Explore 2387 PostgreSQL extensions from PGEXT, maintained by Pigsty.
19 extensions found. Clear filters
| Name | Version | Description | Category | License | Language | PG Version | Stars |
|---|---|---|---|---|---|---|---|
| pgvector | 0.0.0 | Custom vector type with Euclidean distance, cosine similarity, and prototype IVFFlat helpers. | RAG | — | Rust | — | 1 |
| vector | 0.8.6 | vector data type and ivfflat and hnsw access methods | RAG | PostgreSQL | C | 14–18 | 23k |
| vectorscale | 0.9.0 | Advanced indexing for vector data with DiskANN | RAG | PostgreSQL | Rust | 14–18 | 3.1k |
| hybrid_search | 1.1.0 | Hybrid pgvector and full-text search helper functions for LangChain and Supabase. | RAG | Apache-2.0 | SQL | — | 441 |
| pgcontext_pgvector | 0.2.0 | Optional pgvector compatibility bridge for pgcontext HNSW indexes. | RAG | Apache-2.0 | Rust | 17 | 251 |
| pgedge_vectorizer | 1.1 | Asynchronous text chunking and embedding generation for PostgreSQL using background workers and pgvector. | RAG | PostgreSQL | C | 14–18 | 36 |
| pg_sentence_transformer | 0.1 | Runs a Hugging Face sentence-transformer model inside a preload background worker and maintains pgvector embeddings for a configured table. | RAG | BSD-2-Clause | Python | — | 17 |
| pg_turboquant | 0.1.0 | Compact TurboQuant approximate-nearest-neighbor index access method for pgvector vector and halfvec data. | RAG | MIT | C | 16–17 | 14 |
| avocado | 2.2.0 | AvocadoDB PostgreSQL extension for deterministic context compilation for AI agents. | RAG | MIT | Rust | 16 | 12 |
| llama_embed | 0.1.0 | llama.cpp embedding extension for dense and multivector search | RAG | PostgreSQL | C | — | 9 |
| pg_colbert_llama | 0.1.0 | ColBERT embedding companion extension for pgturbohybrid | RAG | PostgreSQL | C | — | 9 |
| pgturbohybrid | 0.2.0 | hybrid vector and BM25 search for PostgreSQL on top of pgvector | RAG | PostgreSQL | C | — | 9 |
| pgturbohybrid_experimental | 0.2.0 | experimental sparse and multivector features for pgturbohybrid | RAG | PostgreSQL | C | — | 9 |
| pg_semantic_cache | 0.1.0-beta4 | Caches query results and retrieves semantically similar results using pgvector embeddings and configurable eviction policies. | RAG | PostgreSQL | C | 14–18 | 8 |
| pg_cuvs | 0.5.0 | ⚡ Blazing-fast GPU vector search for PostgreSQL powered by NVIDIA cuVS. | RAG | PostgreSQL | C | — | 7 |
| pgmnemo | 0.20.0 | Single-plan multimodal agent memory for PostgreSQL | RAG | Apache-2.0 | SQL | 17–18 | 6 |
| pg_knowledge_graph | 0.1.0 | Knowledge graph extension for PostgreSQL with graph algorithms and pgvector integration. | RAG | MIT | Rust | 16–18 | 2 |
| svs | 0.1.0 | SVS Vamana approximate-nearest-neighbor index with LeanVec and LVQ compression for pgvector. | RAG | PostgreSQL | C | — | 2 |
| embedding_search | 1.1.0 | LangChain/Supabase helper package for storing and searching document embeddings with pgvector. | RAG | — | SQL | — |