Via LLRX – Online Research Browsers 2019 – Marcus Zillman’s guide highlights multifaceted browser alternatives to mainstream search tools that researchers may regularly use by default. There are many reliable yet underutilized applications that facilitate access to and discovery of subject matter specific documents and sources. Free applications included here also offer collaboration tools, resources to build and manage repositories, to employ data visualization, to create and apply metadata management, citations, bibliographies, document discovery and data relationship analysis.