Krowoc: Open-Sourcing a MicroVM-Based Agent Workspace
timenowaits · reddit · 2026-08-07
A developer has open-sourced Krowoc, an agent workspace designed to give AI agents a durable, real-machine environment (shell, filesystem, headless Chrome) that keeps running even when the laptop is closed.
Key Features & Technical Highlights:
- Security Isolation: Utilizes microVMs to provide hardware-level isolation with millisecond boot times. This offers VM-grade blast radius containment at roughly container cost, preventing prompt injection attacks from reaching other tenants' keys.
- Model Support: Supports open-weights models via Fireworks (Kimi, DeepSeek V4, etc.) and Bring Your Own Key (BYO Key) for Anthropic, OpenAI, or local Ollama without a proxy in the middle.
- Open Source: Fully open-source under Apache 2.0, supporting self-hosting.
The solo maintainer noted that Bedrock/Vertex auth and scheduled triggers are still rough edges under active development.
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