Source: https://seerepo.com/compare/ruvnet/ruflo/vs/unionlabs/union
Markdown source: https://seerepo.com/compare/ruvnet/ruflo/vs/unionlabs/union.md
Description: ruflo and union share 3 technologies: SvelteKit, Postgres, and Supabase. ruflo is written in TypeScript and union in Rust.

# ruflo vs union

ruflo and union share 3 technologies: SvelteKit, Postgres, and Supabase. ruflo is written in TypeScript and union in Rust.

- [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
- [unionlabs/union](https://seerepo.com/r/unionlabs/union): The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance.

## What they share and what sets them apart

- In common: SvelteKit, Postgres, Supabase
- Only in ruflo: React, Vite, Express, MongoDB, MCP, OpenAI
- Only in union: net/http, axum

## Side by side

| | ruflo | union |
|---|---|---|
| Size | 1,130,404 lines written, 2,471 code files | 468,418 lines written, 1,844 code files |
| Who writes it | 36.1% of its commits signed by AI. With Claude Code and Codex | 0% of its commits signed by AI. With CodeRabbit |
| Activity | Last push October 29, 2026, 8,953 commits, 80,024 stars | Last push July 25, 2026, 13,299 commits, 73,740 stars |
| Tests | 1,714 test files. 48.8% of its code files have a test that imports them | 120 test files. 10.4% 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, ruflo or union?

ruflo, with 1,130,404 lines written in 2,471 code files; union has 468,418 in 1,844.

The proof: [ruvnet/ruflo's code at commit 89b0cd0](https://github.com/ruvnet/ruflo/tree/89b0cd02dd99ea1f63437fde6c05992ec53cc22b)

### Which has more GitHub stars, ruflo or union?

ruflo, with 80,024 stars; union has 73,740.

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

### Which has more tests, ruflo or union?

ruflo, with 1,714 test files; union has 120.

The proof: [ruvnet/ruflo's code at commit 89b0cd0](https://github.com/ruvnet/ruflo/tree/89b0cd02dd99ea1f63437fde6c05992ec53cc22b)

### Which was updated more recently, ruflo or union?

ruflo: its last push was on October 29, 2026, and union's on July 25, 2026.

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

### Which has more commits signed by AI, ruflo or union?

ruflo: an AI signed 36.1% of its commits, with Claude Code and Codex.

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

## Sources

- ruvnet/ruflo: Read on October 29, 2026, at commit 89b0cd0 (https://github.com/ruvnet/ruflo/tree/89b0cd02dd99ea1f63437fde6c05992ec53cc22b)
- unionlabs/union: Read on October 27, 2026, at commit 031785b (https://github.com/unionlabs/union/tree/031785bb6dc6b957c624e62bc64c184409c97d7b)

## 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.