cocoindex alternatives

cocoindex-io/cocoindex (12k stars, +91 this week): Incremental engine for long horizon agents 🌟 Star if you like it! Why it matters: relevant for grounding LLMs in your own data.

Below are 6 other RAG / vector repos tracked by OSS Radar that share at least two GitHub topics with cocoindex, ordered by how many topics overlap, then by stars gained in the last 7 days. Topic overlap means a similar problem space, not a drop-in replacement, so check each project's README.

1. 1. deeplethe/utopia

   +147/wkest.

   World's first open-source enterprise world model. Why it matters: relevant for grounding LLMs in your own data.

   8.3k stars · Rust · shared topics: knowledge-graph, llm, rag, rust, semantic-search

2. 2. NirDiamant/RAG_Techniques

   +119/wkest.

   A collection of runnable notebook tutorials covering techniques for building Retrieval-Augmented Generation (RAG) systems. Why it matters: relevant for grounding LLMs in your own data.

   30k stars · Jupyter Notebook · shared topics: ai, llm, python, rag, semantic-search

3. 3. infiniflow/ragflow

   +371/wkest.

   RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a… Why it matters: relevant for grounding LLMs in your own data.

   92k stars · Go · shared topics: ai, ai-agents, context-engineering, rag

4. 4. HKUDS/DeepTutor

   +581/wkest.

   DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/. Why it matters: relevant for grounding LLMs in your own data.

   41k stars · Python · shared topics: ai-agents, rag

5. 5. opendataloader-project/opendataloader-pdf

   +105/wkest.

   PDF Parser for AI-ready data. Automate PDF accessibility. Open-source. Why it matters: relevant for grounding LLMs in your own data.

   30k stars · Java · shared topics: ai, rag

6. 6. dataease/SQLBot

   +91/wkest.

   Text-to-SQL Generation via LLMs using RAG. Why it matters: relevant for grounding LLMs in your own data.

   6.9k stars · JavaScript · shared topics: llm, rag

More: all trending RAG / vector repos · compare cocoindex with the top 2