(APO) has a searchable digital repository with a unique collection of grey literature on any public policy issue – covering Australia, New Zealand and beyond. Their resources are sourced from a wide range of organisations involved in policy such as government, agencies, regulators, research institutes, non-for-profits and think tanks.

OpenMD is a medical reference service that makes medical information accessible to everyone. OpenMD.com searches billions of documents from government agencies, global health organisations, medical journals, and reference sites.

Research Data Australia is the data discovery service of the Australian Research Data Commons (ARDC). The ARDC is supported by the Australian Government through the National Collaborative Research Infrastructure Strategy Program.
Research Data Australia helps you find, access, and reuse data for research from over one hundred Australian research organisations, government agencies, and cultural institutions

IRIS is the digital library of WHO's published material and technical information in full text produced since 1948. Its content is freely accessible and searchable in the six official languages (Arabic, Chinese, English, French, Russian & Spanish)

WorldWideScience.org is a global science gateway comprised of national and international scientific databases and portals. WorldWideScience.org accelerates scientific discovery and progress by providing one-stop searching of databases from around the world.

Australia's national statistical agency providing official statistics on a wide range of economic, social, population and environmental matters.

The AIHW is an independent statutory Australian Government agency, aiming to provide stronger evidence (data and information) for better decisions and improved health and welfare.

Australian Government Web Archives is a collection of Australian Commonwealth Government websites maintained by the National Library.

Australia's Web Archive, is a growing collection of Australian online publications, established initially by the National Library of Australia in 1996, and now built in collaboration with nine other Australian libraries and cultural collecting organisations.

Australia's free online research portal. Trove is a collaboration between the National Library of Australia and hundreds of Partner organisations around Australia.

The ANZCTR is an online registry of clinical trials being undertaken in Australia, New Zealand and elsewhere.

ClinicalTrials.gov is a US National Library of Medicine database of privately and publicly funded clinical studies conducted around the world.

The Clinical Trials Registry- India (CTRI), hosted at the ICMR's National Institute of Medical Statistics (https://icmr-nims.nic.in), is a free and online public record system for registration of clinical trials being conducted in India launched in July 2007.

The Cochrane Central Register of Controlled Trials (CENTRAL) is a highly concentrated source of reports of randomized and quasi-randomized controlled trials. In addition to bibliographic details (author, title, source, year, etc) CENTRAL records often include an abstract (a summary of the article). They do not contain the full text of the article. CENTRAL is published monthly.

The European Union Clinical Trials Register allows searches for protocol and results information on:
- interventional clinical trials that were approved in the European Union (EU)/European Economic Area (EEA) under the Clinical Trials Directive 2001/20/EC
- clinical trials conducted outside the EU/EEA that are linked to European paediatric-medicine development.

The ISRCTN registry is a primary clinical trial registry recognised by WHO and ICMJE that accepts all clinical research studies (whether proposed, ongoing or completed), providing content validation and curation and the unique identification number necessary for publication.
The ISRCTN registry has a strategic objective to include all UK clinical studies. All study records in the database are freely accessible and searchable.

The Pan African Clinical Trials Registry (PACTR) is a regional register of clinical trials conducted in Africa. It provides an open-access platform where clinical trials can be registered free of charge. The PACTR aims to increase clinical trial registration in Africa by developing awareness of the need to register trials and supporting trialists during registration.

The mission of the WHO International Clinical Trials Registry Platform is to ensure that a complete view of research is accessible to all those involved in health care decision making, to improve research transparency and will ultimately strengthen the validity and value of the scientific evidence base.

The Australian National University Library’s theses collection holds the digitised research output of the University’s academic community over the last 60 years.

OATD.org aims to be the best possible resource for finding open access graduate theses and dissertations published around the world. Metadata (information about the theses) comes from over 1100 colleges, universities, and research institutions.

This database is the digital multidisciplinary archive for the Library of Congress, and includes 2.7 million citations to dissertation and theses from around the world from 1861 to the present day together with 1.2 million full text dissertations. Bibliographic citations are available for dissertations dating from 1637.

arXiv is a free distribution service and an open-access archive for nearly 2.4 million scholarly articles in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics. Materials are not peer-reviewed.

ChemRxiv (pronounced 'chem-archive') is a free submission, distribution, and archive service for unpublished preprints in chemistry and related areas. Preprints are preliminary reports of work that have not undergone peer review.