GCCEC participated on ATLAS software & Computing week held on 11-16 October at CERN, Geneva Switzerland. GCCEC made presentation on database session about development of new release (R10) of ATLAS Cool conditional database tag browser. R10 has been presented. New features and solutions were considered and discussed. Currently browser is in development folder for identification and fixation of bugs. Later it will be placed in production folder and will be available for end-users. Development of Cool tag browser tool is one of the working package executing by GCCEC according to ATLAS agreement AA366/10.