds professional features like schema exploration and visualization, and data compare and sync capabilities.
MongoChef Enterprise extends MongoChef Pro and adds support for MongoDB Enterprise connectivity and other enhancements introduced with MongoDB Enterprise edition.
Both, MongoChef Core, MongoChef Pro, and MongoChef Enterprise can be used in commercial projects. MongoChef Core Non-Commercial is free for non-commercial and personal use and can’t be used in commercial projects.