Source: https://seerepo.com/compare/NousResearch/hermes-agent/vs/Stirling-Tools/Stirling-PDF
Markdown source: https://seerepo.com/compare/NousResearch/hermes-agent/vs/Stirling-Tools/Stirling-PDF.md
Description: hermes-agent and Stirling-PDF share 3 technologies: React, Vite, and FastAPI. hermes-agent is written in Python and Stirling-PDF in TypeScript.

# hermes-agent vs Stirling-PDF

hermes-agent and Stirling-PDF share 3 technologies: React, Vite, and FastAPI. hermes-agent is written in Python and Stirling-PDF in TypeScript.

- [NousResearch/hermes-agent](https://seerepo.com/r/NousResearch/hermes-agent): The agent that grows with you
- [Stirling-Tools/Stirling-PDF](https://seerepo.com/r/Stirling-Tools/Stirling-PDF): #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

## What they share and what sets them apart

- In common: React, Vite, FastAPI
- Only in hermes-agent: None
- Only in Stirling-PDF: Spring, Supabase, Postgres, Stripe, AWS S3, PostHog

## Side by side

| | hermes-agent | Stirling-PDF |
|---|---|---|
| Size | 3,807,085 lines written, 5,196 code files | 1,123,883 lines written, 4,330 code files |
| Who writes it | 2.2% of its commits signed by AI. With Claude Code, Cursor, Codex, GitHub Copilot, Devin, OpenHands, Factory, Jules, and Crush | 2.1% of its commits signed by AI. With GitHub Copilot, Claude Code, and Codex |
| Activity | Last push October 30, 2026, 57,176 commits, 258,842 stars | Last push October 29, 2026, 5,704 commits, 95,347 stars |
| Tests | 9,865 test files. 65.5% of its code files have a test that imports them | 2,034 test files. 48.5% 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, hermes-agent or Stirling-PDF?

hermes-agent, with 3,807,085 lines written in 5,196 code files; Stirling-PDF has 1,123,883 in 4,330.

The proof: [NousResearch/hermes-agent's code at commit 7020ea3](https://github.com/NousResearch/hermes-agent/tree/7020ea3e96c3fdbc768c5296493e186df46f075b)

### Which has more GitHub stars, hermes-agent or Stirling-PDF?

hermes-agent, with 258,842 stars; Stirling-PDF has 95,347.

The proof: [NousResearch/hermes-agent on GitHub](https://github.com/NousResearch/hermes-agent)

### Which has more tests, hermes-agent or Stirling-PDF?

hermes-agent, with 9,865 test files; Stirling-PDF has 2,034.

The proof: [NousResearch/hermes-agent's code at commit 7020ea3](https://github.com/NousResearch/hermes-agent/tree/7020ea3e96c3fdbc768c5296493e186df46f075b)

### Which was updated more recently, hermes-agent or Stirling-PDF?

hermes-agent: its last push was on October 30, 2026, and Stirling-PDF's on October 29, 2026.

The proof: [NousResearch/hermes-agent's commits on GitHub](https://github.com/NousResearch/hermes-agent/commits)

### Which has more commits signed by AI, hermes-agent or Stirling-PDF?

hermes-agent: an AI signed 2.2% of its commits, with Claude Code, Cursor, Codex, GitHub Copilot, Devin, OpenHands, Factory, Jules, and Crush; in Stirling-PDF, 2.1%.

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

## Sources

- NousResearch/hermes-agent: Read on October 30, 2026, at commit 7020ea3 (https://github.com/NousResearch/hermes-agent/tree/7020ea3e96c3fdbc768c5296493e186df46f075b)
- Stirling-Tools/Stirling-PDF: Read on October 29, 2026, at commit 025f763 (https://github.com/Stirling-Tools/Stirling-PDF/tree/025f763f015243327d0de9079403c0436a8504e2)

## 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.