Technologies

What is pi built with?

Q: Which repos have a stack like pi's?

The ones that share most of its stack: n8n-io/n8n, Significant-Gravitas/AutoGPT, and open-webui/open-webui.

pi is a TypeScript repo built with React. It uses AI through @aws-sdk/client-bedrock-runtime, OpenAI, and Anthropic, makes its content with marked, yaml, @silvia-odwyer/photon-node, and highlight.js, validates its data with typebox, and is tested with Vitest and fake-indexeddb. It has 677,258 written lines, with 1,475 test files.

Read on November 4, 2026, at commit e885255. Read it as markdown

Support

Testing

Vitest1 file

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TypeScript2 files
esbuild1 file

apps/p2

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React23 files

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apps/p2

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yaml1 file

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ws4 files
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packages/agent

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Other repos with a similar stack

Ordered by how much of its stack they share with pi, then by stars.

n8n-ion8n
209.5k
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
4 of 34 in commonCompare →
Significant-GravitasAutoGPT
187.9k
AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.
4 of 34 in common · PythonCompare →
open-webuiopen-webui
157.7k
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
4 of 34 in common · SvelteCompare →
paperclipaipaperclip
111k
The open-source app everyone uses to manage agents at work
4 of 34 in commonCompare →
google-geminigemini-cli
108.7k
An open-source AI agent that brings the power of Gemini directly into your terminal.
4 of 34 in commonCompare →
anomalycoopencode
224.5k
The open source coding agent.
3 of 34 in commonCompare →

Frequently asked questions

What language is pi written in?

pi is written in TypeScript, with 677,258 written lines.

What framework does pi use?

pi is built with React.

Does pi use AI?

Yes. pi uses AI through @aws-sdk/client-bedrock-runtime, OpenAI, and Anthropic.

Does pi have tests?

Yes. pi has 1,475 test files and is tested with Vitest and fake-indexeddb.

Which repos have a stack like pi's?

The ones that share most of its stack:n8n-io/n8n Significant-Gravitas/AutoGPT open-webui/open-webui

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