Source: https://seerepo.com/compare/foambubble/foam/vs/supabase/supabase
Markdown source: https://seerepo.com/compare/foambubble/foam/vs/supabase/supabase.md
Description: foam and supabase share 7 technologies: MCP, Zod, gray-matter, remark-frontmatter, remark-parse, unified, and unist-util-visit. Both are written in TypeScript.

# foam vs supabase

foam and supabase share 7 technologies: MCP, Zod, gray-matter, remark-frontmatter, remark-parse, unified, and unist-util-visit. Both are written in TypeScript.

- [foambubble/foam](https://seerepo.com/r/foambubble/foam): A personal knowledge management and sharing system for VSCode
- [supabase/supabase](https://seerepo.com/r/supabase/supabase): The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

## What they share and what sets them apart

- In common: MCP, Zod, gray-matter, remark-frontmatter, remark-parse, unified, unist-util-visit
- Only in foam: Anthropic, Lit, yaml, D3, d3-force, d3-scale, force-graph
- Only in supabase: Supabase, React, Next.js, React Router, tanstack, Sentry, Stripe, OpenAI, PostHog, Vite, Tailwind CSS, next-themes, react-wrap-balancer, recharts, Lucide, remark, class-variance-authority, sonner, React Hook Form, motion, @uidotdev/usehooks, monaco-editor, dnd-kit, xyflow, Radix UI, @dagrejs/dagre, lexical, react-error-boundary, @number-flow/react, react-day-picker, use-stick-to-bottom, @heroicons/react, @aws-sdk/credential-providers, ai, @ai-sdk/react, @react-pdf/renderer, papaparse, react-markdown, remark-gfm, html-to-image, streamdown, markdown-table, @hookform/resolvers, Vercel, shadcn, cmdk, react-dropzone, vaul, mdast-util-from-markdown, mdast-util-gfm, mdast-util-to-markdown, micromark-extension-gfm, Cheerio, mdast-util-to-string, shiki, react-syntax-highlighter, Mermaid, prism-react-renderer, react-countdown, vfile, js-yaml, cn, input-otp, react-resizable-panels

## Side by side

| | foam | supabase |
|---|---|---|
| Size | 98,809 lines written, 298 code files | 1,116,618 lines written, 6,373 code files |
| Who writes it | 5.1% of its commits signed by AI. With Claude Code and GitHub Copilot | 2% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, CodeRabbit, Factory, Codex, and Devin |
| Activity | Last push November 6, 2026, 1,715 commits, 17,473 stars | Last push November 4, 2026, 32,690 commits, 114,509 stars |
| Tests | 217 test files. 63.1% of its code files have a test that imports them | 1,122 test files. 19.8% 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, foam or supabase?

supabase, with 1,116,618 lines written; foam has 98,809.

The proof: [supabase/supabase's code at commit 8851247](https://github.com/supabase/supabase/tree/885124771f2f81bab04dd9eb309ead0af28ab786)

### Which has more GitHub stars, foam or supabase?

supabase, with 114,509 stars; foam has 17,473.

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

### Which has more tests, foam or supabase?

supabase, with 1,122 test files; foam has 217.

The proof: [supabase/supabase's code at commit 8851247](https://github.com/supabase/supabase/tree/885124771f2f81bab04dd9eb309ead0af28ab786)

### Which was updated more recently, foam or supabase?

foam: its last push was on November 6, 2026, and supabase's on November 4, 2026.

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

### Which has more commits signed by AI, foam or supabase?

foam: an AI signed 5.1% of its commits, with Claude Code and GitHub Copilot; in supabase, 2%.

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

## Sources

- foambubble/foam: Read on November 6, 2026, at commit b0bafb0 (https://github.com/foambubble/foam/tree/b0bafb04389e2dd1c7b4cde83d0b3ce5c4fc0328)
- supabase/supabase: Read on November 4, 2026, at commit 8851247 (https://github.com/supabase/supabase/tree/885124771f2f81bab04dd9eb309ead0af28ab786)

## 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.