Quick links

pgedge_vectorizer

Asynchronous text chunking and embedding generation for PostgreSQL using background workers and pgvector.

vector data type and ivfflat and hnsw access methods

vector	vector data type and ivfflat and hnsw access methods
vectorize	The simplest way to do vector search on Postgres
rds_ai	Alibaba Cloud RDS extension for calling LLMs, generating embeddings, semantic retrieval, and end-to-end RAG from SQL
pgmnemo	Single-plan multimodal agent memory for PostgreSQL
pgturbohybrid	hybrid vector and BM25 search for PostgreSQL on top of pgvector
rag	Deprecated RAG helper extension for document extraction/chunking and remote embedding, reranking, and chat APIs.
llama_embed	llama.cpp embedding extension for dense and multivector search
pg_colbert_llama	ColBERT embedding companion extension for pgturbohybrid
pg_semantic_cache	Caches query results and retrieves semantically similar results using pgvector embeddings and configurable eviction policies.
pgturbohybrid_experimental	experimental sparse and multivector features for pgturbohybrid
pg_cuvs	⚡ Blazing-fast GPU vector search for PostgreSQL powered by NVIDIA cuVS.
avocado	AvocadoDB PostgreSQL extension for deterministic context compilation for AI agents.