| June 8, 1995 | PHP Tools 1.0 |
| Oct 17, 1995 | PHP/FI 1.92 |
| Mar. 16, 1996 | PHP/FI 1.99k |
| June 16, 1997 | PHP/FI 2.0b12 |
| Oct. 29, 1997 | PHP 3.0a1 |
| Nov. 12, 1997 | PHP/FI 2.0 |
| Dec. 8, 1997 | PHP 3.0b1 |
| Jan. 9, 1998 | PHP/FI 2.0.1 |
| June 6, 1998 | PHP 3.0 |
| July 4, 1998 | PHP 3.0.1 |
| Mar. 1, 1999 | PHP 3.0.7 |
| July 19, 1999 | PHP 4.0b1 |
| Jan. 1, 2000 | PHP 3.0.13 |
| Oct. 21, 2000 | PHP 3.0.18 |
| May 22, 2000 | PHP 4.0 |
| Oct. 11, 2000 | PHP 4.0.3 |
| Apr. 30, 2001 | PHP 4.0.5 |
| June 23, 2001 | PHP 4.0.6 |
| Dec. 10, 2001 | PHP 4.1.0 |
| Dec. 26, 2001 | PHP 4.1.1 |
| Feb. 27, 2002 | PHP 4.1.2 |
| Apr. 22, 2002 | PHP 4.2.0 |
| May 13, 2002 | PHP 4.2.1 |
| July 22, 2002 | PHP 4.2.2 |
| Sep. 6, 2002 | PHP 4.2.3 |
| Dec. 27, 2002 | PHP 4.3.0 |
| Feb. 17, 2003 | PHP 4.3.1 |
| Aug. 17, 2003 | PHP 5.0 |
