ImpactStory is a web-based application that makes it easy to track the impact of a wide range of research artifacts (such as papers, datasets, slides, research code).
PlumX Metrics is a web-based tool that provides data on the use and impact of research and scholarly products.
Scopus is an abstract and citation database of peer-reviewed literature including scientific journals, books, and conference proceedings.
Publish or Perish is a software program that retrieves and analyzes academic citations.