Source: https://seerepo.com/compare/volcengine/OpenViking/vs/zauberzeug/nicegui
Markdown source: https://seerepo.com/compare/volcengine/OpenViking/vs/zauberzeug/nicegui.md
Description: OpenViking and nicegui share 8 technologies: FastAPI, AIOHTTP, uvicorn, jinja2, Pydantic, @codemirror/theme-one-dark, CodeMirror, and three. Both are written in Python.

# OpenViking vs nicegui

OpenViking and nicegui share 8 technologies: FastAPI, AIOHTTP, uvicorn, jinja2, Pydantic, @codemirror/theme-one-dark, CodeMirror, and three. Both are written in Python.

- [volcengine/OpenViking](https://seerepo.com/r/volcengine/OpenViking): Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.
- [zauberzeug/nicegui](https://seerepo.com/r/zauberzeug/nicegui): Create web-based user interfaces with Python. The nice way.

## What they share and what sets them apart

- In common: FastAPI, AIOHTTP, uvicorn, jinja2, Pydantic, @codemirror/theme-one-dark, CodeMirror, three
- Only in OpenViking: aws-sdk-s3, fred, rusqlite, sqlx, sqlx-sqlite, SQLite, lru, Redis, MySQL, OpenAI, Tokio, React, Vite, TanStack, crossterm, Ratatui, indicatif, argon2-cffi, cryptography, hkdf, agent-framework-core, LangChain, MCP, litellm, firecrawl-anydoc, pdfplumber, zip, cairosvg, defusedxml, feedparser, image, jsonschema, opentelemetry-api, volcengine-python-sdk, tracing, OpenTelemetry, opentelemetry-exporter-otlp-proto-grpc, opentelemetry-exporter-otlp-proto-http, loguru, opentelemetry_sdk, prometheus-client, tracing-appender, tracing-subscriber, qrcode-terminal, pino, Tailwind CSS, class-variance-authority, next-themes, tailwind-merge, sonner, Base UI, @dagrejs/dagre, @rjsf/core, @streamdown/code, postprocessing, react-dropzone, recharts, xyflow, Lucide, react-markdown, remark-gfm, yaml, streamdown, file-type, highlight.js, qrcode.react, rehype-raw, rehype-sanitize, remark-breaks, rjsf
- Only in nicegui: starlette, anyio, Vue, itsdangerous, dompurify, docutils, markdown2, ag-grid-community, @uiw/codemirror-themes-all, echarts, echarts-gl, vanilla-jsoneditor, ajv-formats, Leaflet, D3, Mermaid, Plotly, @tweenjs/tween.js, sortablejs, uplot, xterm

## Side by side

| | OpenViking | nicegui |
|---|---|---|
| Size | 1,152,111 lines written, 2,091 code files | 121,853 lines written, 636 code files |
| Who writes it | 8.2% of its commits signed by AI. With Claude Code, Cursor, Codex, and GitHub Copilot | 7% of its commits signed by AI. With Claude Code, GitHub Copilot, and Codex |
| Activity | Last push November 6, 2026, 3,138 commits, 41,668 stars | Last push November 6, 2026, 6,085 commits, 16,331 stars |
| Tests | 1,410 test files. 56.1% of its code files have a test that imports them | 151 test files. 6.8% 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, OpenViking or nicegui?

OpenViking, with 1,152,111 lines written; nicegui has 121,853.

The proof: [volcengine/OpenViking's code at commit a5f08d1](https://github.com/volcengine/OpenViking/tree/a5f08d14eb9305803402e6ab71b88a66bf897187)

### Which has more GitHub stars, OpenViking or nicegui?

OpenViking, with 41,668 stars; nicegui has 16,331.

The proof: [volcengine/OpenViking on GitHub](https://github.com/volcengine/OpenViking)

### Which has more tests, OpenViking or nicegui?

OpenViking, with 1,410 test files; nicegui has 151.

The proof: [volcengine/OpenViking's code at commit a5f08d1](https://github.com/volcengine/OpenViking/tree/a5f08d14eb9305803402e6ab71b88a66bf897187)

### Which was updated more recently, OpenViking or nicegui?

Both got their last push on November 6, 2026.

The proof: [zauberzeug/nicegui's commits on GitHub](https://github.com/zauberzeug/nicegui/commits)

### Which has more commits signed by AI, OpenViking or nicegui?

OpenViking: an AI signed 8.2% of its commits, with Claude Code, Cursor, Codex, and GitHub Copilot; in nicegui, 7%.

The proof: [the commits each tool signed in volcengine/OpenViking](https://seerepo.com/r/volcengine/OpenViking/ai)

## Sources

- volcengine/OpenViking: Read on November 6, 2026, at commit a5f08d1 (https://github.com/volcengine/OpenViking/tree/a5f08d14eb9305803402e6ab71b88a66bf897187)
- zauberzeug/nicegui: Read on November 7, 2026, at commit 5324937 (https://github.com/zauberzeug/nicegui/tree/532493729bcb0db371af53a033b0fe6b2bcb48d0)

## 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.