Action Plan for Diamond Open Access
Summary
Action plan to develop a sustainable, community-governed Diamond Open Access scholarly publishing ecosystem, with no fees for authors or readers. It sets out actions on efficiency, quality standards, capacity building, sustainability, bibliodiversity and global coordination.
Promoting organizations
The plan was developed by Science Europe, cOAlition S, OPERAS and the Agence Nationale de la Recherche (ANR), with input from the Science Europe Working Group on Open Science and international experts from the Diamond Open Access community.
Objectives
The Action Plan for Diamond Open Access responds to the diagnosis of the OA Diamond Journals Study, which identified a broad ecosystem of journals and platforms with no fees for authors or readers, but also fragmentation and weaknesses in visibility, management, technical capacity, funding and sustainability (Bosman et al., 2021). The plan itself draws on the estimate of between 17,000 and 29,000 Diamond journals worldwide and argues that this model, despite its value for bibliodiversity, requires greater coordination among researchers, funders, institutions, libraries, scholarly societies, ministries and service providers (Ancion et al., 2022).
Its overall objective is to develop and expand a sustainable Diamond scholarly communication ecosystem, governed by the scholarly community and built around shared principles, guidelines and quality standards. To this end, it organizes action into four complementary lines. The first seeks to improve efficiency through shared resources, interoperability between submission systems, publishing platforms and metadata, and synergies among journals in the same discipline, territory or language. The second proposes the flexible alignment of standards and good practices on funding models, editorial management, research integrity, governance, communication, diversity and degree of openness. The third focuses on capacity building through training materials, guidelines for editors, authors and reviewers, and a capacity centre for Diamond publishing. The fourth addresses sustainability through ownership and governance frameworks, cost transparency, a more balanced distribution of funding and coordinated mechanisms for financial support.
Implementation is conceived as a collective roadmap, with some actions initially developed through the DIAMAS project (2022–2025) and with the aim that the Diamond community will take over its long-term implementation (Ancion et al., 2022).
Beneficiaries and stakeholders
The initiative is mainly aimed at Diamond Open Access journals and platforms, academic editors and service providers. It also involves researchers, university libraries, scholarly societies, research funding organizations, ministries and policy makers.
Results
- The plan, published in March 2022, established an action framework structured around four axes: efficiency, quality standards, capacity building and sustainability. It has been translated into several languages, including Spanish by FECYT (Ancion et al., 2022, 2023).
- Implementation has been articulated through conferences and exchange spaces. The Toluca Global Summit (2023) brought together 688 participants from 75 countries and set priorities on governance, infrastructure, assessment and sustainability (Saenen et al., 2024).
- The Bengaluru summit (2026), with 347 participants from 36 countries, culminated in the Bengaluru Roadmap and Action Plan, a roadmap with six areas of action (Science Europe, 2026).
- The DIAMAS project has produced operational outputs linked to the plan: the Diamond Open Access Standard, a self-assessment tool, and guidelines and recommendations for institutions, funders and policy makers (DIAMAS, 2025).
- The European Diamond Capacity Hub was launched in January 2025 in Madrid as a centre for coordination, training and services to strengthen capacity in Diamond publishing, with OPERAS as fiscal host (cOAlition S, 2025).
Challenges
The main challenge is to turn a shared roadmap into sustained operational changes in a fragmented ecosystem. Difficulties remain around stable funding beyond temporary grants, cost transparency, visibility, preservation, interoperability and editorial professionalization (Bosman et al., 2021). Coordination among regions and actors with unequal resources must also prevent the consolidation of the model from reducing the bibliodiversity it seeks to protect or concentrating resources in already strong institutional environments.
Interest and transferability
The Action Plan provides a transferable framework for institutions, research funding agencies, libraries, publishing platforms and policy makers seeking to strengthen scholarly publishing models with no fees for authors or readers. Its usefulness does not lie in reproducing the document literally, but in adapting its four axes to concrete contexts: shared services, interoperability, editorial training, community governance, cost transparency and stable funding (Ancion et al., 2022).
The previous study documented a sector of between 17,000 and 29,000 journals, broad and diverse but fragmented and limited in terms of professionalization and sustainability (Bosman et al., 2021). The plan has generated verifiable mobilization: in 2023 it had more than 150 endorsing organizations and the Global Summit gathered participants from 75 countries (Saenen et al., 2024). Effective transfer requires technical capacity, coordination and sustained financial commitment; it should be understood as an adaptable roadmap, not as an automatic solution.
Bibliography
- Ancion, Z., Borrell-Damián, L., Mounier, P., Rooryck, J., & Saenen, B. (2022). Action Plan for Diamond Open Access. Science Europe, cOAlition S, OPERAS and ANR. https://doi.org/10.5281/zenodo.6282403
- Ancion, Z., Borrell-Damián, L., Mounier, P., Rooryck, J., & Saenen, B. (2023). Plan de Acción para el Acceso Abierto Diamante. Translation by the Fundación Española para la Ciencia y la Tecnología. Science Europe, cOAlition S, OPERAS and ANR. https://doi.org/10.5281/zenodo.7645846
- Bosman, J., Frantsvåg, J. E., Kramer, B., Langlais, P.-C., & Proudman, V. (2021). The OA Diamond Journals Study. Part 1: Findings. Zenodo. https://doi.org/10.5281/zenodo.4558704
- cOAlition S. (2025). European Diamond Capacity Hub launched to strengthen Diamond Open Access publishing in Europe. cOAlition S. https://www.coalition-s.org/european-diamond-capacity-hub-launched-to-strengthen-diamond-open-access-publishing-in-europe/ [Accessed 11/05/2026].
- DIAMAS. (2025). DIAMAS Releases International Recommendations and Guidelines for Diamond Open Access. DIAMAS. https://diamasproject.eu/diamas-releases-international-recommendations-and-guidelines-for-diamond-open-access/ [Accessed 11/05/2026].
- Saenen, B., Ancion, Z., Borrell-Damián, L., Mounier, P., Oliva Uribe, D., Papp-Le Roy, N., & Rooryck, J. (2024). 2nd Diamond Open Access Conference Report. Science Europe. https://doi.org/10.5281/zenodo.10683098
- Science Europe. (2026). Bengaluru Roadmap and Action Plan on Diamond Open Access. Science Europe. https://doi.org/10.5281/zenodo.20168763
Specific information
Topic: Policies supporting open science
Type of initiative: Policy / strategy / plan
Implementation scale: International
Responsible agents: Research managers, Publishers
Location: Worldwide
Keywords: academic publishing, open access, research funding, governance, digital infrastructures
Start and end date: 2022 -
Sustainability: Active with documented continuity
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Authorship information
Created on: 23/02/2026
Last updated: 23/02/2026
Author of record: Ana Carballo-Garcia
Author’s institution: Universitat de Barcelona