Repository Index

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

• search-engine
• typo-tolerance
• site-search
• database

AI search engine and MCP server for bots and agents. One Rust binary indexes code, docs, logs, JSONL/CSV and PDFs for BM25 full-text, vector and hybrid search, code search without grep, agent memory and RAG. Elasticsearch-compatible API; Corpus Hub serves hundreds of reference memory corpora.

• elasticsearch
• hybrid-search
• search-engine
• vector-search

Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database​.

• search-engine
• semantic-search
• semantic-search-engine
• vector-search

One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.

• sparse-vector
• hybrid-search
• bm25
• full-text-search

The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.

• ai-native
• nearest-neighbor-search
• rag
• vector-search

Embeddable, in-memory, document-oriented database with a high-level Query builder interface.

• database
• embedable
• go
• in-memory