Bootstrap End of Life (EOL) Dates and End of Support (EOS) Dates
3 Bootstrap versions have reached End of Life (EOL) and End of Support (EOS), including Bootstrap 4 (LTS) (EOL date: Jan 01, 2023) — no longer receiving security updates or patches. Bootstrap 5.3.8 LTS is the current supported release. Also see ROS 2 end of support life for related end-of-life information.
Currently Supported Bootstrap Releases - Active EOS/EOSL Support (1)
| Release | Released | Critical Support | Active Support | Commercial Support | Latest | LTS |
|---|---|---|---|---|---|---|
| 5 (LTS) | (5 years ago) | Active | Active | Active | 5.3.8 (8 months ago) | LTS |
Bootstrap End of Life (EOL) Releases - No Longer Supported (3)
| Release | Released | Critical Support | Active Support | Commercial Support | Latest | LTS |
|---|---|---|---|---|---|---|
| 4 (LTS) | (8 years and 4 months ago) | (3 years and 4 months ago) | (4 years and 6 months ago) | Active | 4.6.2 (3 years and 10 months ago) | LTS |
| 3 (LTS) | (12 years and 9 months ago) | (6 years and 10 months ago) | (9 years and 8 months ago) | Active | 3.4.1 (7 years and 3 months ago) | LTS |
| 2 | (14 years and 3 months ago) | (12 years and 9 months ago) | (12 years and 9 months ago) | Active | 2.3.2 (12 years and 9 months ago) | - |
Bootstrap End of Life & Support Summary
Which Bootstrap Versions Are Currently Supported?
Bootstrap currently has 1 supported release. Bootstrap 5.3.8 LTS is the latest. Also see CKEditor EOSL dates for related end-of-life information.
Bootstrap End of Life (EOL) Version History
3 Bootstrap releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Bootstrap 4 (LTS) reached EOL on Jan 01, 2023. Bootstrap 5.3.8 LTS is the recommended upgrade for users still on End of Life versions. Related: ESLint maintenance dates — end-of-support dates and release schedule.