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Ncurator
✓ verifiedFree
Browser-extension knowledge-base assistant that builds a private, local RAG from your docs and webpages for AI Q&A.
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Glean
✓ verifiedPaid
Enterprise Work AI platform for company-wide search, an AI assistant and building governed agents across 250+ connectors.
3.2M visits/mo
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ResearchRabbit
✓ verifiedFreemium
Free-first literature discovery tool that visually maps citation networks and related papers to speed up systematic reviews.
1.2M visits/mo79 saves
Pricing
No public pricing
No public pricing
Free: $0/month (unlimited searches across 310M+ articles)
ResearchRabbit+ Annual: $10/month
ResearchRabbit+ Monthly: $12.5/month
Core features
- ✦Browser extension (Chrome/Edge) plus web version
- ✦Import PDFs, DOCX, webpages and bookmarks
- ✦Local, private on-device data storage
- ✦Semantic and keyword search (RAG)
- ✦Document Q&A with source citations
- ✦Local LLM support for free/offline use
- ✦Enterprise search across company apps
- ✦Personal AI assistant grounded in work data
- ✦Agent builder, orchestration and governance
- ✦250+ connectors and actions
- ✦Enterprise knowledge graph and hybrid search
- ✦Security controls for scaling AI
- ✦Citation and author network exploration from a seed paper
- ✦Interactive visualizations of how topics relate over time
- ✦Unlimited library organization and collection sharing
- ✦Zotero integration for syncing saved papers
- ✦Up to 300 seed articles supported on the paid tier
- ✦Alerts for new related research
Use cases
- →Build a personal knowledge base from documents
- →Chat with saved webpages and articles
- →Search notes and bookmarks semantically
- →Use AI offline with local models
- →Search across all company knowledge
- →Answer employee questions with grounded AI
- →Build and deploy custom AI agents
- →Automate cross-system workflows
- →Building a systematic literature review efficiently
- →Discovering research gaps in an unfamiliar field
- →Tracking new publications related to saved papers
- →Visualizing how a body of research has evolved
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