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Repositories in this selection 92 · UTC 2026-11-03
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1—VVectifyAI / PageIndex📑 PageIndex: Document Index for Vectorless, Reasoning-based RAGPythonMIT · PermissiveInsufficient rank history39,9573,438——2026-11-02
2—Qqdrant / 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/RustApache-2.0 · PermissiveInsufficient rank history35,3892,793——2026-11-02
3—Ttopoteretes / cogneeCognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for freePythonApache-2.0 · PermissiveInsufficient rank history33,0103,448——2026-11-02
4—NNirDiamant / RAG_TechniquesThis repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.Jupyter NotebookNOASSERTION · Restricted / unknownInsufficient rank history30,1973,698——2026-11-02
5—Wweaviate / 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.GoNOASSERTION · Restricted / unknownInsufficient rank history16,9341,433——2026-11-02
6—Aalibaba / zvecA lightweight, lightning-fast, in-process vector databaseC++Apache-2.0 · PermissiveInsufficient rank history16,1761,015——2026-11-02
7—SStarTrail-org / LEANNAuthor description: [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.PythonMIT · PermissiveInsufficient rank history13,7561,281——2026-11-02
8—Llangchain4j / langchain4jLangChain4j 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.JavaApache-2.0 · PermissiveInsufficient rank history13,3442,657——2026-11-02
9—Nneuml / txtai💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflowsPythonApache-2.0 · PermissiveInsufficient rank history13,062960——2026-11-01
10—Zzilliztech / claude-contextCode search MCP for Claude Code. Make entire codebase the context for any coding agent.TypeScriptMIT · PermissiveInsufficient rank history12,663939——2026-07-14
11—Llancedb / lancedbDeveloper-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.RustApache-2.0 · PermissiveInsufficient rank history11,8311,150——2026-11-02
12—Ooramasearch / 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.TypeScriptNOASSERTION · Restricted / unknownInsufficient rank history10,593409——2026-10-18
13—Ooceanbase / oceanbaseOceanBase is the unified distributed database for the AI era — open-source, multi-model, one engine for your most demanding workloads.C++Apache-2.0 · PermissiveInsufficient rank history10,3631,930——2026-10-31
14—Ddatabendlabs / databendData Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.RustApache-2.0 · PermissiveInsufficient rank history9,490901——2026-11-02
15—Pparadedb / paradedbOne Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.RustAGPL-3.0 · Share derivative sourceInsufficient rank history9,473496——2026-11-02
16—Aactiveloopai / deeplakeDeeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.C++Apache-2.0 · PermissiveInsufficient rank history9,265725——2026-05-21
17—MMariaDB / serverMariaDB 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.C++GPL-2.0 · Share derivative sourceInsufficient rank history8,5062,290——2026-11-02
18—Zzilliztech / deep-searcherOpen Source Deep Research Alternative to Reason and Search on Private Data. Written in Python.PythonApache-2.0 · PermissiveInsufficient rank history8,365815——2026-09-22
19—Vvespa-engine / vespaThe AI search platformJavaApache-2.0 · PermissiveInsufficient rank history7,157750——2026-11-02
20—Ppostgresml / postgresmlPostgres with GPUs for ML/AI apps.RustMIT · PermissiveInsufficient rank history6,827363——2025-07-01
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