Volo alternatives for AI agents.

Retrieval and Retrieval-augmented LLMs

[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"

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.

📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG

Private AI platform for agents, assistants and enterprise search. Built-in Agent Builder, Deep research, Document analysis, Multi-model support, and API connectivity for agents.

The AI search platform

💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows

Privacy-respecting metasearch engine

21 Lessons, Get Started Building with Generative AI

This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

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.

Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.

SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.

A Simple and Universal Swarm Intelligence Engine, Predicting Anything. 简洁通用的群体智能引擎，预测万物

Incremental engine for long horizon agents 🌟 Star if you like it!