Squid End of Life Dates
Server applicationsAll 14 Squid release branches: support windows, latest releases, and what each EOL branch has missed since. Updated daily — last refresh 2026-10-05.
1still supported
13end of life
Support lifecycle at a glance
■ supported ■ security fixes only ■ end of life
All versions
Release dates, security support dates and current support status for every Squid branch.
| Branch | Released | Security Support ends | Status | Latest |
|---|---|---|---|---|
| 7 | 10 Jul 20251y 3mo ago | — | supported | 7.7 |
| 6 | 6 Jul 20233y 3mo ago | 10 Jul 20251y 3mo ago | EOL | 6.14 |
| 5 | 31 Jul 20215y 2mo ago | 6 Jul 20233y 3mo ago | EOL | 5.9 |
| 4 | 3 Jul 20188y 3mo ago | 4 Oct 20215y ago | EOL | 4.17 |
| 3.5 | 13 Jan 201511y 9mo ago | 7 Aug 20188y 2mo ago | EOL | 3.5.28 |
| 3.4 | 8 Dec 201312y 10mo ago | 1 Aug 201511y 2mo ago | EOL | 3.4.14 |
| 3.3 | 9 Feb 201313y 8mo ago | 1 May 201511y 5mo ago | EOL | 3.3.14 |
| 3.2 | 14 Aug 201214y 2mo ago | 1 May 201511y 5mo ago | EOL | 3.2.14 |
| 3.1 | 29 Mar 201016y 6mo ago | 8 Jan 201313y 9mo ago | EOL | 3.1.23 |
| 2.7 | 27 May 200818y 4mo ago | 14 Mar 201016y 7mo ago | EOL | 2.7.9 |
| 3.0 | 14 Dec 200718y 10mo ago | 27 Aug 201115y 1mo ago | EOL | 3.0.26 |
| 2.6 | 1 Jul 200620y 3mo ago | 26 Mar 201016y 6mo ago | EOL | 2.6.24 |
| 2.5 | 24 Sept 200224y ago | 20 May 200620y 5mo ago | EOL | 2.5.14 |
| 2.4 | 20 Mar 200125y 7mo ago | 2 Jul 200224y 3mo ago | EOL | 2.4.7 |