The Directory of Open Access Journals (DOAJ) indexes and provides access to quality open access, peer-reviewed journals.
More about this online directory: "The Directory of Open Access Journals is a service that indexes high quality, peer reviewed Open Access research journals, periodicals and their articles' metadata.
The Directory aims to be comprehensive and cover all open access scientific and scholarly journals that use an appropriate quality control system (see the section below) and is not limited to particular languages or subject areas.
The Directory aims to increase the visibility and ease of use of open access scientific and scholarly journals—regardless of size and country of origin—thereby promoting their visibility, usage and impact."More than 10,000 journals and millions of articles are searchable using the DOAJ.
More about this astonishingly useful resource: "is a gateway to government science information and research results. government science organizations within 15 Federal Agencies.