Directory · Research
Semantic Scholar
Free academic search engine from the Allen Institute for AI, with AI-generated TLDR summaries and rich citation data.
Best for
Free, broad academic paper search with a solid API
More research tools
Connected Papers
Research · Connected Papers · Israel
Visual tool that builds a similarity graph of related papers from a single seed paper to help explore a research field.
Best for
Getting a visual map of a field from one known paper
Consensus
Research · Consensus · United States
Academic search engine that answers questions from peer-reviewed papers, with a meter summarizing agreement across studies.
Best for
Checking what published research says about a yes/no question
Elicit
Research · Elicit · United States
AI research assistant that finds relevant papers, extracts data into comparison tables, and drafts literature reviews.
Best for
Systematic-review style literature search and data extraction