1.memvid / memvid
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
+731 stars
from 16,609 · score 6.60
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
30 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2.StarTrail-org / LEANN
[MLsys2026 Best Paper]: https://arxiv.org/abs/2506.08276. RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.
+639 stars
from 13,106 · score 6.46
3.volcengine / OpenViking
Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.
+507 stars
from 40,797 · score 6.23
4.kividbio / kividb
A fast, multi-threaded Redis® and Valkey alternative written in Rust: drop-in compatible, with full-text and vector search built in
+401 stars
from 624 · score 6.00
5.Mintplex-Labs / anything-llm
Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience
+278 stars
from 67,552 · score 5.63
6.VectifyAI / PageIndex
📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
+246 stars
from 39,695 · score 5.51
7.topoteretes / cognee
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free
+237 stars
from 32,750 · score 5.47
8.NirDiamant / RAG_Techniques
This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
+171 stars
from 30,001 · score 5.15
9.qdrant / qdrant
Qdrant - 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/
+123 stars
from 35,247 · score 4.82
10.run-llama / llama_index
LlamaIndex is the document processing platform for AI
+109 stars
from 52,663 · score 4.70
11.meilisearch / meilisearch
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
+79 stars
from 59,667 · score 4.38
12.milvus-io / milvus
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
+75 stars
from 46,476 · score 4.33
13.lancedb / lancedb
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
+56 stars
from 11,768 · score 4.04
14.MariaDB / server
MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.
+55 stars
from 8,446 · score 4.03
15.langchain4j / langchain4j
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
+43 stars
from 13,295 · score 3.78
16.neuml / txtai
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
+24 stars
from 13,034 · score 3.22
17.weaviate / weaviate
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.
+23 stars
from 16,911 · score 3.18
18.alibaba / zvec
A lightweight, lightning-fast, in-process vector database
+23 stars
from 16,148 · score 3.18
19.paradedb / paradedb
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
+20 stars
from 9,448 · score 3.04
20.zilliztech / claude-context
Code search MCP for Claude Code. Make entire codebase the context for any coding agent.
+17 stars
from 12,646 · score 2.89
21.infiniflow / infinity
The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.
+10 stars
from 4,742 · score 2.40
22.oceanbase / oceanbase
OceanBase is the unified distributed database for the AI era — open-source, multi-model, one engine for your most demanding workloads.
+7 stars
from 10,354 · score 2.08
23.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.
+6 stars
from 10,585 · score 1.95
24.orneryd / NornicDB
Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.
+6 stars
from 916 · score 1.95
25.meme-search / meme-search
The open source Meme Search Engine and Finder. Free and built to self-host locally with Python, Ruby, and Docker.
+4 stars
from 764 · score 1.61
26.activeloopai / deeplake
Deeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.
+3 stars
from 9,261 · score 1.39
27.datalevin / datalevin
A simple, fast and versatile Datalog database
+3 stars
from 1,488 · score 1.39
28.NGT-labs / NGT
Nearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data
+2 stars
from 1,375 · score 1.10
29.LLPhant / LLPhant
LLPhant - A comprehensive PHP Generative AI Framework using OpenAI GPT 4. Inspired by Langchain
+1 stars
from 1,721 · score 0.69
30.VectorDB-NTU / RaBitQ-Library
Official library for RaBitQ vector quantization and approximate nearest-neighbor search, in C++ and Python.
+1 stars
from 291 · score 0.69