Source: https://seerepo.com/compare/nextauthjs/next-auth/vs/ruvnet/ruflo
Markdown source: https://seerepo.com/compare/nextauthjs/next-auth/vs/ruvnet/ruflo.md
Description: next-auth and ruflo share 3 technologies: MongoDB, Postgres, and Supabase. Both are written in TypeScript.

# next-auth vs ruflo

next-auth and ruflo share 3 technologies: MongoDB, Postgres, and Supabase. Both are written in TypeScript.

- [nextauthjs/next-auth](https://seerepo.com/r/nextauthjs/next-auth): Authentication for the Web.
- [ruvnet/ruflo](https://seerepo.com/r/ruvnet/ruflo): 🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, federation, vector RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

## What they share and what sets them apart

- In common: MongoDB, Postgres, Supabase
- Only in next-auth: Firebase
- Only in ruflo: SvelteKit, React, Vite, Express, MCP, OpenAI

## Side by side

| | next-auth | ruflo |
|---|---|---|
| Size | 55,839 lines written, 363 code files | 1,131,905 lines written, 2,477 code files |
| Who writes it | 0.1% of its commits signed by AI. With Claude Code | 36.1% of its commits signed by AI. With Claude Code and Codex |
| Activity | Last push July 22, 2026, 3,882 commits, 28,376 stars | Last push October 29, 2026, 8,960 commits, 80,122 stars |
| Tests | 96 test files. 17.6% of its code files have a test that imports them | 1,718 test files. 48.8% 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, next-auth or ruflo?

ruflo, with 1,131,905 lines written; next-auth has 55,839.

The proof: [ruvnet/ruflo's code at commit 375e846](https://github.com/ruvnet/ruflo/tree/375e846c6691ee80ff87c7148c33807174100f30)

### Which has more GitHub stars, next-auth or ruflo?

ruflo, with 80,122 stars; next-auth has 28,376.

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

### Which has more tests, next-auth or ruflo?

ruflo, with 1,718 test files; next-auth has 96.

The proof: [ruvnet/ruflo's code at commit 375e846](https://github.com/ruvnet/ruflo/tree/375e846c6691ee80ff87c7148c33807174100f30)

### Which was updated more recently, next-auth or ruflo?

ruflo: its last push was on October 29, 2026, and next-auth's on July 22, 2026.

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

### Which has more commits signed by AI, next-auth or ruflo?

ruflo: an AI signed 36.1% of its commits, with Claude Code and Codex; in next-auth, 0.1%.

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

## Sources

- nextauthjs/next-auth: Read on November 2, 2026, at commit a1a16a5 (https://github.com/nextauthjs/next-auth/tree/a1a16a5a7780488c7449feece410033f445d0b31)
- ruvnet/ruflo: Read on October 29, 2026, at commit 375e846 (https://github.com/ruvnet/ruflo/tree/375e846c6691ee80ff87c7148c33807174100f30)

## 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.