Source: https://seerepo.com/compare/janhq/jan/vs/nukeop/nuclear
Markdown source: https://seerepo.com/compare/janhq/jan/vs/nukeop/nuclear.md
Description: jan and nuclear share 27 technologies: Tauri, sqlx-sqlite, tauri-plugin-store, SQLite, sqlx, Tokio, @tauri-apps/api, Vite, React, TanStack, @tauri-apps/plugin-store, tauri-plugin-dialog, rmcp, zip, schemars, log, tauri-plugin-log, Tailwind CSS, class-variance-authority, tailwind-merge, sonner, Radix UI, motion, dnd-kit, Lucide, Zod, and tauri-apps. jan is written in Rust and nuclear in TypeScript.

# jan vs nuclear

jan and nuclear share 27 technologies: Tauri, sqlx-sqlite, tauri-plugin-store, SQLite, sqlx, Tokio, @tauri-apps/api, Vite, React, TanStack, @tauri-apps/plugin-store, tauri-plugin-dialog, rmcp, zip, schemars, log, tauri-plugin-log, Tailwind CSS, class-variance-authority, tailwind-merge, sonner, Radix UI, motion, dnd-kit, Lucide, Zod, and tauri-apps. jan is written in Rust and nuclear in TypeScript.

- [janhq/jan](https://seerepo.com/r/janhq/jan): Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.
- [nukeop/nuclear](https://seerepo.com/r/nukeop/nuclear): Streaming music player that finds free music for you

## What they share and what sets them apart

- In common: Tauri, sqlx-sqlite, tauri-plugin-store, SQLite, sqlx, Tokio, @tauri-apps/api, Vite, React, TanStack, @tauri-apps/plugin-store, tauri-plugin-dialog, rmcp, zip, schemars, log, tauri-plugin-log, Tailwind CSS, class-variance-authority, tailwind-merge, sonner, Radix UI, motion, dnd-kit, Lucide, Zod, tauri-apps
- Only in jan: Hummingbird, gio, glib, objc2-app-kit, objc2-foundation, rusqlite, PostHog, OpenAI, comfy-table, indicatif, Ratatui, console, gtk, rfd, ed25519-dalek, hmac, keyring, oauth2, agent-client-protocol, opencv-python, png, pulldown-cmark, env_logger, psutil, cairo-rs, objc2-web-kit, webkit2gtk, webview2-com, ash, calamine, csv, html2text, infer, pdf-extract, quick-xml, @streamdown/code, @tanstack/react-virtual, emoji-picker-react, Framer, react-textarea-autosize, use-stick-to-bottom, vaul, @tabler/icons-react, ai, ai-sdk, streamdown, react-markdown, shiki, unist-util-visit, katex, rehype-katex, remark-gfm, remark-math
- Only in nuclear: axum, Postgres, @tanstack/react-router, tw-animate-css, react-hotkeys-hook, react-inspector, tauri-plugin-window-state, react-icons, qrcode.react, @fontsource/space-mono, Headless UI, @floating-ui/react-dom, D3, d3-scale, react-activity-calendar, recharts, remotion

## Side by side

| | jan | nuclear |
|---|---|---|
| Size | 478,180 lines written, 949 code files | 95,432 lines written, 973 code files |
| Who writes it | 0.5% of its commits signed by AI. With GitHub Copilot, Claude Code, Cursor, Factory, Jules, and Aider | 0% of its commits signed by AI |
| Activity | Last push November 5, 2026, 7,455 commits, 45,500 stars | Last push November 6, 2026, 2,197 commits, 18,876 stars |
| Tests | 527 test files. 48.9% of its code files have a test that imports them | 245 test files. 21.2% 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, jan or nuclear?

jan, with 478,180 lines written; nuclear has 95,432.

The proof: [janhq/jan's code at commit 879e6ae](https://github.com/janhq/jan/tree/879e6ae9cca4a38673fdb4093349a327e17ccbb1)

### Which has more GitHub stars, jan or nuclear?

jan, with 45,500 stars; nuclear has 18,876.

The proof: [janhq/jan on GitHub](https://github.com/janhq/jan)

### Which has more tests, jan or nuclear?

jan, with 527 test files; nuclear has 245.

The proof: [janhq/jan's code at commit 879e6ae](https://github.com/janhq/jan/tree/879e6ae9cca4a38673fdb4093349a327e17ccbb1)

### Which was updated more recently, jan or nuclear?

nuclear: its last push was on November 6, 2026, and jan's on November 5, 2026.

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

### Which has more commits signed by AI, jan or nuclear?

jan: an AI signed 0.5% of its commits, with GitHub Copilot, Claude Code, Cursor, Factory, Jules, and Aider.

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

## Sources

- janhq/jan: Read on November 6, 2026, at commit 879e6ae (https://github.com/janhq/jan/tree/879e6ae9cca4a38673fdb4093349a327e17ccbb1)
- nukeop/nuclear: Read on November 6, 2026, at commit 46d1d93 (https://github.com/nukeop/nuclear/tree/46d1d938dba8fa56e30c41cdb4e53c07b48e4fed)

## 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.