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Repositories in this selection 50 · UTC 2026-11-04
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1—TTencent / WeKnoraOpen-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.GoNOASSERTION · Restricted / unknownInsufficient rank history36,2664,937——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—Oonyx-dot-app / onyxOpen Source AI Platform - AI Chat with advanced features that works with every LLMPythonNOASSERTION · Restricted / unknownInsufficient rank history33,1704,691——2026-11-02
4—Ddragonflydb / dragonflyA modern replacement for Redis and MemcachedC++NOASSERTION · Restricted / unknownInsufficient rank history31,8441,295——2026-11-02
5—TTencentCloud / TencentDB-Agent-MemoryTencentDB Agent Memory is a team-level memory hub for AI Agents — turning conversations, docs, and code into four reusable memory assets (Chat Memory, Skill, LLM-Wiki, Code-Graph) that are governed, shared, and equipped across agents and frameworks.TypeScriptNOASSERTION · Restricted / unknownInsufficient rank history30,3542,946——2026-10-28
6—Ttypesense / typesenseOpen 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 experiencesC++GPL-3.0 · Share derivative sourceInsufficient rank history27,0761,024——2026-10-30
7—Xxerj-org / xerjAI 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.RustApache-2.0 · PermissiveInsufficient rank history18,8071,434——2026-11-02
8—RRyanCodrai / turbovecA vector index built on TurboQuant, written in Rust with Python bindingsRustMIT · PermissiveInsufficient rank history17,4561,484——2026-10-07
9—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
10—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
11—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
12—Vvoxel51 / fiftyoneRefine high-quality datasets and visual AI modelsTypeScriptApache-2.0 · PermissiveInsufficient rank history11,266842——2026-11-03
13—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
14—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
15—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
16—Zzilliztech / GPTCacheSemantic cache for LLMs. Fully integrated with LangChain and llama_index.PythonMIT · PermissiveInsufficient rank history8,220603——2026-09-22
17—Vvespa-engine / vespaThe AI search platformJavaApache-2.0 · PermissiveInsufficient rank history7,157750——2026-11-02
18—Vvcaesar / riotGo Open Source, Distributed, Simple and efficient text/vector Search EngineGoApache-2.0 · PermissiveInsufficient rank history6,063469——2026-11-03
19—Ssuperduper-io / superduperSuperduper: End-to-end framework for building custom AI applications and agents.PythonApache-2.0 · PermissiveInsufficient rank history5,330546——2025-09-01
20—Mmicrosoft / SPTAGA distributed approximate nearest neighborhood search (ANN) library which provides a high quality vector index build, search and distributed online serving toolkits for large scale vector search scenario.C++MIT · PermissiveInsufficient rank history5,022624——2026-11-03
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