Lightning Version History

95 versions

Be careful with old versions!

These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.

Version 4.0.2 6.6 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 4.2b1 6.7 MB Works with SeaMonkey 2.37 - 2.37.*, Thunderbird 40.0 - 40.*

Version 4.0.1.2 6.7 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 4.0.1 6.6 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 4.0.0.1 6.6 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 4.0b6 7.0 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 4.0b3 4.9 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 4.0b1 4.5 MB Works with SeaMonkey 2.35 - 2.35.*, Thunderbird 38.0 - 38.*

Version 3.9b1 4.2 MB Works with SeaMonkey 2.34 - 2.34.*, Thunderbird 37.0 - 37.*

Version 3.8b2 4.3 MB Works with SeaMonkey 2.33 - 2.33.*, Thunderbird 36.0 - 36.*

Version 3.8b1 4.8 MB Works with SeaMonkey 2.33 - 2.33.*, Thunderbird 36.0 - 36.*

Version 3.3.3 4.5 MB Works with SeaMonkey 2.28 - 2.28.*, Thunderbird 31.0 - 31.*

* Added locales cy, fi, pt-BR, tr.

Version 3.7b1 3.3 MB Works with SeaMonkey 2.32 - 2.32.*, Thunderbird 35.0 - 35.*

NOTE: This version is en-US only, since Thunderbird did not have a beta build for Thunderbird 35.

Version 3.3.2 4.3 MB Works with SeaMonkey 2.28 - 2.28.*, Thunderbird 31.0 - 31.*

* Fixed locales that went missing in Lightning 3.3.1
* Added gd and lt locales.

Version 3.6b3 4.6 MB Works with SeaMonkey 2.31 - 2.31.*, Thunderbird 34.0 - 34.*

Version 3.6b2 3.2 MB Works with SeaMonkey 2.31 - 2.31.*, Thunderbird 34.0 - 34.*

Version 3.6b1 3.2 MB Works with SeaMonkey 2.31 - 2.31.*, Thunderbird 34.0 - 34.*

Version 3.3.1 4.2 MB Works with SeaMonkey 2.28 - 2.28.*, Thunderbird 31.0 - 31.*

Version 3.5b1 4.5 MB Works with SeaMonkey 2.30 - 2.30.*, Thunderbird 33.0 - 33.*

Version 3.4b1 4.5 MB Works with SeaMonkey 2.29 - 2.29.*, Thunderbird 32.0 - 32.*

Version 3.3 4.2 MB Works with SeaMonkey 2.28 - 2.28.*, Thunderbird 31.0 - 31.*

Version 3.3b2 4.1 MB Works with SeaMonkey 2.28 - 2.28.*, Thunderbird 31.0 - 31.*

Version 2.6.6 3.6 MB Works with SeaMonkey 2.21 - 2.21.*, Thunderbird 24.1.1 - 24.*

Version 3.3b1 4.5 MB Works with SeaMonkey 2.28 and later, Thunderbird 31.0 and later

Version 2.6.5 3.6 MB Works with SeaMonkey 2.21 - 2.21.*, Thunderbird 24.1.1 - 24.*

Version 3.2b1 4.5 MB Works with SeaMonkey 2.27 and later, Thunderbird 30.0 and later

Version 3.1b1 3.4 MB Works with SeaMonkey 2.26 and later, Thunderbird 29.0 and later

Version 3.0b1 3.8 MB Works with SeaMonkey 2.25 and later, Thunderbird 28.0 and later

Version 2.9b1 3.8 MB Works with SeaMonkey 2.24 and later, Thunderbird 27.0 and later

Version 2.6.4 2.6 MB Works with SeaMonkey 2.21 - 2.21.*, Thunderbird 24.1.1 - 24.*