Knowledge & Memory

f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

Model Context Protocol Servers

The best-benchmarked open-source AI memory system. And it's free.

Complete API layer for private AI applications on local models: RAG, skills, tools, MCP, text-to-sql, and more. Works with any OpenAI-compatible inference server.

High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

An Open Source implementation of Notebook LM with more flexibility and features

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

Build Real-Time Knowledge Graphs for AI Agents

Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

#1 Persistent memory for AI coding agents based on real-world benchmarks

mini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking current sota approaches while being all local

Web Extension for saving a faithful copy of a complete web page in a single HTML file

YC (S26) | Open Computer History | Record your screen continuously locally and provide context to your agents (Claude, Codex, Openclaw, Hermes, Runner...)

Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.

Memori is agent-native memory infrastructure. A LLM-agnostic layer that turns agent execution and conversation into structured, persistent state for production systems. Built for enterprise, Memori works with the data infrastructure you already run, no rip-and-replace, and deploys across managed clo

The Open Context Layer for Data and AI , OpenMetadata is the open platform for building trusted data context and business semantics for humans, AI assistants, and agents.

AI that sees your screen, listens to your conversations and tells you what to do

~95% on SimpleQA (e.g. Qwen3.6-27B on a 3090). Supports all local and cloud LLMs (llama.cpp, Ollama, Google, ...). 10+ search engines - arXiv, PubMed, your private documents. Everything Local & Encrypted.

Golang实现的基于beego框架的接口在线文档管理系统

NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument.

Become a cracked AI/ML researcher/engineer with this unconventional textbook covering maths, computing, and ML with intuition.

Main reference implementation for NLWeb, implemented in Python.

Persistent memory system for AI coding agents. Agent-agnostic Go binary with SQLite + FTS5, MCP server, HTTP API, CLI, and TUI.

Programmatic access to Gemini Notebook - via command-line interface (CLI), Model Context Protocol (MCP) server, and AI agent skills.

HelixDB is an OLTP graph-vector database built in Rust on Object Storage.

QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration.

Voice-to-text dictation app with local (Nvidia Parakeet/Whisper) and cloud models (BYOK). Privacy-first and available cross-platform.

A Low-Code MCP Framework for Building Complex and Innovative RAG Pipelines

Reliable model swapping for any local OpenAI/Anthropic compatible server - llama.cpp, vllm, etc

Solution for long term memory for agent coding CLIs and to facilitate handoff between different agent vendors

ByteRover CLI (brv) - The portable memory layer for autonomous coding agents (formerly Cipher)

The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases with the power of AI and knowledge graphs

Zotero MCP: Connects your Zotero research library with Claude and other AI assistants via the Model Context Protocol to discuss papers, get summaries, analyze citations, and more.

Use any LLMs (Large Language Models) for Deep Research. Support SSE API and MCP server.

Official Notion MCP Server

Knowledge Base 慢雾安全团队知识库

OpenRAG is a comprehensive, single package Retrieval-Augmented Generation platform built on Langflow, Docling, and Opensearch.

Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one chat channel — any AI plugs in. No middleware, no SaaS.

A bio-inspired cognitive memory engine — a new paradigm for Graph RAG.

Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc.

Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc.

RuVector is a High Performance, Real-Time, Self-Learning Ai, Vector GNN, Memory DB built in Rust.

High-performance open-source in-memory graph database for GraphRAG, AI memory, agentic AI, and real-time graph analytics. Cypher-compatible, built in C++.

MCP server that interacts with Obsidian via the Obsidian rest API community plugin

Macro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.

Beautiful, AI-native markdown IDE and LLM wiki

Like Manus, Computer Use Agent(CUA) and Omniparser, we are computer-using agents.AI-driven local automation assistant that uses natural language to make computers work by themselves

World's first open-source enterprise world model.

Hypergraph is more powerful. Transform unstructured text into structured knowledge with LLMs. Graphs, hypergraphs, and spatio-temporal extractions — with one command.

AI conversations that actually remember. Never re-explain your project to your AI again. Join our Discord: https://discord.gg/tyvKNccgqN

Lightweight Firebase/Supabase alternative built to run anywhere — incl. Next.js, React Router, Astro, Cloudflare, Bun, Node, AWS Lambda & more.

SimpleMem: Efficient Lifelong Memory for LLM Agents — Text & Multimodal

PipesHub is an open-source platform for securely connecting enterprise knowledge to AI. Give AI agents trusted context and your team permission-aware search with verified citations across your business systems.

Your own search engine

ChatOllama is an open-source AI chatbot that brings cutting-edge language models to your fingertips while keeping your data private and secure.

MCP server for NotebookLM - Let your AI agents (Claude Code, Codex) research documentation directly with grounded, citation-backed answers from Gemini. Persistent auth, library management, cross-client sharing. Zero hallucinations, just your knowledge base.

Zero-cloud AI memory that works everywhere. SQLite-backed. One pure-Python dependency.

A secure REST API and Model Context Protocol (MCP) server for your vault.

Your Self-Hosted Knowledge Base

Save or export your private and public Slack messages, threads, files, and users locally without admin privileges.

A powerful Zotero AI and MCP plugin with ChatGPT, Gemini 3.7, Claude Fable 5, Claude Opus 5, DeepSeek V4, Grok, OpenRouter, Kimi k3, GLM 5.3, SiliconFlow, GPT-oss, Gemma 4, Qwen 3.8

Universal Pasteboard Across Devices

A new SOTA for RAG — an original retrieval architecture and an open-source knowledge base for humans and agents.

High-performance, low-latency note synchronization, online management, and remote REST API service platform.

The knowledge compiler. Raw sources in, interlinked wiki out. Inspired by Karpathy's LLM Wiki pattern.

Open-source persistent memory for AI agent pipelines (LangGraph, CrewAI, AutoGen) and Claude. REST API + knowledge graph + autonomous consolidation.

Engineering decisions engine that know when they're stale. Frame, compare, decide — with evidence decay and parity enforcement. For Claude Code, Cursor, Gemini CLI, Codex and more.

Neo4j Labs Model Context Protocol servers

The IM for agents. Shared Agent Context & Memory, supervised execution, and cross-agent audit across AI providers.

:brain: 100% Local Memory layer and Knowledge base for agents with WebUI

Not only memory but a full story.

Local MCP work notes with persistent sessions, decisions, evidence and resumable tasks.

A Model Context Protocol server for connecting Notion to MCP-compatible clients

A Model Context Protocol (MCP) server implementation for remote memory bank management, inspired by Cline Memory Bank.

Index all your local files + cloud apps privately, on-device with VectorDB & KnowledgeGraph in one

MCP server enabling persistent memory for Claude through a local knowledge graph - fork focused on local development

All your AI agent sessions in one place — browse, search, resume. Rust + GPUI.

Understand any codebase instantly. System intelligence for codebases, built for humans and AI.

A cyber brain for your AI. It never forgets a detail, remembers exactly what you said, and learns how you work over time. Free, local, works with Cursor, Claude Code, Codex, OpenClaw, Hermes and more. MIT.

100% Rust implementation of code graphRAG with blazing fast AST+FastML parsing, surrealDB backend and advanced agentic code analysis tools through MCP for efficient code agent context management

The AI-Q NVIDIA Blueprint is an open reference example for building intelligent AI agents that connect to your enterprise data, reason using state-of-the-art models, and deliver trusted business insights.