- The signature of the F_escape_sql function was changed to add the database link identifier.
- The MySQL Database Abstraction Layer now uses the MySQLi extension by default (you can set the 'K_DATABASE_TYPE' constant to 'MYSQLDEPRECATED' to use the old extension).
- TCPDF Library was updated.

- TCPDF Library was updated.

- IMPORTANT: the database schema is changed please use the upgrading SQL files in case of upgrade.
- This version includes a new feature that allows to restrict test access based on client SSL certificate.
- It is now possible to restrict the admin and/or public area access only to clients with valid SSL certificate (check the new options on the admin and public configuration files).
- TCPDF Library was updated.

- Latex rendering class was removed and replaced with a new function.
- phpCAS class was updated.

- IMPORTANT: the database schema is changed.
- Constant K_OTP_LOGIN was added to shared/config/tce_config.php to enable One-Time-Password.
- Constant K_LOGOUT_URL was added to shared/config/tce_config.php to customize redirect link after logout.
- SSL certificate login support.
- All test statistics were merged on a single page with more information: tests > results.
- Test statistics are now also available on the public page.
- The SVG statistic graph is now exported on PDF.
- Ordering mode options were added on test editor.
- A password-specific test feature was added on test editor.
- Some problems on test editor were fixed.
- A selector page and popup for tests was added.
- The history of repeated tests is now preserved.
- Performances of test generation were improved.
- Some authorization/permission problems were fixed.
- "font" and "size" tags were added on tcecode to set the font family and size.
- A virtual keyboard was added on some textarea fields.
- Navigation buttons on the public interface now reports the number of questions.
- Questions can be exported and imported using a tab-separated values format (TSV).
- All CSV formats were changed to TSV (tab-separated-values).
- Local autosave was added for free answers (only supported by newer web browsers).
- Some files were renamed.
- TCPDF Library was updated to version 6 ad moved to another folder.

- IMPORTANT: the database schema is changed.
- Constant K_OTP_LOGIN was added to shared/config/tce_config.php to enable One-Time-Password.
- Constant K_LOGOUT_URL was added to shared/config/tce_config.php to customize redirect link after logout.
- All test statistics were merged on a single page with more information: tests > results.
- Test statistics are now also available on the public page.
- The SVG statistic graph is now exported on PDF.
- Ordering mode options were added on test editor.
- A password-specific test feature was added on test editor.
- Some problems on test editor were fixed.
- A selector page and popup for tests was added.
- The history of repeated tests is now preserved.
- Performances of test generation were improved.
- Some authorization/permission problems were fixed.
- "font" and "size" tags were added on tcecode to set the font family and size.
- A virtual keyboard was added on some textarea fields.
- Navigation buttons on the public interface now reports the number of questions.
- Questions can be exported and imported using a tab-separated values format (TSV).
- All CSV formats were changed to TSV (tab-separated-values).
- Autosave was added for free answers (only supported by newer web browsers).
- Some files were renamed.
- TCPDF Library was updated to version 6 ad moved to another folder.

- The module for alternative authentication methods was fixed.
- The TCPDF library was updated.

- The module for alternative authentication methods was improved to automatically sync the user groups.
- The TCPDF library was updated.