The HIGHLANDS.3 app goal is to contribute to Inclusive Sustainable Development in Highlands (ISDH) through collective and impact-driven Research & Innovation (R&I), based on capacity building, sharing of local-global knowledge, experience, and tools. It will drive a co-innovation process through secondments and research and innovative sessions (R&IS) involving public/private and non-academic partners, to build a shared vision of ISDH, enhance the capacities of researchers, managers, users, policymakers, thus bridging the gap between research and development.