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qdrant /qdrant

Sponsor

Star27.7k

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloudhttps://cloud.qdrant.io/

search search-engine machine-learning neural-network nearest-neighbor-search image-search recommender-system search-engines similarity-search ai-search knn-algorithm mlops hnsw vector-search vector-database neural-search vector-search-engine embeddings-similarity ai-search-engine

UpdatedDec 17, 2025
Rust

typesense /typesense

Sponsor

Star24.8k

Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

search search-engine elasticsearch algolia fuzzy-search synonyms in-memory full-text-search datastore instantsearch semantic-search merchandising enterprise-search similarity-search geosearch pinecone typo-tolerance site-search faceting vector-search

UpdatedDec 17, 2025
C++

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 information-retrieval grpc nearest-neighbor-search semantic-search-engine image-search recommender-system vectors approximate-nearest-neighbor-search semantic-search similarity-search mlops hnsw weaviate vector-search vector-database neural-search vector-search-engine hybrid-search generative-search

UpdatedDec 17, 2025
Go

lancedb /lancedb

Star8.2k

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

search-engine nearest-neighbor-search image-search recommender-system approximate-nearest-neighbor-search semantic-search similarity-search vector-database

UpdatedDec 17, 2025
Rust

paradedb /paradedb

Sponsor

Star8.1k

The transactional Elasticsearch alternative built on Postgres

elasticsearch sql database analytics postgresql olap full-text-search bm25 real-time-analytics aggregations similarity-search htap sparse-vector hybrid-search

UpdatedDec 18, 2025
Rust

zilliztech /GPTCache

Star7.9k

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

redis chatbot openai llama gpt memcache semantic-search similarity-search dolly vector-search milvus aigc llm chatgpt langchain chatgpt-api llama-index autogpt babyagi

UpdatedJul 11, 2025
Python

unum-cloud /USearch

Star3.5k

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

search search-engine database clustering fuzzy-search webassembly simd nearest-neighbor-search full-text-search image-search recommender-system approximate-nearest-neighbor-search semantic-search text-search similarity-search kann faiss vector-search

UpdatedNov 30, 2025
C++

chonkie-inc /chonkie

Sponsor

Star3.4k

🦛 CHONK docs with Chonkie ✨ — The lightweight ingestion library for fast, efficient and robust RAG pipelines

ai splitting-algorithms similarity-search chunker rag retrieval-systems chunking-algorithm text-splitter llms chonkie semantic-chunker

UpdatedDec 18, 2025
Python

GerevAI /gerev

Star2.8k

🧠 AI-powered enterprise search engine 🔎

search-engine machine-learning ai helpdesk sysadmin semantic-search-engine confluence enterprise-search similarity-search technical-support tech-support vector-search helpdesk-tools workplace-search chatgpt llama-index

UpdatedDec 29, 2023
Python

hora-search /hora

Star2.7k

🚀 efficient approximate nearest neighbor search algorithm collections library written in Rust 🦀 .

rust search-engine machine-learning algorithm neural-network high-performance numeric artificial-intelligence simd data-structures image-search recommender-system approximate-nearest-neighbor-search similarity-search rust-sci k-nearest-neighbors hnsw vector-search

UpdatedJan 31, 2024
Rust

sherlockchou86 /VideoPipe

Star1.9k

A cross-platform video structuring (video analysis) framework. If you find it helpful, please give it a star: ) 跨平台的视频结构化（视频分析）框架，觉得有帮助的请给个星星 : )

opencv ai deep-learning gstreamer cv feature-extraction openai image-classification face-recognition object-detection deepstream image-segmentation similarity-search video-analysis license-plate-recognition reid behaviour-analysis llm multimodal-large-language-models ollama

UpdatedNov 5, 2025
C++

vdaas /vald

Star1.7k

Vald. A Highly Scalable Distributed Vector Search Engine

kubernetes golang distributed-systems cloud microservices high-performance vector high-dimensional-data nearest-neighbor-search cloud-native image-search approximate-nearest-neighbor-search hacktoberfest ngt similarity-search image-search-engine vector-search-engine vald anng

UpdatedDec 18, 2025
Go

datastax /jvector

Star1.7k

JVector: the most advanced embedded vector search engine

java search-engine machine-learning ann knn similarity-search vector-search

UpdatedDec 11, 2025
Java

ashvardanian /SimSIMD

Star1.6k

Up to 200x Faster Dot Products & Similarity Metrics — for Python, Rust, C, JS, and Swift, supporting f64, f32, f16 real & complex, i8, and bit vectors using SIMD for both AVX2, AVX-512, NEON, SVE, & SVE2 📐