Key features include: full functional embedded MongoDB Shell, user-friendly Map-Reduce operations editor, ability to create/drop databases, managing collections and their indices, user-friendly GridFS Editor, managing users, and roles. It provides a rich set of GUI tools for anyone who uses the program including database developers and DBAs. Classified as a NoSQL database program, the tool uses JSON-like documents with schemas. MongoDB is a free and open-source cross-platform document-oriented database program.