# HermOS – a local-first AI agent IDE

> Source: <https://hermos.is-a.dev/>
> Published: 2026-08-31 02:09:41+00:00

### Subagent tree orchestration for parallel missions

When tackling complex refactors or multi-file features, HermOS decomposes the problem and forks background subagents. One agent investigates schemas while another writes unit tests and verifies fixes.

**Subagent Trees** Independent forks

**MCP** Tool integration

**Headless Browser** Live DOM testing