Ember.js End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all Ember.js versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
Running an EOL version? Get matched with support options — free ↓| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 2.4 LTS | 2.4.6 | Feb 29, 2016 | Apr 24, 2017 | 3394 days past EOL | EOL |
| 2.8 LTS | 2.8.3 | Sep 9, 2016 | Oct 30, 2017 | 3205 days past EOL | EOL |
| 2.12 LTS | 2.12.2 | Mar 15, 2017 | May 12, 2018 | 3011 days past EOL | EOL |
| 2.16 LTS | 2.16.4 | Oct 10, 2017 | Dec 3, 2018 | 2806 days past EOL | EOL |
| 2.18 LTS | 2.18.3 | Jan 1, 2018 | Feb 27, 2019 | 2720 days past EOL | EOL |
| 3.4 LTS | 3.4.8 | Aug 28, 2018 | Oct 28, 2019 | 2477 days past EOL | EOL |
| 3.8 LTS | 3.8.3 | Feb 18, 2019 | Apr 22, 2020 | 2300 days past EOL | EOL |
| 3.12 LTS | 3.12.4 | Aug 6, 2019 | Oct 7, 2020 | 2132 days past EOL | EOL |
| 3.16 LTS | 3.16.10 | Jan 20, 2020 | Mar 29, 2021 | 1959 days past EOL | EOL |
| 3.20 LTS | 3.20.7 | Jul 13, 2020 | Sep 15, 2021 | 1789 days past EOL | EOL |
| 3.24 LTS | 3.24.7 | Dec 28, 2020 | Mar 10, 2022 | 1613 days past EOL | EOL |
| 3.28 LTS | 3.28.12 | Aug 10, 2021 | Jan 2, 2023 | 1315 days past EOL | EOL |
| 4.4 LTS | 4.4.5 | May 3, 2022 | Jul 26, 2023 | 1110 days past EOL | EOL |
| 4.8 LTS | 4.8.6 | Oct 17, 2022 | Dec 21, 2023 | 962 days past EOL | EOL |
| 4.12 LTS | 4.12.4 | Apr 3, 2023 | May 26, 2024 | 805 days past EOL | EOL |
| 5.0 | 5.0.0 | May 15, 2023 | Jul 8, 2023 | 1128 days past EOL | EOL |
| 5.1 | 5.1.2 | Jun 26, 2023 | Aug 7, 2023 | 1098 days past EOL | EOL |
| 5.2 | 5.2.0 | Aug 7, 2023 | Sep 21, 2023 | 1053 days past EOL | EOL |
| 5.3 | 5.3.0 | Sep 18, 2023 | Dec 22, 2024 | 595 days past EOL | EOL |
| 5.4 LTS | 5.4.1 | Oct 30, 2023 | Dec 23, 2024 | 594 days past EOL | EOL |
| 5.5 | 5.5.0 | Dec 11, 2023 | Jan 22, 2024 | 930 days past EOL | EOL |
| 5.6 | 5.6.0 | Jan 22, 2024 | Mar 4, 2024 | 888 days past EOL | EOL |
| 5.7 | 5.7.0 | Mar 4, 2024 | Apr 20, 2024 | 841 days past EOL | EOL |
| 5.8 LTS | 5.8.0 | Apr 15, 2024 | Jun 16, 2025 | 419 days past EOL | EOL |
| 5.9 | 5.9.0 | Jun 3, 2024 | Jul 8, 2024 | 762 days past EOL | EOL |
| 5.10 | 5.10.2 | Jul 8, 2024 | Aug 19, 2024 | 720 days past EOL | EOL |
| 5.11 | 5.11.1 | Aug 19, 2024 | Oct 4, 2024 | 674 days past EOL | EOL |
| 5.12 LTS | 5.12.0 | Sep 30, 2024 | Oct 13, 2025 | 300 days past EOL | EOL |
| 6.0 | 6.0.1 | Nov 12, 2024 | Dec 28, 2024 | 589 days past EOL | EOL |
| 6.1 | 6.1.0 | Dec 23, 2024 | Feb 22, 2025 | 533 days past EOL | EOL |
| 6.2 | 6.2.0 | Feb 3, 2025 | Mar 28, 2025 | 499 days past EOL | EOL |
| 6.3 | 6.3.0 | Mar 17, 2025 | May 26, 2025 | 440 days past EOL | EOL |
| 6.4 LTS | 6.4.0 | Apr 28, 2025 | Jun 22, 2026 | 48 days past EOL | EOL |
| 6.5 | 6.5.0 | Jun 9, 2025 | Sep 1, 2025 | 342 days past EOL | EOL |
| 6.6 | 6.6.0 | Jul 21, 2025 | Sep 3, 2025 | 340 days past EOL | EOL |
| 6.7 | 6.7.0 | Sep 1, 2025 | Oct 25, 2025 | 288 days past EOL | EOL |
| 6.8 LTS | 6.8.4 | Oct 25, 2025 | Dec 8, 2026 | 121 days remaining | Warning |
| 6.9 | 6.9.0 | Jan 9, 2026 | Feb 6, 2026 | 184 days past EOL | EOL |
| 6.10 | 6.10.1 | Feb 6, 2026 | Mar 6, 2026 | 156 days past EOL | EOL |
| 6.11 | 6.11.1 | Mar 6, 2026 | May 1, 2026 | 100 days past EOL | EOL |
| 6.12 LTS | 6.12.0 | May 1, 2026 | May 25, 2027 | 289 days remaining | Active |
| 7.0 | 7.0.0 | May 29, 2026 | TBD | Supported | Active |
Live EOL badge for your README — updates automatically at every build.
[](https://endoflife.ai/emberjs)
What does Ember.js end of life mean for your organization?
When a version of Ember.js 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 Ember.js 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 Ember.js 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.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL Ember.js versions. This is a bridge, not a permanent solution — plan your migration in parallel.
Ember.js has 39 versions past end of life — security patches have stopped, but CVE disclosures haven't. The good news: extended support for Ember.js exists — vetted vendors ship security patches for years past the official date. Tell us where to reach you and we'll reply with matched options and pricing guidance.