DOAS sets out standards for Diamond Open Access publishing that help scholarly publishers ensure quality and transparency in journal publishing processes. It addresses the seven core components of scholarly publishing: Funding Legal ownership, mission and governance Open Science Editorial management, editorial quality and research integrity Technical service efficiency Visibility, communication, marketing, and impact Equity, Diversity, Inclusion and Belonging (EDIB), multilingualism and gender equity DOAS is published as a document: Consortium of the DIAMAS project. (2024). The Diamond OA Standard (DOAS) (1.2). Zenodo. https://doi.org/10.5281/zenodo.13820036, and is operationalised as a self-assessment tool: https://diamas.fecyt.es/ available to all Diamond OA publishers and service providers. This brochure provides an easy and quick insight into the structure of DOAS and helps you see what kind of information you need to provide and where you stand before taking the self-assessment.