#1
[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"
37K starsJun 18, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add HKUDS/LightRAGAlternatives
LangGraph Learn alternatives for AI agents.
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#2
๐ PageIndex: Document Index for Vectorless, Reasoning-based RAG
34K starsJul 18, 2026 pushrag-knowledgePythonVector Search
$ npx skills add VectifyAI/PageIndex#3
Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience
63K starsJul 13, 2026 pushrag-knowledgeJavaScriptVector Search
$ npx skills add Mintplex-Labs/anything-llm#4
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.
30K starsAug 14, 2026 pushrag-knowledgePythonVector Search
$ npx skills add topoteretes/cognee#5
๐ก All-in-one AI framework for semantic search, LLM orchestration and language model workflows
13K starsJun 22, 2026 pushrag-knowledgePythonSemantic Search
$ npx skills add neuml/txtai#6
A modular graph-based Retrieval-Augmented Generation (RAG) system
34K starsJun 18, 2026 pushdataPythonRAG
$ npx skills add microsoft/graphrag#7
Free and Open Source, Distributed, RESTful Search Engine
77K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add elastic/elasticsearch#8
๐ ใไป้ถๅผๅงๆๅปบๆบ่ฝไฝใโโไป้ถๅผๅง็ๆบ่ฝไฝๅ็ไธๅฎ่ทตๆ็จ
59K starsJun 11, 2026 pushdataPythonRAG
$ npx skills add datawhalechina/hello-agents#9
This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
28K starsJun 17, 2026 pushrag-knowledgeJupyter NotebookSemantic Search
$ npx skills add NirDiamant/RAG_Techniques#10
high-performance graph database for real-time use cases
22K starsJun 19, 2026 pushrag-knowledgeGoKnowledge Graph
$ npx skills add dgraph-io/dgraph#11
Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust
15K starsJun 16, 2026 pushrag-knowledgeRustSearch
$ npx skills add quickwit-oss/tantivy#12
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.
16K starsMay 27, 2026 pushrag-knowledgeRustSemantic Search
$ npx skills add memvid/memvid#13
A Simple and Universal Swarm Intelligence Engine, Predicting Anything. ็ฎๆด้็จ็็พคไฝๆบ่ฝๅผๆ๏ผ้ขๆตไธ็ฉ
70K starsAug 3, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add 666ghj/MiroFish#14
๐ Open source distributed and RESTful search engine.
13K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add opensearch-project/OpenSearch#15
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
32K starsJun 16, 2026 pushrag-knowledgePythonSearch
$ npx skills add searxng/searxng#16
Incremental engine for long horizon agents ๐ Star if you like it!
10K starsJun 19, 2026 pushrag-knowledgeRustSemantic Search
$ npx skills add cocoindex-io/cocoindexHow to choose
When should you switch?
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep LangGraph Learn if it already passes your workflow test and repository review.
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