SteamOS 1alchemist
SteamOS 1 was released on Dec 1, 2013 and reached end of life on Nov 2, 2015. It no longer receives security updates.
SteamOS 1 support timeline
Dec 1, 2013Ended
100% elapsedEnd of life
Nov 2, 2015
SteamOS 1 release and support dates
| Milestone | Date | Meaning |
|---|---|---|
| Released | ||
| End of life | Security updates stop. endoflife.date’s listed end of support. |
Source: endoflife.date, fetched Oct 6, 2026. Status as of Oct 7, 2026. Support scope varies by project; confirm on the official site.
What to do now that SteamOS 1 is end of life
Running an end-of-life release means new vulnerabilities in the kernel, browser libraries, and system packages stay unpatched. The next supported step is SteamOS 3.
Check SteamOS’s official documentation for the supported upgrade path before moving to a new major version, and back up your data first.
Other SteamOS versions
SteamOS 1: common questions
When does SteamOS 1 reach end of life?
SteamOS 1 reached end of life on Nov 2, 2015, according to endoflife.date.
Is SteamOS 1 still supported?
No. SteamOS 1 has reached end of life and no longer receives security updates. Upgrade to SteamOS 3 to stay supported.
When was SteamOS 1 released?
SteamOS 1 was released on Dec 1, 2013.
What is the codename of SteamOS 1?
SteamOS 1 is codenamed “alchemist”.
What should I upgrade SteamOS 1 to?
SteamOS 3 is the next release that is still supported.