v15.11.0

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• Add support for dataAccessMode in Firestore database creation. This allows choosing between FIRESTORE_NATIVE and MONGODB_COMPATIBLE for Enterprise edition databases.
• Updated Firestore Emulator to v1.20.4, which includes minor bug fixes for Firestore Native Mode.
• Added apptesting:execute command to run App Testing agent tests from YAML files.
• Updated Data Connect emulator to v3.3.0:
  • firebase dataconnect:sdk:generate now performs compilation check first before generating SDKs.
  • Updated the Golang dependency version from 1.24.13 to 1.25.8, which removes support for macOS versions prior to Monterey.
  • Prevent concurrent execution of operations. #​9866
  • Support for skip and include directives.
  • Vector similarity search now supports offset as well as limit

v15.10.1

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• Updated Pub/Sub emulator to version 0.8.29.

v15.10.0

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• Add support for VPC direct connect in GCF 2nd gen (#​10033)
• Added --only flag for emulators:export (#​4033)
• Added support for custom PostgreSQL schema names in Data Connect. (#​9271)
• When SSR web app features are detected in the firebase init hosting flow, offer to switch to App Hosting (#​9887)
• Removed the experimental web frameworks prompt from firebase init hosting (#​9843)
• Added studio:export command to export Firebase Studio projects to Antigravity.

v15.9.1

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• Added support for next.config.ts and next.config.mts in Next.js deployments (#​9871)
• Enabled free trials without a billing instrument for Firebase Data Connect (#​10042)

v15.9.0

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• Added *_EMULATOR_VERSION env variables to allow overriding specific versions of downloadable emulators
• Updated the functions.config deprecation notice from March 2026 to March 2027 (#​9941)
• Detects when App Hosting fails to deploy, returning an error. (#​8866)
• Add firestore_query_collection tool back to MCP as it is not available in the OneMCP server yet.
• Add support for custom resolvers in Firebase Data Connect (#​9967)
• Updated the Firebase Data Connect local toolkit to v3.2.1, which includes the following changes: (#​10022)
  • Resolved metadata pathing issue for @​redact and @​check directives

v6.4.0

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Features:

• Implement proper SourceMap support with goto-definition granularity
• Support dotted namespace syntax

Fixes:

• Better naming for declare module paths
• Add compatibility with TS6

Thank you:

Features, fixes and improvements in this release have been contributed by:

• @​schoel-bis
• @​ZhangYiJiang
• @​igordanchenko
• @​privatenumber

v1.98.0

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Command-Line Interface

• Gracefully handle dependency loops in --watch mode.

Dart API

• Add a const Logger.defaultLogger field. This provides a logger that emits to
  standard error or the browser console, but automatically chooses whether to
  use terminal colors.

JavaScript API

• Fix a crash when manually constructing a SassCalculation for 'calc' with
  an argument that can't be simplified.

• Properly emit deprecation warnings as text rather than StringBuffer objects
  when running in a browser.

• Emit colored warnings and other messages on the console when running in a
  browser.