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pi vs open-webui
pi and open-webui share 4 technologies: OpenAI, marked, yaml, and highlight.js. pi is written in TypeScript and open-webui in Svelte.
What they share and what sets them apart
earendil-works
pi
AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI
TypeScript120kRead on November 4, 2026, at commit e885255What is pi built with?open-webui
open-webui
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Svelte157.7kRead on November 4, 2026, at commit c38885aWhat is open-webui built with?In common
Only in pi
Only in open-webui
- Svelte
- SvelteKit
- FastAPI
- pgvector
psycopg2-binary
pyarrow
- pymysql
- weaviate-client
- Redis
- Postgres
- pymilvus
- SQLite
- chromadb
- oracledb
pinecone
- sql.js
- Qdrant
- Elasticsearch
- Google Cloud Storage
- MCP
- AIOHTTP
uvicorn
- Tailwind CSS
- @codemirror/theme-one-dark
tiptap
- sortablejs
- CodeMirror
tippy.js
@floating-ui/dom
- three
- Chart.js
- Mermaid
xterm
- SQLAlchemy
- azure-identity
- cryptography
- pyjwt
- bcrypt
- rank-bm25
- tiktoken
lxml
- openpyxl
- python-docx
- xlrd
- dompurify
xlsx
- html-entities
pillow
- beautifulsoup4
pdfjs-dist
shiki
jspdf
- mammoth
- @joplin/turndown-plugin-gfm
- heic2any
katex
pypdf
- python-pptx
- turndown
- youtube-transcript-api
- Pydantic
psutil
- boto3
- opentelemetry-instrumentation-httpx
opentelemetry-instrumentation-redis
- opentelemetry-instrumentation-sqlalchemy
Side by side
piopen-webui
SizeLines written by people and agents, without generated ones; code files, without tests.
pi677,258 lines written1,543 code files
open-webui405,584 lines written1,123 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
pi0.3% of its commits signed by AIWith Claude Code, Gemini CLI, Cursor, and Amp
open-webui1.3% of its commits signed by AIWith Claude Code, Aider, Jules, GitHub Copilot, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
piLast push November 4, 20267,130 commits119,972 stars
open-webuiLast push November 4, 202616,932 commits157,730 stars
TestsThe files that test the code, and the share of code files a test imports.
pi1,475 test files46.8% of its code files have a test that imports them
open-webui3 test files0.1% of its code files have a test that imports them
Frequently asked questions
Which is bigger, pi or open-webui?
pi, with 677,258 lines written; open-webui has 405,584.
The proof: earendil-works/pi's code at commit e885255
Which has more GitHub stars, pi or open-webui?
open-webui, with 157,730 stars; pi has 119,972.
The proof: open-webui/open-webui on GitHub
Which has more tests, pi or open-webui?
pi, with 1,475 test files; open-webui has 3.
The proof: earendil-works/pi's code at commit e885255
Which was updated more recently, pi or open-webui?
Both got their last push on November 4, 2026.
The proof: earendil-works/pi's commits on GitHub
Which has more commits signed by AI, pi or open-webui?
open-webui: an AI signed 1.3% of its commits, with Claude Code, Aider, Jules, GitHub Copilot, and Cursor; in pi, 0.3%.
The proof: the commits each tool signed in open-webui/open-webui
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