github.com• Jul 7, 2026• 1 min read
Show HN: Open-source desktop agent that uses a local folder as its memoryOrbital is an open-source desktop agent runtime that lives in a local folder on your desktop, with sandbox, approval presets and sub-agent support.Think of it as Obsidian + Hermes in one native app, with extra features.The key is that it uses the folder as its own wiki to keep track of your work and artifacts, so it stays at the tip of your work without needing you to explain twice.Some important features:1. Long-term memory: Orbital stores all memory as .md files locally. It uses a two-tier approach. Tier 1 is a few files injected directly into the system prompt. Among them is an index.md, which is how the agent remembers what the tier 2 files are and when/how to use them. You can open the folder and read everything it knows.2. Project as sandbox: You set up a "project" in a local folder — same idea as a Claude/ChatGPT project. But the agent can create, update and delete project files when needed (you can set it to ask for your approval first). The agent's shell commands are restricte