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The open-source execution engine for AI agents. 412 modules, MCP-native, triggers, queue, versioning, metering.

273 starsPython

What if YAML was a programming language? (412 built-in modules)

by ChesterHsu·Feb 24, 2026·1 point·1 comment

AI Analysis

●●SolidBig BrainShip ItNiche Gem

412 agent tools via MCP beats manual integration—but agent frameworks already proliferate.

Strengths
  • MCP-native design integrates seamlessly with Claude, Cursor, Windsurf without custom setup
  • Deterministic replay and evidence snapshots enable debuggable agent workflows, not just black-box runs
  • 78 categories across file I/O, browser automation, data parsing, crypto reduce boilerplate
Weaknesses
  • Agent tool aggregation is crowded (LangChain, Anthropic's SDK, LiteLLM tools)
  • Title mismatch: 'YAML as programming language' headline doesn't match implementation (no YAML DSL shipped)
Target Audience

AI engineers building agents in Claude, Cursor, and Windsurf; backend developers needing deterministic workflows

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LangChain · LiteLLM · OpenAI Functions

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