# Mnemosyne — L'IA qui se souvient > Personal knowledge OS. Persistent memory, semantic Resonance, private Vault, multi-model AI. > Site: https://mnemosyne-x.vercel.app/ ## What is Mnemosyne? Mnemosyne is a desktop application (Electron) that acts as a personal knowledge operating system. It provides: - **Semantic Resonance**: Local RAG, vector index, Liquid Prompt. Your files and sessions are linked in a semantic graph. - **MnemoVault**: File explorer, Markdown editor, video clipper (FFmpeg). All content indexed locally. - **MnemoBrain**: Multi-model AI (OpenAI, Gemini, Anthropic, Ollama, DeepSeek). Same memory across models. - **Soul Studio Pro**: Calibrated AI personality (OCEAN, MBTI). Consistent character for your AIs. - **Nexus Graph**: Force-directed visualization of connections between files, tags, and ideas. - **Neural Link**: P2P network (libp2p), E2E encryption, MCP protocol. - **Auto Distillation**: Semantic extraction, auto-tagging. Memory grows from your raw files. ## Ecosystem apps MnemoEar (voice), MnemoChronos (time/tasks), MnemoX, Cockpit, MnemoVision, Cloud Bridges, NotebookLM Bridge. ## Languages French (FR), English (EN), Spanish (ES). ## Developers & license Source code and docs: https://mnemosyne-x.vercel.app/source Documentation: https://mnemosyne-x.vercel.app/docs Open Core: free for personal use; commercial licensing for companies; free for non-profits, education, NGOs. --- Last updated: 2025. For full structured data, see the JSON-LD in the site's HTML.