Source: https://seerepo.com/compare/a2ui-project/a2ui/vs/datawhalechina/hello-agents
Markdown source: https://seerepo.com/compare/a2ui-project/a2ui/vs/datawhalechina/hello-agents.md
Description: a2ui and hello-agents share 8 technologies: anyio, MCP, React, OpenAI, Pydantic, jsonschema, dompurify, and markdown-it. a2ui is written in TypeScript and hello-agents in Python.

# a2ui vs hello-agents

a2ui and hello-agents share 8 technologies: anyio, MCP, React, OpenAI, Pydantic, jsonschema, dompurify, and markdown-it. a2ui is written in TypeScript and hello-agents in Python.

- [a2ui-project/a2ui](https://seerepo.com/r/a2ui-project/a2ui): Open-source generative UI framework: agents stream layout data, and apps render it with native components in React, Angular, Lit, Flutter, SwiftUI and Jetpack Compose.
- [datawhalechina/hello-agents](https://seerepo.com/r/datawhalechina/hello-agents): 📚 《从零开始构建智能体》——从零开始的智能体原理与实践教程

## What they share and what sets them apart

- In common: anyio, MCP, React, OpenAI, Pydantic, jsonschema, dompurify, markdown-it
- Only in a2ui: Flutter, Google, Lit, Angular, furo, mkdocs-material, video_player, a2ui-agent-sdk, a2ui-core, google-adk, myst-parser, Yams, flutter_markdown_plus, referencing, Zod, com.networknt:json-schema-validator, logging, js-yaml, Ajv, vega-embed, zod-to-json-schema, validate-color, yaml
- Only in hello-agents: FastAPI, uvicorn, aiosqlite, asyncpg, psycopg2-binary, Postgres, chromadb, Redis, SQLite, oracledb, pymilvus, Qdrant, Hugging Face, Flask, fastmcp, starlette, AIOHTTP, Streamlit, Vite, Vue, vue-router, react-router-dom, cycler, fonttools, contourpy, Plotly, Gradio, matplotlib, Rich, alembic, SQLAlchemy, bcrypt, accelerate, onnxruntime, peft, safetensors, tavily-python, tokenizers, torch, transformers, scikit-learn, sentence-transformers, tiktoken, datasets, langchain-openai, LangGraph, paddlenlp, rank-bm25, spaCy, lxml, markdown, openpyxl, pdfminer.six, pypdf, python-docx, reportlab, xlrd, pdfplumber, pillow, feedparser, pymupdf, beautifulsoup4, jinja2, annotated-types, email-validator, pydantic-core, OpenTelemetry, opentelemetry-exporter-otlp-proto-grpc, loguru, D3, katex, Tailwind CSS, vue-flow, Chart.js, vue-chartjs, highlight.js, marked, react-markdown, Element, echarts, Leaflet, Mermaid, html2canvas, jspdf

## Side by side

| | a2ui | hello-agents |
|---|---|---|
| Size | 662,704 lines written, 1,229 code files | 226,661 lines written, 1,212 code files |
| Who writes it | 1.9% of its commits signed by AI. With Gemini CLI | 2.4% of its commits signed by AI. With Codex, Cursor, and Claude Code |
| Activity | Last push November 7, 2026, 1,810 commits, 17,001 stars | Last push October 13, 2026, 660 commits, 86,039 stars |
| Tests | 1,165 test files. 44.9% of its code files have a test that imports them | 97 test files. 6.9% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, a2ui or hello-agents?

a2ui, with 662,704 lines written; hello-agents has 226,661.

The proof: [a2ui-project/a2ui's code at commit 07aa6a7](https://github.com/a2ui-project/a2ui/tree/07aa6a72f9a81ec8d1f9461957af90b40cc75761)

### Which has more GitHub stars, a2ui or hello-agents?

hello-agents, with 86,039 stars; a2ui has 17,001.

The proof: [datawhalechina/hello-agents on GitHub](https://github.com/datawhalechina/hello-agents)

### Which has more tests, a2ui or hello-agents?

a2ui, with 1,165 test files; hello-agents has 97.

The proof: [a2ui-project/a2ui's code at commit 07aa6a7](https://github.com/a2ui-project/a2ui/tree/07aa6a72f9a81ec8d1f9461957af90b40cc75761)

### Which was updated more recently, a2ui or hello-agents?

a2ui: its last push was on November 7, 2026, and hello-agents's on October 13, 2026.

The proof: [a2ui-project/a2ui's commits on GitHub](https://github.com/a2ui-project/a2ui/commits)

### Which has more commits signed by AI, a2ui or hello-agents?

hello-agents: an AI signed 2.4% of its commits, with Codex, Cursor, and Claude Code; in a2ui, 1.9%.

## Sources

- a2ui-project/a2ui: Read on November 7, 2026, at commit 07aa6a7 (https://github.com/a2ui-project/a2ui/tree/07aa6a72f9a81ec8d1f9461957af90b40cc75761)
- datawhalechina/hello-agents: Read on November 4, 2026, at commit 36f583c (https://github.com/datawhalechina/hello-agents/tree/36f583c233ea5cee4537ef93455702b55053af18)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.