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Packagist · #510 most downloaded on Packagist
A library to work with Firebase tokens
Last release 6 days ago
02 Oct 2026
Ships fairly regularly
a new release about every 3 months
Rarely documented
notes for 12 of 55 stable releases
Nothing withdrawn
no release was ever pulled
10 years old
55 releases · first in 2017
Avoid fetching public keys when verifying emulator tokens
Avoid fetching public keys when verifying emulator tokens (#80)
Added support for beste/clock 4.0
Added support for beste/clock 4.0
One column per quarter.
Add support for Guzzle 8 by @GrahamCampbell in #73
Full Changelog: 5.4.0...5.5.0
Changed the verifier key cache to store key values instead of Keys objects
Keys objectsKeys objectsAdded support for PHP 8.5
Added support for PHP 8.5
Fixed deprecated implicit nullable parameter
Fixed deprecated implicit nullable parameter
Added support for PHP 8.4
Added support for PHP 8.4 (#61)
Fixed missing signature check when in non-emulated environments
Fixed ID Token verification when run in emulated environments.
Fixed ID Token verification when run in emulated environments.
Added support for PHP 8.3, removed support for PHP 8.1
Added support for PHP 8.3, removed support for PHP 8.1
Added support for PHP 8.3
Added support for PHP 8.3
Note: The Kreait\Firebase\JWT\Token class has been renamed to \Kreait\Firebase\JWT\SecureToken . This is technically a breaking change, but since the…
Added support for the Firebase Auth Emulator when using lcobucci/jwt 5.*
Note: The Kreait\Firebase\JWT\Token class has been renamed to \Kreait\Firebase\JWT\SecureToken. This is technically a breaking change, but since the *Verifier classes type-hint \Kreait\Firebase\JWT\Contract\Token as return values, I consider it unlikely that this should cause trouble for most people. If it does, I'll deal with the consequences.
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