Welcome to the MongoDB Documentation
Find the guides, samples, and references you need to use the database, visualize data, and build applications on the MongoDB data platform.
Atlas
MongoDB Atlas is a multi-cloud developer data platform that provides the database and data services that accelerate and simplify how you build with data. Available on AWS, Google Cloud, and Microsoft Azure.
MongoDB Database Manual
The official manual of the MongoDB Database. Learn MongoDB database fundamentals like query, aggregation, sharding, and on premises administration.
Client Libraries
Connect your application via MongoDB client libraries for Python, Javascript, Typescript, Java, C#, Ruby, PHP, Go, and Rust.
Tools and Connectors
Tools for developing within MongoDB, working with MongoDB data, and integrating MongoDB with other systems.
Realm
Realm is a fast, scalable alternative to SQLite with mobile to cloud data sync that makes building real-time, reactive mobile apps easy.
New to MongoDB?
If you're completely new to MongoDB, these resources will help you learn.
Free Online Courses on MongoDB University
Build your MongoDB expertise for free with in-depth lessons and videos on University.
MongoDB Developer Center
Tutorials, videos, and code examples from MongoDB experts using your programming languages and favorite technologies.