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pgvector/pgvector

Vector similarity search for Postgres

20.1K
Stable
C
Vector Databases
#postgres#vector search#approximate nearest neighbor

weaviate/weaviate

Weaviate is an open-source vector database that combines vector search with structured filtering and scalability.

15.7K
Active
Go
Vector Databases
#vector-search#semantic-search#similarity-search

spotify/annoy

Approximate Nearest Neighbor search library in C++/Python optimized for memory usage and loading/saving to disk

14.2K
Stable
C++
Nearest-Neighbor-Search
#approximate-nearest-neighbor-search#c-plus-plus#golang

lancedb/lancedb

Open-source embedded retrieval library for building multimodal AI search and recommendation systems.

9.3K
Active
Rust
Similarity Search
Vector Databases
Rust
#approximate-nearest-neighbor-search#image-search#semantic-search

postgresml/postgresml

Postgres-based database with GPU acceleration for machine learning and AI applications.

6.7K
Experimental
Rust
Vector Databases
Databases
#ai#machine-learning#database

microsoft/SPTAG

A high-quality, distributed vector search library for large-scale AI and machine learning applications.

5.0K
Active
C++
Vector Search
API Frameworks
#approximate-nearest-neighbor-search#distributed-serving#space-partition-tree

infiniflow/infinity

A high-performance, AI-native database for LLM applications with hybrid search capabilities.

4.4K
Active
C++
Vector Databases
Vector Databases
#ai-native#hybrid-search#vector-search

unum-cloud/USearch

Open-source C++ library for fast, approximate nearest-neighbor search and clustering of vectors and objects

3.9K
Active
C++
Vector Search
Search-as-a-Service
#approximate-nearest-neighbor#clustering#vector-search

vdaas/vald

A highly scalable distributed vector search engine for high-dimensional data and AI applications.

1.7K
Active
Go
Vector Databases
API Frameworks
Go
#distributed-systems#high-dimensional-data#high-performance

yahoojapan/NGT

Nearest neighbor search library for high-dimensional data, useful for AI/ML applications.

1.4K
Active
C++
Inference
API Frameworks
#approximate-nearest-neighbor-search#k-nearest-neighbors#knn-search

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