We are pleased to announce the release of QtitanRibbon 4.0.0 beta 1. The new version contains many improvements and new engines. Added support for standard layout within the groups according to the specifications of Microsoft. The button may be adapted depending on the group width to be fully visible in the group view (Large size, Medium size, Small size and size for Popup state). Another feature is a ribbon bar customization. The implementation includes a customization manager and dialogue that are linked together. It allows to add new custom pages, groups, move actions and etc. from end-user side. Added code for localization of main text strings and qt-script for auto updating *.ts, *.qm files. Fixed a large number of bugs regarding old version and added new examples. QtitanRibbon 4.0.0 source code is available for all registered users in the personal account. It is necessary login to your account to download.