Go · PyPI99Exceptionalhealth index

weaviate/weaviateWeaviate 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.
Go★ 16.7KAug 5, 2026
PyPI98Exceptionalhealth index

RediSearch/RediSearchA query and indexing engine for Redis, providing secondary indexing, full-text search, vector similarity search and aggregations.
Rust · C · Python★ 6,205Aug 6, 2026
Maven · npm98Exceptionalhealth index
Java★ 77.7KAug 4, 2026
PyPI · npm · crates.io +198Exceptionalhealth index

lancedb/lancedbDeveloper-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
Rust · HTML · Python★ 11.3K↓ 19.9M/moAug 27, 2026
PyPI · crates.io97Exceptionalhealth index
Python · Rust★ 718↓ 71.5K/moJul 22, 2026
NuGet97Exceptionalhealth index
C# · TypeScript★ 3,995Sep 1, 2026
Maven · RubyGems97Exceptionalhealth index
Java · C++★ 7,072Aug 28, 2026
PyPI96Exceptionalhealth index

alibaba/zvecA lightweight, lightning-fast, in-process vector database
C++★ 15.4K↓ 40.5K/moAug 5, 2026
crates.io96Exceptionalhealth index

meilisearch/meilisearchA lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
Rust★ 58.9KAug 4, 2026
crates.io96Exceptionalhealth index

paradedb/paradedbOne Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
Rust · PLpgSQL★ 9,204Aug 28, 2026
Maven · Go · npm +194Exceptionalhealth index
ArcadeData/arcadedbArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Vector Embeddings.
Java★ 1,047Jul 29, 2026
npm94Exceptionalhealth index
empathyco/xCommerce Search & Discovery frontend web components
TypeScript · Vue★ 85↓ 45.6K/moJul 22, 2026
PyPI · Go · npm94Exceptionalhealth index

infiniflow/infinityThe AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.
C++★ 4,684Aug 28, 2026
Packagist92Excellenthealth index
Smile-SA/elasticsuiteSmile ElasticSuite - Magento 2 merchandising and search engine built on ElasticSearch
PHP · JavaScript★ 803↓ 66.3K/moJul 20, 2026
crates.io · npm · Go +291Excellenthealth index

unum-cloud/USearchFast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍
C++ · Python★ 4,270↓ 247.4K/moAug 22, 2026
crates.io · PyPI90Excellenthealth index

qdrant/qdrantQdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
Rust★ 33.8K↓ 83/moAug 5, 2026
Packagist89Excellenthealth index
PHP★ 697↓ 656K/moJul 15, 2026
npm89Excellenthealth index
TypeScript★ 101↓ 1.4M/moJul 22, 2026
crates.io88Excellenthealth index
Rust★ 413↓ 298.1K/moAug 6, 2026
npm87Excellenthealth index
KnockOutEZ/wigoloThe go-to web for your AI coding agent — local-first search, fetch, crawl & research over MCP. No API keys, no cloud, $0/query. Public beta.
TypeScript★ 3,201↓ 3,522/moJul 22, 2026
npm · crates.io · PyPI87Excellenthealth index

cyberlife-coder/VelesDBThe explainable, local-first memory engine for AI agents. One ~9 MB binary fuses vector + graph + columnar under VelesQL; why() returns the evidence path behind every recall. No cloud, no glue code — runs on server, browser, mobile and desktop.
Rust · Python★ 91↓ 4,233/moSep 5, 2026
crates.io86Excellenthealth index

valeriansaliou/sonic🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.
Rust★ 21.3K↓ 879/moAug 5, 2026
NuGet · RubyGems81Excellenthealth index
C# · HTML★ 411Aug 17, 2026
PyPI81Excellenthealth index

langchain-ai/langchain-milvusThe LangChain wrapper of Milvus vector database for efficient vector search, full-text search, hybrid retrieval and RAG.
Python★ 58Aug 12, 2026
Go80Excellenthealth index

karust/openserpSelf-hosted SERP API for AI, SEO & automation. Browser-rendered Google, Bing, Yandex, Baidu, DuckDuckGo and Ecosia search with page extraction 🎉
Go★ 1,262Aug 14, 2026
npm80Excellenthealth index

oramasearch/orama🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.
TypeScript★ 10.5KAug 28, 2026

Norconex/crawlerNorconex Crawlers (or spiders) are flexible web and filesystem crawlers for collecting, parsing, and manipulating data from the web or filesystem to various data repositories such as search engines.
Java★ 204Sep 5, 2026
RubyGems78Goodhealth index
alaz/legitbot🤔 Is this Web request from a real search engine🕷 or from an impersonating agent 🕵️♀️?
Ruby★ 29Jul 20, 2026
TypeScript★ 28↓ 2,421/moJul 16, 2026
TypeScript★ 5↓ 14.1K/moAug 1, 2026