This document is the first deliverable of the CATALYST first technical work package, namely, WP2: “Pre-CATALYST Results Analysis and Design” and it reports the work conducted in two tasks: Task 2.1: Use cases & pre-CATALYST Results Analysis and Task 2.2: CATALYST framework architecture design. This deliverable describes the preliminary set of the CATALYST specifications and design, which shall be the basis for the CATALYST framework and its components.