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Vector Search Python Packages

Python packages with the GitHub topic vector-search. Sorted by relevance, with stars and monthly downloads.
weaviate
weaviate-client

A python native client for easy interaction with a Weaviate instance.

109.9M 224 120
qdrant
qdrant-client

Python client for Qdrant vector search engine

23.3M 1K 217
qdrant
fastembed

Fast, Accurate, Lightweight Python library to make State of the Art Embedding

11.8M 3K 196
ashvardanian
simsimd

SIMD-accelerated distances, dot products, matrix ops, geospatial & geometric kernels for 16 numeric types — from 6-bit floats to 64-bit complex — across x86, Arm, RISC-V, and WASM, with bindings for Python, Rust, C, C++, Swift, JS, and Go 📐

4.2M 2K 116
redis
redisvl

Redis Vector Library (RedisVL) -- the AI-native Python client for Redis.

2M 399 77
unum-cloud
usearch

Fast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍

587K 4K 311
zilliztech
gptcache

Semantic cache for LLMs. Fully integrated with LangChain and llama_index.

479K 8K 580
PrithivirajDamodaran
flashrank

Lite & Super-fast re-ranking for your search & retrieval pipelines. Supports SoTA Listwise and Pairwise reranking based on LLMs and cross-encoders and more. Created by Prithivi Da, open for PRs & Collaborations.

414K 965 69
ashvardanian
numkong

SIMD-accelerated distances, dot products, matrix ops, geospatial & geometric kernels for 16 numeric types — from 6-bit floats to 64-bit complex — across x86, Arm, RISC-V, and WASM, with bindings for Python, Rust, C, C++, Swift, JS, and Go 📐

400K 2K 116
rapidsai
pylibraft-cu12

RAFT contains fundamental widely-used algorithms and primitives for machine learning and information retrieval. The algorithms are CUDA-accelerated and form building blocks for more easily writing high performance applications.

227K 1K 231
rapidsai
libraft-cu12

RAFT contains fundamental widely-used algorithms and primitives for machine learning and information retrieval. The algorithms are CUDA-accelerated and form building blocks for more easily writing high performance applications.

222K 1K 231
nuclia
nucliadb-utils

NucliaDB, The AI Search database for RAG

196K 720 58
voxel51
fiftyone

Refine high-quality datasets and visual AI models

178K 11K 752
voxel51
fiftyone-db

Refine high-quality datasets and visual AI models

171K 11K 752
nuclia
nucliadb-models

NucliaDB, The AI Search database for RAG

144K 720 58
nuclia
nucliadb-protos

NucliaDB, The AI Search database for RAG

143K 720 58
nuclia
nucliadb-telemetry

NucliaDB, The AI Search database for RAG

129K 720 58
nuclia
nucliadb-dataset

NucliaDB, The AI Search database for RAG

125K 720 58
rapidsai
raft-dask-cu12

RAFT contains fundamental widely-used algorithms and primitives for machine learning and information retrieval. The algorithms are CUDA-accelerated and form building blocks for more easily writing high performance applications.

121K 1K 231
nuclia
nucliadb

NucliaDB, The AI Search database for RAG

109K 720 58
nuclia
nucliadb-sdk

NucliaDB, The AI Search database for RAG

61K 720 58
onyx-dot-app
onyx-devtools

Open Source AI Platform - AI Chat with advanced features that works with every LLM

53K 29K 4K
neuml
txtai

💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows

47K 12K 808
rapidsai
libcuvs-cu12

cuVS - a library for vector search and clustering on the GPU

42K 743 184
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