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withastro·May 2, 2026·v1.0·frameworks

Flue

Flue is a TypeScript framework for building fully headless, programmable AI agents with a built-in agent harness. Like Claude Code but 100% headless — no TUI, no GUI, just TypeScript agents acting autonomously to solve problems with minimal code and no human operator dependency.

typescriptagent-frameworkheadlessai-agentsopen-source
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overview

Flue is a TypeScript framework for building fully headless, programmable AI agents with a built-in agent harness. Like Claude Code but 100% headless — no TUI, no GUI, just TypeScript agents acting autonomously to solve problems with minimal code and no human operator dependency.

key features
  • 01100% headless TypeScript agent framework — no GUI or TUI required
  • 02Built-in agent harness enabling autonomous multi-agent orchestration
  • 03Feels like Claude Code but fully programmable and operator-independent
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