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firebase

12.19.042M downloads/mofirebase/firebase-js-sdk ↗New releases in your daily digest, changelog included.

Firebase JavaScript library for web and Node.js

Last release today
06 Oct 2026
Ships on a steady schedule
a new release about every 3 weeks
Nearly every release is documented
notes for 60 of the last 60 stable releases
2 versions withdrawn
withdrawn after publishing
15 years old
4222 releases · first in 2012

Release timeline

4222 releases since 2012

2012201420162018

Releases

8.7.01 Jul 2021
`870dd5e35` #5033 - Added getToken() and onTokenChanged methods to App Check.
Minor Changes

870dd5e35 #5033 - Added getToken() and onTokenChanged methods to App Check.

Patch Changes

Updated dependencies [870dd5e35, 5d007b8fb, 5d31e2192, 56a6a9d4a]:

@firebase/app-check@0.2.0

@firebase/auth@0.16.8

@firebase/firestore@2.3.8

@firebase/storage@0.5.6

@firebase/analytics@0.6.14

@firebase/app@0.6.28

@firebase/database@0.10.6

@firebase/functions@0.6.13

@firebase/installations@0.4.30

@firebase/messaging@0.7.14

@firebase/performance@0.4.16

@firebase/remote-config@0.1.41
Open source →
Additional notes
App Check

Added a getToken() method that returns an App Check token asynchronously.

Added an onTokenChanged() method that adds listeners to App Check token changes.

Fixed an error causing HTTP status 429 errors in debug mode. See GitHub issue #5052 .

Authentication

Fixed an issue where Cloud Firestore didn't detect Authentication , which led to permission denied errors. See GitHub issue #4932 .

One column per quarter.

8.7.0-canary.f4c106e7c2 Jul 2021pre-release

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8.7.0-canary.db98eda112 Jul 2021pre-release

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8.7.0-canary.d10bd00437 Jul 2021pre-release

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8.7.0-canary.c8ac613568 Jul 2021pre-release

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8.7.0-canary.c55f5b0c52 Jul 2021pre-release

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8.7.0-canary.99526ac722 Jul 2021pre-release

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8.7.0-canary.99414a51c2 Jul 2021pre-release

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8.7.0-canary.977edee2f3 Jul 2021pre-release

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8.7.0-canary.821f4d30f2 Jul 2021pre-release

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8.7.0-canary.6564e99ec9 Jul 2021pre-release

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8.7.0-canary.63cc746838 Jul 2021pre-release

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8.7.0-canary.4eddda4b68 Jul 2021pre-release

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8.7.0-canary.3827d96922 Jul 2021pre-release

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8.7.0-canary.2a2a376a39 Jul 2021pre-release

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8.7.0-canary.28c02947a3 Jul 2021pre-release

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8.7.0-canary.5182983618 Jul 2021pre-release

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8.7.0-202152823105128 Jun 2021pre-release

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8.7.0-20215300103230 Jun 2021pre-release

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8.7.0-202161221601 Jul 2021pre-release

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8.6.817 Jun 2021

Updated dependencies [`c81cf82fa`]:

Patch Changes

Updated dependencies [c81cf82fa]:
- @firebase/auth@0.16.7
- @firebase/storage@0.5.5
- @firebase/analytics@0.6.13
- @firebase/app@0.6.27
- @firebase/app-check@0.1.4
- @firebase/database@0.10.5
- @firebase/firestore@2.3.7
- @firebase/functions@0.6.12
- @firebase/installations@0.4.29
- @firebase/messaging@0.7.13
- @firebase/performance@0.4.15
- @firebase/remote-config@0.1.40

Open source →

Additional notes

Authentication

Fixed a bug where linkWithPopup , linkWithRedirect , reauthenticateWithPopup , and reauthenticateWithRedirect weren't correctly picking up the emulator configuration. See GitHub issue #4879 .

Cloud Firestore

Fixed a bug that caused Uncaught TypeError: e.auth.addAuthTokenListener is not a function . See GitHub issue #5018 .

Open source →

8.6.8-canary.f6e1645ef1 Jul 2021pre-release

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8.6.8-canary.f43d0c6981 Jul 2021pre-release

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8.6.8-canary.ecf2b572e1 Jul 2021pre-release

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8.6.8-canary.ca857526b1 Jul 2021pre-release

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8.6.8-canary.85f73abb51 Jul 2021pre-release

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8.6.8-canary.75ab8809d1 Jul 2021pre-release

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8.6.8-canary.5d31e219229 Jun 2021pre-release

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8.6.8-canary.5d007b8fb30 Jun 2021pre-release

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8.6.8-canary.580b3540730 Jun 2021pre-release

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8.6.8-canary.56a6a9d4a28 Jun 2021pre-release

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8.6.8-canary.1bbdbfef328 Jun 2021pre-release

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8.6.8-20215160203516 Jun 2021pre-release

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8.6.710 Jun 2021

Updated dependencies [`1d54447ca`]:

Patch Changes

Updated dependencies [1d54447ca]:
- @firebase/app@0.6.26
- @firebase/firestore@2.3.6

Open source →

Additional notes

Cloud Firestore

Fixed a regression that prevented Cloud Firestore from detecting the Authentication service during initialization, which prevented some writes from being sent.

Open source →

8.6.7-202151021343010 Jun 2021pre-release

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8.6.610 Jun 2021

Updated dependencies [`4c4b6aed9`]:

Patch Changes

Updated dependencies [4c4b6aed9]:
- @firebase/firestore@2.3.5
- @firebase/analytics@0.6.12
- @firebase/app@0.6.25
- @firebase/app-check@0.1.3
- @firebase/database@0.10.4
- @firebase/functions@0.6.11
- @firebase/installations@0.4.28
- @firebase/messaging@0.7.12
- @firebase/performance@0.4.14
- @firebase/remote-config@0.1.39
- @firebase/storage@0.5.4

Open source →

8.6.6-2021592351189 Jun 2021pre-release

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8.6.54 Jun 2021

### Patch Changes - Updated dependencies []: - @firebase/app@0.6.24 - @firebase/firestore@2.3.4

Patch Changes

Updated dependencies []:
- @firebase/app@0.6.24
- @firebase/firestore@2.3.4

Open source →

Additional notes

Fixed an error where firebase.SDK_VERSION did not always contain the correct version number.

Cloud Firestore

Fixed an issue where FetchXmlHttpFactory was not available.

Open source →

8.6.5-2021541621504 Jun 2021pre-release

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8.6.43 Jun 2021

`b49345d31` #4283 (fixes #4235) - set firebase.SDK_VERSION to the latest value

Patch Changes

b49345d31 #4283 (fixes #4235) - set firebase.SDK_VERSION to the latest value
Updated dependencies [92e4e8d29]:
- @firebase/functions@0.6.10
- @firebase/analytics@0.6.11
- @firebase/app@0.6.23
- @firebase/app-check@0.1.2
- @firebase/database@0.10.3
- @firebase/firestore@2.3.3
- @firebase/installations@0.4.27
- @firebase/messaging@0.7.11
- @firebase/performance@0.4.13
- @firebase/remote-config@0.1.38
- @firebase/storage@0.5.3

Open source →

Additional notes

Caution: Version 8.6.4 contains an issue that causes crashes in Cloud Firestore . If you use Cloud Firestore , upgrade to version 8.6.5 or later.

Cloud Functions for Firebase Client SDK

JavaScript Date objects are now serialized to an ISO string instead of an empty object.

Open source →

8.6.4-202152051472 Jun 2021pre-release

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8.6.327 May 2021

Updated dependencies [`169174520`, `2a5039ee3`]:

Patch Changes

Updated dependencies [169174520, 2a5039ee3]:
- @firebase/firestore@2.3.2
- @firebase/database@0.10.2

Open source →

Additional notes

Realtime Database

Fixed an "index not defined" error that sometimes occurred during a get() call on an orderByChild query.

Cloud Firestore

Added a warning message when settings() is used to override the original value of host without also setting {merge: true} .

Open source →

8.6.3-202142521303125 May 2021pre-release

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8.6.220 May 2021

Updated dependencies [`de68cdca2`, `96a47097f`, `997040ace`]:

Patch Changes

Updated dependencies [de68cdca2, 96a47097f, 997040ace]:
- @firebase/auth@0.16.6
- @firebase/firestore@2.3.1
- @firebase/functions@0.6.9

Open source →

Additional notes

Cloud Firestore

Use pagehide event for page termination by default, instead of unload . See docs on pagehide vs unload .

Cloud Functions for Firebase Client SDK

Fixed a bug in httpsCallable() when it is used in the same project as Cloud Messaging . See GitHub issue #4909 .

Testing SDK

Prevent useEmulators() from erroring when only the storage field is populated in the options parameter.

Open source →

8.6.2-202141919202719 May 2021pre-release

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8.6.2-202141823261518 May 2021pre-release

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8.6.112 May 2021

Updated dependencies [`60e834739`, `5b202f852`]:

Patch Changes

Updated dependencies [60e834739, 5b202f852]:
- @firebase/app@0.6.22
- @firebase/app-check@0.1.1
- @firebase/database@0.10.1

Open source →

Additional notes

Fixed a bug that caused crashes in Cloud Storage , Cloud Functions for Firebase Client SDK , and Realtime Database when using the all-in-one firebase import, as in import firebase from 'firebase' .

Realtime Database

Fixed an issue that could cause once() to fire more than once if the value was modified inside its callback.

Open source →

8.6.1-canary.de68cdca213 May 2021pre-release

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8.6.1-canary.d742823e913 May 2021pre-release

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8.6.1-canary.96a47097f13 May 2021pre-release

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8.6.1-canary.74b49d20513 May 2021pre-release

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8.6.1-202141221451512 May 2021pre-release

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8.6.011 May 2021

`81c131abe` #4860 - Release the Firebase App Check package.

Minor Changes

81c131abe #4860 - Release the Firebase App Check package.

Patch Changes

cc7207e25 #4870 - Fix database.useEmulator typing.
Updated dependencies [81c131abe]:
- @firebase/app-check@0.1.0

Open source →

Additional notes

Caution: Version 8.6.0 contains an issue that causes crashes in Cloud Storage , Cloud Functions for Firebase Client SDK , and Realtime Database when using the all-in-one firebase import. If you use these products, upgrade to version 8.6.1 or later.

App Check

Published the App Check package.

Realtime Database

Fixed typings for useEmulator .

Testing SDK

Added support for Cloud Storage emulator.

Open source →

8.6.0-canary.60e83473912 May 2021pre-release

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8.6.0-202141116363611 May 2021pre-release

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8.5.05 May 2021

`97f61e6f3` #4837 (fixes #4715) - Add mockUserToken support for Firestore.

Minor Changes

97f61e6f3 #4837 (fixes #4715) - Add mockUserToken support for Firestore.

ac4ad08a2 #4792 - Add mockUserToken support for database emulator.

Patch Changes

Updated dependencies [97f61e6f3, e123f241c, ac4ad08a2]:
- @firebase/firestore@2.3.0
- @firebase/app@0.6.21
- @firebase/database@0.10.0
- @firebase/util@1.1.0
- @firebase/analytics@0.6.10
- @firebase/functions@0.6.8
- @firebase/installations@0.4.26
- @firebase/messaging@0.7.10
- @firebase/performance@0.4.12
- @firebase/remote-config@0.1.37
- @firebase/storage@0.5.2