Source: https://seerepo.com/compare/multica-ai/multica/vs/palantir/blueprint
Markdown source: https://seerepo.com/compare/multica-ai/multica/vs/palantir/blueprint.md
Description: multica and blueprint share 4 technologies: React, marked, PostCSS, and react-day-picker. multica is written in Go and blueprint in TypeScript.

# multica vs blueprint

multica and blueprint share 4 technologies: React, marked, PostCSS, and react-day-picker. multica is written in Go and blueprint in TypeScript.

- [multica-ai/multica](https://seerepo.com/r/multica-ai/multica): Make humans and AI agents work as one team — open-source and self-hostable.
- [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, marked, PostCSS, react-day-picker
- Only in multica: net/http, chi, go-redis, pgx, s3, Postgres, Redis, OpenAI, Resend, react-router-dom, Electron, @electron-toolkit/preload, react-native, Expo, expo-secure-store, Next.js, fumadocs-core, PostHog, github.com/golang-jwt/jwt/v5, github.com/aws/aws-sdk-go-v2/credentials, github.com/yuin/goldmark, github.com/tdewolff/parse/v2, Prometheus, github.com/prometheus/client_model, github.com/aws/aws-sdk-go-v2, github.com/aws/aws-sdk-go-v2/config, github.com/lmittmann/tint, gopkg.in/natefinch/lumberjack.v2, Tailwind CSS, fontsource-variable, sonner, dnd-kit, motion, class-variance-authority, @shikijs/themes, tailwind-merge, react-native-safe-area-context, react-native-svg, expo-image, react-native-reanimated, react-native-gesture-handler, react-native-keyboard-controller, Shopify, @react-native-community/datetimepicker, expo-status-bar, react-native-enriched-markdown, @expo/vector-icons, expo-image-picker, expo-document-picker, @shikijs/core, Zod, @tailwindcss/postcss, yaml, next-themes, Base UI, TanStack, @number-flow/react, cmdk, emoji-mart, input-otp, react-resizable-panels, recharts, react-markdown, rehype-sanitize, katex, linkify-it, mdast-util-from-markdown, rehype-katex, rehype-raw, remark-breaks, remark-gfm, remark-math, shiki, tiptap, react-virtuoso, @floating-ui/dom, lowlight, Mermaid, react-easy-crop, hast-util-to-html, react-qr-code, @tiptap/markdown, mdast-util-gfm-table, mdast-util-math, micromark-extension-gfm-table, micromark-extension-math, remark-cjk-friendly, unist-util-visit
- Only in blueprint: react-popper, classnames, @popperjs/core, @floating-ui/react, react-transition-group, escape-html, postcss-value-parser, postcss-selector-parser

## Side by side

| | multica | blueprint |
|---|---|---|
| Size | 1,429,010 lines written, 2,695 code files | 143,507 lines written, 521 code files |
| Who writes it | 35.7% of its commits signed by AI. With Claude Code, Cursor, Codex, and GitHub Copilot | 1% of its commits signed by AI. With Claude Code |
| Activity | Last push November 5, 2026, 5,414 commits, 55,017 stars | Last push November 5, 2026, 4,245 commits, 22,183 stars |
| Tests | 2,450 test files. 63.7% 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, multica or blueprint?

multica, with 1,429,010 lines written; blueprint has 143,507.

The proof: [multica-ai/multica's code at commit 98846ce](https://github.com/multica-ai/multica/tree/98846ce564a6a7a0d26cb4f071263700003d3041)

### Which has more GitHub stars, multica or blueprint?

multica, with 55,017 stars; blueprint has 22,183.

The proof: [multica-ai/multica on GitHub](https://github.com/multica-ai/multica)

### Which has more tests, multica or blueprint?

multica, with 2,450 test files; blueprint has 168.

The proof: [multica-ai/multica's code at commit 98846ce](https://github.com/multica-ai/multica/tree/98846ce564a6a7a0d26cb4f071263700003d3041)

### Which was updated more recently, multica or blueprint?

Both got their last push on November 5, 2026.

The proof: [multica-ai/multica's commits on GitHub](https://github.com/multica-ai/multica/commits)

### Which has more commits signed by AI, multica or blueprint?

multica: an AI signed 35.7% of its commits, with Claude Code, Cursor, Codex, and GitHub Copilot; in blueprint, 1%.

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

## Sources

- multica-ai/multica: Read on November 5, 2026, at commit 98846ce (https://github.com/multica-ai/multica/tree/98846ce564a6a7a0d26cb4f071263700003d3041)
- 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.