MongoDB Swift Driver

This is the official MongoDB Swift Driver.

See Installation

To connect to a MongoDB Atlas cluster, use the Atlas connection string for your cluster:

To connect to a database running locally on its default port, change the connection string to "mongodb://localhost".

To connect to a database running locally, change the connection string to "mongodb://localhost:<port>".

Your mongod instance must be running to successfully connect to your database. For information on how to start your mongod instance, see the Manage mongod Processes Server Manual Entry.

Swift Driver Version
MongoDB 4.4
MongoDB 4.2
MongoDB 4.0
MongoDB 3.6

The Swift driver is not compatible with MongoDB server versions older than 3.6.

(*) Not all features in MongoDB 4.4 are available in this version of the driver including OCSP and MONGODB-AWS. These features will be included in future versions of the driver.

The MongoDB Swift driver requires Swift 5.1 or later.

For more information on how to read the compatibility tables, see our guide on MongoDB Compatibility Tables.

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On this page

  • Introduction
  • Installation
  • Connect to MongoDB Atlas
  • Connect to localhost
  • Compatibility