# 18.10 'Cosmic Cuttlefish' — Software end-of-support dates

For 18.10 'Cosmic Cuttlefish', product is Ubuntu; released is 18 Oct 2018; end of active support is 06 Jul 2019, recorded from its source on 2026-08-03.

- **Product:** Ubuntu
- **Release:** 18.10 'Cosmic Cuttlefish'
- **Released:** 18 Oct 2018
- **End of active support:** 06 Jul 2019 _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> .ubuntu.com/DiscoDingo/ReleaseNotes/> 19.04 (18 Apr 2019) | 18.10 'Cosmic Cuttlefish' | 7 years ago (18 Oct 2018) | Ended 7 years ago (18 Jul 2019) | Ended 7 years ago (18 Jul 2019) | Unavailable | <https://wiki.ubuntu.com/CosmicCuttlefish/ReleaseNotes/> 18.10 (18 Oct 2018) | 18.04 'Bionic Beaver' ( LTS ) | 8 years ago (26 Apr 2018) | Ended 3 years ago (31 M

## Source

- https://endoflife.date/ubuntu

Last verified: 2026-08-03. Review by: 2026-11-01.
Part of [Software end-of-support dates](https://referencesource.org/software-end-of-support/).