This document discusses open access at Stellenbosch University and provides examples of the impact of open access. It notes that open access increases research visibility, citations, and impact. It describes Stellenbosch University's open access institutional repository SUNScholar and open access journals SUNJournals. It provides examples of downloads and citations of works in SUNScholar and SUNJournals that demonstrate their increasing impact as more individuals globally can access and engage with the research. The document advocates for using metrics like citations, downloads and social media mentions to measure research impact and promote open scholarship.