In this guide, you’ll find a selection of diamond journals, which offer various options for publishing your results in an Open-Access environment at no cost to the reader or the author.Open publishing practices are crucial in a context where free access to research results is essential for knowledge sharing and innovation.The traditional publishing model restricts reader access, while Open Access Gold and Hybrid allow free access to research, but charge authors. While these models improve accessibility, they ultimately shift the publication cost to researchers, creating further constraints.New, fairer options are emerging, like the diamond publishing model. This lets authors and readers publish and access research for free. Funded by academic institutions, the diamond pathway is a sustainable way to share knowledge.