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Bootstrap 4 vs 5

Version Support Lifecycle Comparison

vs

Version 4

4
LTS
End of Life
Release Date2018-01-18
Support Ends2021-11-01
EOL Date2023-01-01
Days LeftExpired 1111 days ago
Latest Version4.6.2

Version 5

5
LTS
Active
Release Date2021-05-05
Support Ends-
EOL DateTBD
Latest Version5.3.8

💡 Upgrade Recommendation

We recommend upgrading from 4 to 5. 5 has a longer support lifecycle.

About Version Comparison

This page compares Bootstrap versions 4 and 5. Learn about each version's release date, support end date, and EOL (End of Life) date to make informed upgrade decisions.