New features in the 4.1.0M4 release include for Talend Open Studio: Dynamic Schema for tFileInputDelimited and tFileOutputDelimited, added Metadata type for FTP, easily shared custom components between TIS Studios and CommandlIne connected to the same Remote repository, customized exported documentation (CSS) and possibility to customize all licenses for code generated / routines for OEM.

For a full list of new features and fixed bugs, check the bugtracker changelog page: http://www.talendforge.org/bugs/changelog_page.php