The main value of common repository is to be one source of the truth for many stakeholders and participants of the realized initiaves. It means different languages (notations) in one place - real Babel Tower. How to organize information and how navigate in such sophisticated environment keep simplicity and purity of the information? I'll try to explain my approach and share some ideas based on Enterprise Architecture perspective modeled in ArchiMate 3.1, Business Domain perspective described by BPMN 2.0 and finally get to the conclusion on project level with UML modeling.
To provide well understanding of the ide I'll use Prolaborate as a tool for knowledge sharing and engaging all participants. ...audience too will be welcomed to be involved in!