Tailwind CSS End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all Tailwind CSS versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
Tailwind CSS 4.3 is supported, with no end-of-life date announced yet. The next Tailwind CSS version to reach end of life is 3.4, on February 28, 2027. 20 of 22 tracked Tailwind CSS versions are past end of life; the most recent to reach it, 4.2, did so on May 8, 2026.
Running an EOL version? Get matched with support options — free ↓| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 1.0 | 1.0.6 | May 13, 2019 | Aug 6, 2019 | 2588 days past EOL | EOL |
| 1.1 | 1.1.4 | Aug 6, 2019 | Feb 5, 2020 | 2405 days past EOL | EOL |
| 1.2 | 1.2.0 | Feb 5, 2020 | Apr 20, 2020 | 2330 days past EOL | EOL |
| 1.3 | 1.3.5 | Apr 20, 2020 | Apr 29, 2020 | 2321 days past EOL | EOL |
| 1.4 | 1.4.6 | Apr 29, 2020 | Jul 15, 2020 | 2244 days past EOL | EOL |
| 1.5 | 1.5.2 | Jul 15, 2020 | Jul 28, 2020 | 2231 days past EOL | EOL |
| 1.6 | 1.6.3 | Jul 28, 2020 | Aug 18, 2020 | 2210 days past EOL | EOL |
| 1.7 | 1.7.6 | Aug 18, 2020 | Sep 4, 2020 | 2193 days past EOL | EOL |
| 1.8 | 1.8.13 | Sep 4, 2020 | Oct 12, 2020 | 2155 days past EOL | EOL |
| 1.9 | 1.9.6 | Oct 12, 2020 | Nov 18, 2020 | 2118 days past EOL | EOL |
| 2.0 | 2.0.5 | Nov 18, 2020 | Apr 5, 2021 | 1980 days past EOL | EOL |
| 2.1 | 2.1.4 | Apr 5, 2021 | Jun 17, 2021 | 1907 days past EOL | EOL |
| 2.2 | 2.2.19 | Jun 17, 2021 | Dec 9, 2021 | 1732 days past EOL | EOL |
| 3.0 | 3.0.24 | Dec 9, 2021 | Jun 8, 2022 | 1551 days past EOL | EOL |
| 3.1 | 3.1.8 | Jun 8, 2022 | Oct 19, 2022 | 1418 days past EOL | EOL |
| 3.2 | 3.2.7 | Oct 19, 2022 | Mar 28, 2023 | 1258 days past EOL | EOL |
| 3.3 | 3.3.7 | Mar 28, 2023 | Dec 18, 2023 | 993 days past EOL | EOL |
| 3.4 | 3.4.19 | Dec 18, 2023 | Feb 28, 2027 | 175 days remaining | Warning |
| 4.0 | 4.0.17 | Jan 21, 2025 | Apr 1, 2025 | 523 days past EOL | EOL |
| 4.1 | 4.1.18 | Apr 1, 2025 | Feb 18, 2026 | 200 days past EOL | EOL |
| 4.2 | 4.2.4 | Feb 18, 2026 | May 8, 2026 | 121 days past EOL | EOL |
| 4.3 | 4.3.3 | May 8, 2026 | TBD | Supported | Active |
Live EOL badge for your README — updates automatically at every build.
[](https://endoflife.ai/tailwind-css)
Tailwind CSS release and support pattern
Across the 22 release lines with a published release date, Tailwind CSS has shipped a new line roughly every 3 months (median interval). A line typically stays supported for about 3 months from its release to its end-of-life date (measured on the 21 lines with both dates published).
Of the 22 release lines tracked, 20 are past end of life and 2 are still within support. The newest line, 4.3, was released May 8, 2026. The next scheduled end of life is 3.4 on February 28, 2027 — 174 days from this build.
Computed from the tracked release data at every build — the figures above are the dates in the table, restated, not an editorial estimate.
What does Tailwind CSS end of life mean for your organization?
When a version of Tailwind CSS reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.
Organizations running EOL Tailwind CSS should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.
Your options when Tailwind CSS reaches end of life
There are four realistic paths. Which one is right depends far more on how long the system needs to keep running than on the version you are on today.
| Option | Best when | Watch out for |
|---|---|---|
| Move to a supported version | The system will outlive the current version's support window and you can schedule the work | Budget for compatibility testing, not just the upgrade itself — that is where the real cost sits |
| Replace the component | The project is unmaintained, or a better-supported alternative exists | The replacement has its own lifecycle and its own end-of-life date — you are changing vendors, not escaping the problem |
| Buy extended support | Migration is genuinely underway but cannot finish before the deadline, or the workload is frozen by certification or a third-party application | A bridge, not a destination — every year purchased is a year the migration still has to happen |
| Document accepted risk | The system is isolated, short-lived, or scheduled for retirement | Only defensible with real compensating controls and a written decision — auditors treat undocumented end-of-life software as a finding |
How to choose, in one question: how many more years does this system need to run? Under a year, extended support (where it exists) is usually cheaper than an emergency migration. One to three years, migrate — support purchased repeatedly costs more than doing the project once, and the project only gets harder as the version ages. Indefinitely, migrate now and plan the next migration before it surprises you.
Worth saying plainly, because vendors selling extended support rarely will: extended support is often the more expensive choice over a multi-year horizon. It is the right answer when a deadline is genuinely unreachable, not as a default. Compare the annual fee against the one-time cost of migrating before committing to either.
Formalizing decisions like this across your estate? Our free EOL policy template is a ready-to-adopt policy with risk tiers, remediation SLAs, and audit mapping — no signup, free to use and share.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL Tailwind CSS versions. This is a bridge, not a permanent solution — plan your migration in parallel.
Tailwind CSS has 20 versions past end of life — security patches have stopped, but CVE disclosures haven't. Extended support past the official date exists for many products in this position — whether it exists for Tailwind CSS is exactly what we check. Tell us where to reach you and we'll reply with matched options and pricing guidance — or an honest "no vendor covers this."