Source: https://seerepo.com/compare/codesandbox/codesandbox-client/vs/gatsbyjs/gatsby
Markdown source: https://seerepo.com/compare/codesandbox/codesandbox-client/vs/gatsbyjs/gatsby.md
Description: codesandbox-client and gatsby share 6 technologies: React, styled-components, Normalize.css, glamor, postcss-flexbugs-fixes, and react-icons. codesandbox-client is written in JavaScript and gatsby in TypeScript.

# codesandbox-client vs gatsby

codesandbox-client and gatsby share 6 technologies: React, styled-components, Normalize.css, glamor, postcss-flexbugs-fixes, and react-icons. codesandbox-client is written in JavaScript and gatsby in TypeScript.

- [codesandbox/codesandbox-client](https://seerepo.com/r/codesandbox/codesandbox-client): An online IDE for rapid web development
- [gatsbyjs/gatsby](https://seerepo.com/r/gatsbyjs/gatsby): React-based framework with performance, scalability, and security built in.

## What they share and what sets them apart

- In common: React, styled-components, Normalize.css, glamor, postcss-flexbugs-fixes, react-icons
- Only in codesandbox-client: react-router-dom, store, Sentry, phoenix, localforage, Dropbox, Preact, fontfaceobserver, postcss-normalize, postcss-preset-env, react-dnd, Framer, react-dnd-html5-backend, codemirror, vanilla-cookieconsent, xterm, reach, react-spring, CodeSandbox, downshift, GSAP, react-modal, react-split-pane, react-virtualized-auto-sizer, react-window, @tippy.js/react, image-extensions, monaco-editor-core
- Only in gatsby: Express, @gatsbyjs/reach-router, better-queue, Contentful, express-graphql, react-reconciler, lmdb, history, cache-manager, cache-manager-fs-hash, graphql-http, react-server-dom-webpack, GitHub, @mdx-js/react, node-html-parser, remark-gfm, sharp, prop-types, theme-ui, @emotion/react, Gatsby, strict-ui, react-instantsearch-dom, @feedback-fish/react, prism-react-renderer, react-error-boundary, react-markdown, unist-util-remove, ink, ink-select-input, ink-spinner, unist-util-visit, remark-mdx, remark-mdxjs, remark-parse, remark-stringify, unified, @hapi/joi, enquirer, joi, boxen, progress, prompts, @emotion/styled, file-type, graphiql, cxs, rss, react-jss, vfile, gray-matter, mdast-util-mdx, mdast-util-to-hast, mdast-util-toc, rehype-infer-description-meta, remark, accessible-nprogress, styled-jsx, styletron-engine-atomic, styletron-react, react-typography, @contentful/rich-text-react-renderer, Cheerio, valid-url, Autoprefixer, PostCSS

## Side by side

| | codesandbox-client | gatsby |
|---|---|---|
| Size | 1,045,244 lines written, 1,448 code files | 344,142 lines written, 1,362 code files |
| Who writes it | 0% of its commits signed by AI. With Claude Code | 0% of its commits signed by AI. With GitHub Copilot and Claude Code |
| Activity | Last push October 22, 2026, 6,354 commits, 13,660 stars | Last push November 9, 2026, 21,541 commits, 55,916 stars |
| Tests | 305 test files. 4.8% of its code files have a test that imports them | 1,769 test files. 22.8% 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, codesandbox-client or gatsby?

codesandbox-client, with 1,045,244 lines written; gatsby has 344,142.

The proof: [codesandbox/codesandbox-client's code at commit dcba8eb](https://github.com/codesandbox/codesandbox-client/tree/dcba8ebc49cd46838e298cfa1501811ac67fb0c9)

### Which has more GitHub stars, codesandbox-client or gatsby?

gatsby, with 55,916 stars; codesandbox-client has 13,660.

The proof: [gatsbyjs/gatsby on GitHub](https://github.com/gatsbyjs/gatsby)

### Which has more tests, codesandbox-client or gatsby?

gatsby, with 1,769 test files; codesandbox-client has 305.

The proof: [gatsbyjs/gatsby's code at commit 0ac6c88](https://github.com/gatsbyjs/gatsby/tree/0ac6c88a72c4dfd4d541e3ac43c664343e8e15b6)

### Which was updated more recently, codesandbox-client or gatsby?

gatsby: its last push was on November 9, 2026, and codesandbox-client's on October 22, 2026.

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

## Sources

- codesandbox/codesandbox-client: Read on November 9, 2026, at commit dcba8eb (https://github.com/codesandbox/codesandbox-client/tree/dcba8ebc49cd46838e298cfa1501811ac67fb0c9)
- gatsbyjs/gatsby: Read on November 10, 2026, at commit 0ac6c88 (https://github.com/gatsbyjs/gatsby/tree/0ac6c88a72c4dfd4d541e3ac43c664343e8e15b6)

## 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.