A new online tool designed to assess the equity of scholarly communication models was launched at the OASPA 2024 conference. The “How Equitable Is It” tool, developed by a multi-stakeholder Working Group, comprising librarians, library consortia representatives, funders and publishers, and convened by cOAlition S, Jisc and PLOS, aims to provide a framework for evaluating scholarly communication models and arrangements on the axis of equity.