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npm · #4157 most downloaded on npm
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2 versions withdrawn
withdrawn after publishing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
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One column per quarter.
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Added several APIs to support the new passwordless email sign in feature.
Added several APIs to support the new passwordless email sign in feature.
fetchSignInMethodsForEmail
isSignInWithEmailLink
sendSignInLinkToEmail
signInWithEmailLink
This release contains the new Firebase Functions Client SDK, with support for HTTPS Callable Functions. See Call Functions from Your App .
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Fixed an issue where certain browser APIs weren't available in IE 11.
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Did some internal refactoring to support the use of modern typescript APIs across the codebase (thanks merlinnot for the PR !)
Fixed an issue where some users received duplicate notifications.
Fixed an issue with a missing API in the typings.
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Fixed an issue where Microsoft Edge users were seeing slow response times.
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