.NET Driver 2.13.0-beta1 Released

.NET Driver Version 2.13.0-beta1 Release Notes

This is a beta release for the 2.13.0 version of the driver.

The main new features in 2.13.0-beta1 include:

  • Versioned MongoDB API for Drivers
  • Implemented change stream oplog parsing code for delta oplog entries
  • estimatedDocumentCount() now uses the $collStats aggregation stage instead of the count command
  • Reduced lock contention in BsonSerializer.LookupActualType

The full list of JIRA issues that are currently scheduled to be resolved in this release is available at:


The list may change as we approach the release date.

Documentation on the .NET driver can be found at: