Bootstrap End of Life Dates
framework
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains HTML, CSS and (optionally) JavaScript-based design templates for typography, forms, buttons, navigation, and other interface…
Last updated: May 31, 2026
| Version | Released | Active support | EOL date | Until EOL | Latest | CVEs | Status |
|---|---|---|---|---|---|---|---|
| 5 LTS | May 5, 2021 | — | No | — | 5.3.8 | — | Active |
| 4 LTS | Jan 18, 2018 | Nov 1, 2021 | Jan 1, 2023 | 1255d ago | 4.6.2 | — | EOL |
| 3 LTS | Aug 19, 2013 | Sep 5, 2016 | Jul 24, 2019 | 2512d ago | 3.4.1 | — | EOL |
| 2 | Jan 31, 2012 | Aug 19, 2013 | Aug 19, 2013 | 4677d ago | 2.3.2 | — | EOL |
Data sourced from endoflife.date · CVE data from NVD
