Czech (CZ) Language Pack version history - 25 versions
Czech (CZ) Language Pack by Firefox
Be careful with old versions! These versions are displayed for testing and reference purposes.
Versions
Version 148.0.20260121.90347
Released 21 Jan 2026 - 493.9 kBWorks with firefox 148.0 to 148.*Source code released under Mozilla Public Licence 2.0
Version 148.0.20260119.90523
Released 19 Jan 2026 - 493.64 kBWorks with firefox 148.0 to 148.*Source code released under Mozilla Public Licence 2.0
Version 148.0.20260116.90417
Released 16 Jan 2026 - 493.25 kBWorks with firefox 148.0 to 148.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20260116.91309
Released 16 Jan 2026 - 490.52 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 148.0.20260114.90336
Released 14 Jan 2026 - 493.24 kBWorks with firefox 148.0 to 148.*Source code released under Mozilla Public Licence 2.0
Version 148.0.20260112.172829
Released 12 Jan 2026 - 493.21 kBWorks with firefox 148.0 to 148.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20260105.210555
Released 6 Jan 2026 - 490.46 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251231.90510
Released 31 Dec 2025 - 489.93 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251229.90910
Released 29 Dec 2025 - 489.89 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251222.164020
Released 22 Dec 2025 - 489.51 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251219.90541
Released 19 Dec 2025 - 489.51 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251217.121356
Released 17 Dec 2025 - 485.43 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251217.90547
Released 17 Dec 2025 - 489.5 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251215.90548
Released 15 Dec 2025 - 489.19 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251212.92402
Released 12 Dec 2025 - 489.14 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251210.90447
Released 10 Dec 2025 - 489.15 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 147.0.20251208.163038
Released 8 Dec 2025 - 489.13 kBWorks with firefox 147.0 to 147.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251205.151434
Released 5 Dec 2025 - 485.43 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251201.213807
Released 2 Dec 2025 - 485.42 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251128.121902
Released 28 Nov 2025 - 485.46 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251126.90434
Released 26 Nov 2025 - 485.31 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 145.0.20251124.145406
Released 24 Nov 2025 - 482.55 kBWorks with firefox 145.0 to 145.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251124.115610
Released 24 Nov 2025 - 485.33 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251121.110812
Released 21 Nov 2025 - 485.33 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0
Version 146.0.20251119.90309
Released 19 Nov 2025 - 485.2 kBWorks with firefox 146.0 to 146.*Source code released under Mozilla Public Licence 2.0