Who uses it

Open source repos that use yaml

11 public repos that SeeRepo read use yaml. It's used most with Anthropic, MCP, and @clack/prompts.

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Used most with

yaml11 repos
  • Anthropic4 repos
  • MCP3 repos
  • @clack/prompts3 repos
  • Zod3 repos
  • Postgres3 repos
  • OpenAI3 repos
  • Vite3 repos
  • React3 repos

The repos, by stars

  1. 1.
    morluto/rea

    Reverse engineer anything with agents, from app behavior down to native binaries.

    TypeScript+10428.2kAI 16.3%What it’s built withThe AI
  2. 2.
    NousResearch/hermes-agent

    The agent that grows with you

    Python+34260.3kAI 2.2%What it’s built withThe AI
  3. 3.
    anomalyco/opencode

    The open source coding agent.

    TypeScript+23224.5kAI 0.3%What it’s built withThe AI
  4. 4.
    n8n-io/n8n

    Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

    TypeScript+54209.5kAI 14.4%What it’s built withThe AI
  5. 5.
    langgenius/dify

    Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.

    Python+51160.4kAI 5.1%What it’s built withThe AI
  6. 6.
    open-webui/open-webui

    User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

    Svelte+66157.7kAI 1.3%What it’s built withThe AI
  7. 7.
    farion1231/cc-switch

    A cross-platform desktop All-in-One assistant for Claude Code, Codex, OpenCode,DeepSeek Harness and more. Only official website: ccswitch.io

    Rust+30151.7kAI 1.7%What it’s built withThe AI
  8. 8.
    earendil-works/pi

    AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

    TypeScript+7120kAI 0.3%What it’s built withThe AI
  9. 9.
    paperclipai/paperclip

    The open-source app everyone uses to manage agents at work

    TypeScript+45111kAI 17%What it’s built withThe AI
  10. 10.
    different-ai/openwork

    The open-source alternative to Claude Cowork (powered by opencode)

    TypeScript+4724.4kAI 3%What it’s built withThe AI
  11. 11.
    coleam00/Archon

    The first open-source harness builder for AI coding. Make AI coding deterministic and repeatable.

    TypeScript+2323.8kAI 12.7%What it’s built withThe AI

Frequently asked questions

What is the most popular open source repo that uses yaml?
morluto/rea, with 428,191 stars on GitHub.

The proof: morluto/rea on GitHub

What other technologies is yaml used with?
With Anthropic (4), MCP (3), @clack/prompts (3), Zod (3), and Postgres (3), out of the 11 repos that use it.
What languages are the repos that use yaml written in?
TypeScript (7), Python (2), Rust (1), and Svelte (1).
How many repos that use yaml have commits signed by AI?
11 of the 11; the most, paperclipai/paperclip, with 17% of its commits.

The proof: the commits each tool signed in paperclipai/paperclip

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