PHP 4.1
end of lifeEOL 2002-03-12
PHP 4.1 reached end of life on 2002-03-12 and is no longer supported. First release: 2001-12-10. Latest stable release: 4.1.2. Lifecycle periods below are derived from official vendor sources with provenance.
Latest stable 4.1.2 (2002-03-12)
Lifecycle & support periods
| Phase | From | Until | Provider | Source |
|---|---|---|---|---|
| standard support | 2001-12-10 | 2003-12-10 | The PHP Group | PHP Supported Branches |
| end of life | 2002-03-12 | — | The PHP Group | PHP Supported Branches |
| security support | 2003-12-10 | 2002-03-12 | The PHP Group | PHP Supported Branches |
Provenance
Every lifecycle fact is traceable to its authoritative source.
- PHP Supported Branchesfirst party · highhttps://www.php.net/releases/branches.php
Retrieved 2026-08-28 · PHP 4.1 end-of-life
- PHP Supported Branchesfirst party · highhttps://www.php.net/releases/branches.php
Retrieved 2026-08-28 · PHP 4.1 security support only
- PHP Supported Branchesfirst party · highhttps://www.php.net/releases/branches.php
Retrieved 2026-08-28 · PHP 4.1 active support
Recent releases
- 4.1.22002-03-12
- 4.1.12001-12-26
- 4.1.02001-12-10