An open source software factory: Agents build software in sandboxed VMs on machines you own using Claude Code. Rust core. Control plane deployed to Cloudflare or in a container.
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Updated
Nov 2, 2026 - Rust
An open source software factory: Agents build software in sandboxed VMs on machines you own using Claude Code. Rust core. Control plane deployed to Cloudflare or in a container.
hyperstructure's design system: brand tokens, fonts, dithered WebGL scenes and the mark
The default sandbox fctl's agents run in: Debian with Claude Code, git, the GitHub CLI, Python, Rust, Node.js, TypeScript and Bun, available for arm64 and amd64.
To associate your repository with the fctl topic, visit your repo's landing page and select "manage topics."