OpenWrt is a highly extensible GNU/Linux distribution for embedded devices(typically wireless routers).
| Release | Released | Active Support | Security Support | Latest |
|---|---|---|---|---|
| 23.05 | 11 months ago (11 Oct 2023) | Yes | Yes | 23.05.4 (16 Jul 2024) |
| 22.03 | 2 years ago (03 Sep 2022) | Ended 11 months ago (11 Oct 2023) | Ended 5 months ago (11 Apr 2024) | 22.03.7 (23 Jul 2024) |
| 21.02 | 3 years ago (01 Sep 2021) | Ended 2 years ago (03 Sep 2022) | Ended 1 year and 4 months ago (30 Apr 2023) | 21.02.7 (27 Apr 2023) |
| 19.07 | 4 years and 8 months ago (06 Jan 2020) | Ended 3 years ago (01 Sep 2021) | Ended 2 years and 4 months ago (30 Apr 2022) | 19.07.10 (17 Apr 2022) |
| 18.06 | 6 years ago (30 Jul 2018) | Ended 4 years and 8 months ago (06 Jan 2020) | Ended 3 years ago (01 Jul 2021) | 18.06.9 (17 Nov 2020) |
| 17.01 | 7 years ago (20 Feb 2017) | Ended 6 years ago (30 Jul 2018) | Ended 5 years and 7 months ago (01 Feb 2019) | 17.01.7 (21 Jun 2019) |
The latest major release is fully supported with updates for the core packages, fixing security and other issues.The previous major release only receives security fixes till the End-of-Life date.Each major release becomes EoL 6 months after the releaseof the next major version, with a minimum of 1 year from its own release.
More information is available on the OpenWrt website.
You should be running one of the supported release numbers listed above in the rightmost column.
You can check the version that you are currently using by running:
cat /etc/os-release
You can submit an improvement to this page on GitHub 
. This page has a corresponding Talk Page.
A JSON version of this page is available at /api/openwrt.json. See the API Documentation for more information. You can subscribe to the iCalendar feed at /calendar/openwrt.ics.
