A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
- search-engine
- typo-tolerance
- site-search
- database
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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-engine
- search
- typo-tolerance
- site-search
AI search engine and MCP server for bots and agents. One Rust binary indexes code, docs, logs, JSONL/CSV and PDFs for BM25 full-text, vector and hybrid search, code search without grep, agent memory and RAG. Elasticsearch-compatible API; Corpus Hub serves hundreds of reference memory corpora.
- elasticsearch
- hybrid-search
- search-engine
- vector-search
ZincSearch . A lightweight alternative to elasticsearch that requires minimal resources, written in Go.
- go
- golang
- search
- searchengine
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
- semantic-search
- semantic-search-engine
- vector-search
🌌 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.
- data-structures
- full-text
- search
- typo-tolerance
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
- sparse-vector
- hybrid-search
- bm25
- full-text-search
Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.
- rust
- database
- serverless
- bigdata
A bit like Solr, but much smaller and not as bright
- lunr
- javascript
- search
- full-text-search
HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.
Tiny and powerful JavaScript full-text search engine for browser and Node
- fuzzy-search
- javascript
- search
- fulltext-search
Go Open Source, Distributed, Simple and fastest efficient text/vector Search Engine
- go
- golang
- search-engine
- search
Apache Lucene and Solr open-source search software
- lucene
- solr
- search
- nosql
🧠 AI-powered enterprise search engine 🔎
- ai
- search-engine
- workplace-search
- enterprise-search
All-in-one platform for search, recommendations, RAG, and analytics offered via API
- actix-web
- diesel
- postgresql
- qdrant
Multi-tool for semantic search
Internet search engine for text-oriented websites. Indexing the small, old and weird web.
- search-engine
- no-cloud
- small-web
- internet-search
Pyserini is a Python toolkit for reproducible information retrieval research with sparse and dense representations.
- information-retrieval
A search engine which can hold 100 trillion lines of log data.
- poseidon
- search-engine
- golang
- big-data
A full-text search and indexing server written in Rust.
- grpc
- rust
- search-engine
- gossip-protocol
Apache Solr open-source search software
- lucene
- solr
- search
- nosql
GoFound GoLang Full text search go语言全文检索引擎，毫秒级查询。 使用http接口调用，集成Admin管理界面，任何系统都可以使用。
Lightning-fast file system indexer and search tool
The First Real-Time Search Analytics Database