Source: https://seerepo.com/compare/mui/material-ui/vs/palantir/blueprint
Markdown source: https://seerepo.com/compare/mui/material-ui/vs/palantir/blueprint.md
Description: material-ui and blueprint share 4 technologies: React, PostCSS, @popperjs/core, and react-transition-group. material-ui is written in JavaScript and blueprint in TypeScript.

# material-ui vs blueprint

material-ui and blueprint share 4 technologies: React, PostCSS, @popperjs/core, and react-transition-group. material-ui is written in JavaScript and blueprint in TypeScript.

- [mui/material-ui](https://seerepo.com/r/mui/material-ui): Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.
- [palantir/blueprint](https://seerepo.com/r/palantir/blueprint): A React-based UI toolkit for the web

## What they share and what sets them apart

- In common: React, PostCSS, @popperjs/core, react-transition-group
- Only in material-ui: Vite, @slack/bolt, Next.js, React Router, @material-ui/core, prop-types, mustache, emotion, @emotion/react, styled-components
- Only in blueprint: react-popper, classnames, @floating-ui/react, react-day-picker, escape-html, marked, postcss-value-parser, postcss-selector-parser

## Side by side

| | material-ui | blueprint |
|---|---|---|
| Size | 775,910 lines written, 23,407 code files | 143,507 lines written, 521 code files |
| Who writes it | 0.3% of its commits signed by AI. With Claude Code, GitHub Copilot, and Cursor | 1% of its commits signed by AI. With Claude Code |
| Activity | Last push November 4, 2026, 26,756 commits, 99,297 stars | Last push November 5, 2026, 4,245 commits, 22,183 stars |
| Tests | 1,195 test files. 2.2% of its code files have a test that imports them | 168 test files. 39.2% 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, material-ui or blueprint?

material-ui, with 775,910 lines written; blueprint has 143,507.

The proof: [mui/material-ui's code at commit 403986a](https://github.com/mui/material-ui/tree/403986ae957cea6959358fb8dbefc2178b62f2d5)

### Which has more GitHub stars, material-ui or blueprint?

material-ui, with 99,297 stars; blueprint has 22,183.

The proof: [mui/material-ui on GitHub](https://github.com/mui/material-ui)

### Which has more tests, material-ui or blueprint?

material-ui, with 1,195 test files; blueprint has 168.

The proof: [mui/material-ui's code at commit 403986a](https://github.com/mui/material-ui/tree/403986ae957cea6959358fb8dbefc2178b62f2d5)

### Which was updated more recently, material-ui or blueprint?

blueprint: its last push was on November 5, 2026, and material-ui's on November 4, 2026.

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

### Which has more commits signed by AI, material-ui or blueprint?

blueprint: an AI signed 1% of its commits, with Claude Code; in material-ui, 0.3%.

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

## Sources

- mui/material-ui: Read on November 4, 2026, at commit 403986a (https://github.com/mui/material-ui/tree/403986ae957cea6959358fb8dbefc2178b62f2d5)
- palantir/blueprint: Read on November 5, 2026, at commit dd0fc22 (https://github.com/palantir/blueprint/tree/dd0fc221b4c85fa7551a9bae700e533b48f567bf)

## 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.