| Version | Message |
| 0.5.1 | Added and updated content like README.md; No bug or feature updates. |
| 0.5.0 | Updated for PHP 8 compatibility. |
| 0.4.0 | Updated for PHP 7 compatibility. |
| 0.3.1 | Fixed bug to make the use of the T=0 protocol possible. |
| 0.3 | Fix w32 build, fix compiler warnings, use zval resource instead of LONG for handles |
| 0.2 | Fixed compile error on >= PHP5.4 and added w32 support |
| 0.1 | Initial release |