# Ars Umbris > Ars Umbris is a local-first workspace and framework for building domain-specific systems in which people and AI agents work with shared knowledge, methods and apps. Built by Volvelle Labs. The website showcase is a local interactive sample, not a hosted agent service. ## Product - [Homepage](https://arsumbris.ai/index.md): Product overview and framework layers, in Markdown. - [Philosophy](https://arsumbris.ai/philosophy.md): The ideas behind Ars Umbris. - [Installation handoff](https://arsumbris.ai/install.md): Prompt for a local coding agent; follow the repository's INSTALL.md for current setup. - [Combined product content](https://arsumbris.ai/llms-full.txt): Homepage and philosophy in one document. ## Optional - [GitHub](https://github.com/arsumbris/arsumbris/) - [Discord](https://discord.gg/MecBjKZY9d) - [X / @arsumbrisai](https://x.com/arsumbrisai) - [YouTube](https://www.youtube.com/@arsumbris) - [Reddit](https://www.reddit.com/r/arsumbris/)