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OA.mg - OA.mg is a search engine for academic papers, specialising in Open Access.
BigTime.net - BigTime is a leading Professional Services Automation software that helps you scale your firm by giving you the ability to track & act on your operational metrics. Even with remote work, easily manage time, expenses, & billing for multiple projects.
Directory of Open Access Journals - DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, committed to ensuring quality content is freely available online for everyone.
FreshBooks - The ideal accounting software for small business owners.
Unpaywall - Legally read research papers behind paywalls.