Source: https://seerepo.com/compare/heygen-com/hyperframes/vs/meta/stylex
Markdown source: https://seerepo.com/compare/heygen-com/hyperframes/vs/meta/stylex.md
Description: hyperframes and stylex share 3 technologies: React, @clack/prompts, and PostCSS. hyperframes is written in TypeScript and stylex in JavaScript.

# hyperframes vs stylex

hyperframes and stylex share 3 technologies: React, @clack/prompts, and PostCSS. hyperframes is written in TypeScript and stylex in JavaScript.

- [heygen-com/hyperframes](https://seerepo.com/r/heygen-com/hyperframes): Write HTML. Render video. Built for agents.
- [meta/stylex](https://seerepo.com/r/meta/stylex): StyleX is the styling system for ambitious user interfaces.

## What they share and what sets them apart

- In common: React, @clack/prompts, PostCSS
- Only in hyperframes: @aws-sdk/s3-request-presigner, AWS S3, Hono, Google Cloud, Vite, three, remotion, aws-sdk, @sparticuz/chromium, aws-cdk-lib, constructs, fontkit, onnxruntime-node, linkedom, Ajv, @hono/node-server, htmlparser2, postcss-selector-parser, entities, html2canvas, Tailwind CSS, cn, dockview-react, Base UI, GSAP, CodeMirror, @lezer/highlight, TanStack, @phosphor-icons/react, @mcp-b/global, mediabunny, opentype.js, three-mesh-bvh, shaders
- Only in stylex: postcss-value-parser, @csstools/css-tokenizer, lightningcss, styleq

## Side by side

| | hyperframes | stylex |
|---|---|---|
| Size | 1,563,128 lines written, 3,256 code files | 187,007 lines written, 444 code files |
| Who writes it | 19.6% of its commits signed by AI. With Claude Code, Codex, Cursor, Factory, and GitHub Copilot | 2.9% of its commits signed by AI. With Claude Code, Cursor, and GitHub Copilot |
| Activity | Last push November 12, 2026, 6,475 commits, 83,175 stars | Last push November 12, 2026, 1,031 commits, 10,490 stars |
| Tests | 2,846 test files. 56.4% of its code files have a test that imports them | 162 test files. 20.3% 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, hyperframes or stylex?

hyperframes, with 1,563,128 lines written; stylex has 187,007.

The proof: [heygen-com/hyperframes's code at commit 234fb1a](https://github.com/heygen-com/hyperframes/tree/234fb1aeef13f8d86b4f7f4cb1af624db3a81ec2)

### Which has more GitHub stars, hyperframes or stylex?

hyperframes, with 83,175 stars; stylex has 10,490.

The proof: [heygen-com/hyperframes on GitHub](https://github.com/heygen-com/hyperframes)

### Which has more tests, hyperframes or stylex?

hyperframes, with 2,846 test files; stylex has 162.

The proof: [heygen-com/hyperframes's code at commit 234fb1a](https://github.com/heygen-com/hyperframes/tree/234fb1aeef13f8d86b4f7f4cb1af624db3a81ec2)

### Which was updated more recently, hyperframes or stylex?

Both got their last push on November 12, 2026.

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

### Which has more commits signed by AI, hyperframes or stylex?

hyperframes: an AI signed 19.6% of its commits, with Claude Code, Codex, Cursor, Factory, and GitHub Copilot; in stylex, 2.9%.

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

## Sources

- heygen-com/hyperframes: Read on November 12, 2026, at commit 234fb1a (https://github.com/heygen-com/hyperframes/tree/234fb1aeef13f8d86b4f7f4cb1af624db3a81ec2)
- meta/stylex: Read on November 13, 2026, at commit c5f04fc (https://github.com/meta/stylex/tree/c5f04fc49132c97ae6f65a905f84470e4fc05c31)

## 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.