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About LeanCorpus

LeanCorpus is a fast, embeddable full-text search engine for modern .NET. It combines a segment-centric storage model with lexical, vector and hybrid search, while remaining suitable for Native AOT applications.

Start exploring

  • Getting started covers installation, your first index and core configuration.
  • Concepts explains documents, analysis, index lifecycles, ranking and vector search.
  • Architecture describes how the engine fits together.
  • Why LeanCorpus? helps you decide whether it suits your application.
  • Repository overview maps the source tree and supporting projects.