Top AI Repos tracks AI repositories on GitHub and answers two different questions about each one: is it moving right now, and would you bet a product on it.
Storage and retrieval for embeddings: vector indexes, hybrid search and ANN libraries.
Signals: vector-database, vector-search, vector-store, similarity-search, approximate-nearest-neighbor, ann-search, faiss, hnsw
191 results
High-Performance Engine for Multi-Vector Search
The official TypeScript/Node client for the Pinecone vector database
Infinispan is an open source data grid platform and highly scalable NoSQL cloud data store.
AI-native HTAP database with Git-for-Data and built-in vector search, serving as the data and memory backbone for intelligent agents and applications.
RushDB is a graph + vector database and memory layer for AI agents. Push any JSON, get typed, searchable, relationship-aware records back — no schema, no migrations. Built on Neo4j.
ACID Document Database
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
The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.
The retrieval layer for production AI systems. Lightning-fast (<10ms) search without vector databases. Built for browser, edge, on-device, and cloud.
Optimized Agentic and LLM Bulk Processing Over Your Data
The open source Meme Search Engine and Finder. Free and built to self-host locally with Python, Ruby, and Docker.
cuVS - a library for vector search and clustering on the GPU
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache-2.0.
NextPlaid, ColGREP: Multi-vector search, from database to coding agents.
JVector: the most advanced embedded vector search engine
TeleMem is a high-performance drop-in replacement for Mem0, featuring semantic deduplication, long-term dialogue memory, and multimodal video reasoning.
JavaScript/Typescript SDK for Qdrant Vector Database
Embeddable, in-memory, document-oriented database with a high-level Query builder interface.
A cross-platform vector database, which can be integrated into existing databases as a plugin.
.NET client for Meilisearch
Python SDK for Milvus Vector Database
NucliaDB, The AI Search database for RAG
Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.
Semantic search over videos using Gemini Embedding 2 or Qwen3-VL.
24,535 repositories in the index in total.
