Source: https://seerepo.com/compare/jackyzha0/quartz/vs/withastro/astro
Markdown source: https://seerepo.com/compare/jackyzha0/quartz/vs/withastro/astro.md
Description: quartz and astro share 11 technologies: preact-render-to-string, Preact, @clack/prompts, unified, vfile, yaml, hast-util-to-html, unist-util-visit, hast-util-from-html, remark, and remark-parse. Both are written in TypeScript.

# quartz vs astro

quartz and astro share 11 technologies: preact-render-to-string, Preact, @clack/prompts, unified, vfile, yaml, hast-util-to-html, unist-util-visit, hast-util-from-html, remark, and remark-parse. Both are written in TypeScript.

- [jackyzha0/quartz](https://seerepo.com/r/jackyzha0/quartz): 🌱 a fast, batteries-included static-site generator that transforms Markdown content into fully functional websites
- [withastro/astro](https://seerepo.com/r/withastro/astro): The web framework for content-driven websites.

## What they share and what sets them apart

- In common: preact-render-to-string, Preact, @clack/prompts, unified, vfile, yaml, hast-util-to-html, unist-util-visit, hast-util-from-html, remark, remark-parse
- Only in quartz: lightningcss, gray-matter, hast-util-to-jsx-runtime, js-yaml, remark-frontmatter, to-vfile, toml, serve-handler
- Only in astro: Vite, React, Vue, Svelte, Hono, unstorage, Solid, Alpine.js, Express, Fastify, prismjs, fast-xml-parser, xml2js, Zod, unifont, @capsizecss/unpack, fontace, am-i-vibing, Cheerio, html-escaper, parse-srcset, shiki, ultrahtml, sharp, tinyps, linkedom, @markdoc/markdoc, htmlparser2, satteri, @shikijs/rehype, rehype-mathjax, rehype-pretty-code, remark-math, remark-toc, Netlify, Vercel, retext-smartypants, mdast-util-mdx, mdast-util-mdx-jsx, rehype-raw, remark-gfm, remark-smartypants, estree-util-visit, hast-util-to-text, mdast-util-definitions, mdast-util-mdx-expression, rehype-stringify, unist-util-remove-position, unist-util-visit-parents

## Side by side

| | quartz | astro |
|---|---|---|
| Size | 28,144 lines written, 133 code files | 297,833 lines written, 1,007 code files |
| Who writes it | 0.4% of its commits signed by AI. With GitHub Copilot, Claude Code, and Codex | 0.2% of its commits signed by AI. With Claude Code, GitHub Copilot, and Cursor |
| Activity | Last push November 9, 2026, 1,960 commits, 13,558 stars | Last push November 9, 2026, 15,186 commits, 63,851 stars |
| Tests | 33 test files. 36.8% of its code files have a test that imports them | 3,218 test files. 4.6% 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, quartz or astro?

astro, with 297,833 lines written; quartz has 28,144.

The proof: [withastro/astro's code at commit c904827](https://github.com/withastro/astro/tree/c904827015f4a71e890ac51919adada9c219a3e9)

### Which has more GitHub stars, quartz or astro?

astro, with 63,851 stars; quartz has 13,558.

The proof: [withastro/astro on GitHub](https://github.com/withastro/astro)

### Which has more tests, quartz or astro?

astro, with 3,218 test files; quartz has 33.

The proof: [withastro/astro's code at commit c904827](https://github.com/withastro/astro/tree/c904827015f4a71e890ac51919adada9c219a3e9)

### Which was updated more recently, quartz or astro?

Both got their last push on November 9, 2026.

The proof: [jackyzha0/quartz's commits on GitHub](https://github.com/jackyzha0/quartz/commits)

### Which has more commits signed by AI, quartz or astro?

quartz: an AI signed 0.4% of its commits, with GitHub Copilot, Claude Code, and Codex; in astro, 0.2%.

## Sources

- jackyzha0/quartz: Read on November 9, 2026, at commit be42e8e (https://github.com/jackyzha0/quartz/tree/be42e8e664468333f6ba50cfae9c147b804b9398)
- withastro/astro: Read on November 9, 2026, at commit c904827 (https://github.com/withastro/astro/tree/c904827015f4a71e890ac51919adada9c219a3e9)

## 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.