Source: https://seerepo.com/compare/ruvnet/ruflo/vs/Stirling-Tools/Stirling-PDF
Markdown source: https://seerepo.com/compare/ruvnet/ruflo/vs/Stirling-Tools/Stirling-PDF.md
Description: ruflo and Stirling-PDF share 4 technologies: React, Vite, Postgres, and Supabase. Both are written in TypeScript. Side by side: stack, size, who writes it, activity and tests.

# ruflo vs Stirling-PDF

ruflo and Stirling-PDF share 4 technologies: React, Vite, Postgres, and Supabase. Both are written in TypeScript.

- [ruvnet/ruflo](https://seerepo.com/r/ruvnet/ruflo/built): 🌊 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
- [Stirling-Tools/Stirling-PDF](https://seerepo.com/r/Stirling-Tools/Stirling-PDF/built): #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

## Side by side

| | ruflo | Stirling-PDF |
|---|---|---|
| Stack | TypeScript: SvelteKit, React, Vite, Express, MongoDB, Postgres, Supabase, MCP, OpenAI | TypeScript: React, Vite, FastAPI, Spring, Supabase, Postgres, Stripe, AWS S3, PostHog |
| Size | 1,130,323 lines written, 2,477 code files | 1,143,405 lines written, 4,342 code files |
| Who writes it | 36.2% of its commits signed by AI. With Claude Code and Codex | 2.1% of its commits signed by AI. With GitHub Copilot, Claude Code, and Codex |
| Activity | Last push October 27, 2026, 8,929 commits, 79,691 stars | Last push October 27, 2026, 5,679 commits, 95,111 stars |
| Tests | 1,703 test files. 48.3% of its code files have a test that imports them | 2,064 test files. 48.8% of its code files have a test that imports them |

## What they share and what sets them apart

- In common: React, Vite, Postgres, Supabase
- Only in ruflo: SvelteKit, Express, MongoDB, MCP, OpenAI
- Only in Stirling-PDF: FastAPI, Spring, Stripe, AWS S3, PostHog

## Sources

- ruvnet/ruflo: Read on October 27, 2026, at commit 7cd18ca (https://github.com/ruvnet/ruflo/tree/7cd18ca4e4f1dfc5942d5afcb45759ddddd5a7f0)
- Stirling-Tools/Stirling-PDF: Read on October 27, 2026, at commit cd48ccb (https://github.com/Stirling-Tools/Stirling-PDF/tree/cd48ccb288f66ff884cbb084bf101b875ed7ded7)