{"data":{"slug":"openviking","name":"OpenViking","tagline":"AGPL self-evolving context database for memory, RAG, and skills","category":"agents","categoryName":"AI Agents","url":"https://github.com/volcengine/OpenViking","github":"https://github.com/volcengine/OpenViking","pricing":"open-source","hook":"OpenViking treats agent memory, RAG, and skills as one self-evolving context database that can organize and improve the context an agent retrieves.","whatsGood":"AGPL-3.0 (volcengine/OpenViking). It brings memory, retrieval, and skills into one context-oriented data layer rather than making each agent rebuild those stores independently. The self-evolving framing is useful when context should accumulate structure over time, not remain a pile of embeddings and prompt snippets.","theCatch":"AGPL-3.0 is strong copyleft, including the network-copyleft boundary when you modify OpenViking and offer it as a service. Get legal review before exposing a modified deployment over a network. Vs Mem0, Graphiti, and Letta: OpenViking is the context database spanning memory/RAG/skills, not simply a memory API, graph memory layer, or agent runtime.","verdict":"AGPL-3.0 self-evolving context DB. Broad memory/RAG/skills surface; network copyleft is a deployment decision, not a footnote.","addedAt":"2026-09-20","featured":false,"domain":"AI Agents","subSpecialty":"Memory & Evals","subcategory":"Memory & Evals","tags":["self-host","copyleft","rag","memory","skills","active","fast-stars"],"capabilities":["memory","rag","skills"],"surfaces":["Self-host"],"ecosystem":["Python","Multi-platform"],"licenseModel":"AGPL-3.0","githubStars":40283,"starsPerWeek":981,"access":"free","archived":false,"repo":{"createdAt":"2026-01-05","pushedAt":"2026-10-19","license":"AGPL-3.0","archived":false,"checkedAt":"2026-10-19"}},"related":[{"slug":"claude-code","name":"Claude Code","tagline":"Terminal-first coding agent with deep repository context"},{"slug":"cursor","name":"Cursor","tagline":"The AI-first code editor that understands your codebase"},{"slug":"devin","name":"Devin","tagline":"Autonomous AI engineer for defined engineering tasks"},{"slug":"stagehand","name":"Stagehand","tagline":"AI-native browser automation that mixes code and natural language"},{"slug":"browser-use","name":"Browser Use","tagline":"Open-source framework for LLM-driven browser agents"}],"links":{"self":"/api/gems/openviking","html":"/gems/openviking","markdown":"/gems/openviking.md","category":"/api/gems?category=agents","categoryPage":"/stacks/agents"}}