Source: https://seerepo.com/compare/decaporg/decap-cms/vs/gatsbyjs/gatsby
Markdown source: https://seerepo.com/compare/decaporg/decap-cms/vs/gatsbyjs/gatsby.md
Description: decap-cms and gatsby share 13 technologies: React, history, Express, unist-util-visit, @emotion/styled, prop-types, gray-matter, react-markdown, @emotion/react, remark-parse, remark-stringify, unified, and @hapi/joi. Both are written in JavaScript.

# decap-cms vs gatsby

decap-cms and gatsby share 13 technologies: React, history, Express, unist-util-visit, @emotion/styled, prop-types, gray-matter, react-markdown, @emotion/react, remark-parse, remark-stringify, unified, and @hapi/joi. Both are written in JavaScript.

- [decaporg/decap-cms](https://seerepo.com/r/decaporg/decap-cms): A Git-based CMS for Static Site Generators
- [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, history, Express, unist-util-visit, @emotion/styled, prop-types, gray-matter, react-markdown, @emotion/react, remark-parse, remark-stringify, unified, @hapi/joi
- Only in decap-cms: react-router-dom, localforage, create-react-class, MCP, yaml, jwt-decode, emotion, react-toastify, react-frame-component, react-dnd, react-dnd-html5-backend, react-modal, react-split-pane, react-virtualized-auto-sizer, react-window, remark-gfm, sanitize-filename, react-immutable-proptypes, Ajv, ajv-errors, ajv-keywords, react-transition-group, codemirror, react-select, react-color, dnd-kit, ol, slate, slate-react, slate-history, mdast-util-to-string, dompurify, commonmark, commonmark-spec, mdast-util-definitions, rehype-parse, rehype-remark, rehype-remove-comments, rehype-stringify, remark, unist-util-visit-parents, react-textarea-autosize, winston, morgan
- Only in gatsby: express-graphql, react-reconciler, @gatsbyjs/reach-router, cache-manager, graphql-http, react-server-dom-webpack, GitHub, Normalize.css, prism-react-renderer, react-error-boundary, react-icons, unist-util-remove, glamor, ink, ink-spinner, @mdx-js/react, remark-mdx, enquirer, joi, boxen, progress, prompts, file-type, graphiql, rss, vfile, mdast-util-mdx, mdast-util-to-hast, mdast-util-toc, sharp, styled-components, styled-jsx, Cheerio, Autoprefixer, PostCSS, postcss-flexbugs-fixes

## Side by side

| | decap-cms | gatsby |
|---|---|---|
| Size | 137,466 lines written, 528 code files | 344,142 lines written, 2,017 code files |
| Who writes it | 2.7% of its commits signed by AI. With Claude Code and GitHub Copilot | 0% of its commits signed by AI. With GitHub Copilot and Claude Code |
| Activity | Last push November 1, 2026, 4,580 commits, 19,459 stars | Last push October 20, 2026, 21,540 commits, 55,919 stars |
| Tests | 262 test files. 34.1% of its code files have a test that imports them | 1,688 test files. 15.7% 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, decap-cms or gatsby?

gatsby, with 344,142 lines written; decap-cms has 137,466.

The proof: [gatsbyjs/gatsby's code at commit 516700a](https://github.com/gatsbyjs/gatsby/tree/516700a1dca1e982b6d098ab57230b25e0318a1f)

### Which has more GitHub stars, decap-cms or gatsby?

gatsby, with 55,919 stars; decap-cms has 19,459.

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

### Which has more tests, decap-cms or gatsby?

gatsby, with 1,688 test files; decap-cms has 262.

The proof: [gatsbyjs/gatsby's code at commit 516700a](https://github.com/gatsbyjs/gatsby/tree/516700a1dca1e982b6d098ab57230b25e0318a1f)

### Which was updated more recently, decap-cms or gatsby?

decap-cms: its last push was on November 1, 2026, and gatsby's on October 20, 2026.

The proof: [decaporg/decap-cms's commits on GitHub](https://github.com/decaporg/decap-cms/commits)

### Which has more commits signed by AI, decap-cms or gatsby?

decap-cms: an AI signed 2.7% of its commits, with Claude Code and GitHub Copilot.

The proof: [the commits each tool signed in decaporg/decap-cms](https://seerepo.com/r/decaporg/decap-cms/ai)

## Sources

- decaporg/decap-cms: Read on November 6, 2026, at commit 61ceb6e (https://github.com/decaporg/decap-cms/tree/61ceb6e0680bb0362dba6d0cfe346c51e3ca3a58)
- gatsbyjs/gatsby: Read on November 5, 2026, at commit 516700a (https://github.com/gatsbyjs/gatsby/tree/516700a1dca1e982b6d098ab57230b25e0318a1f)

## 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.