Source: https://seerepo.com/compare/halo-dev/halo/vs/Stirling-Tools/Stirling-PDF
Markdown source: https://seerepo.com/compare/halo-dev/halo/vs/Stirling-Tools/Stirling-PDF.md
Description: halo and Stirling-PDF share 3 technologies: Vite, Spring, and Postgres. halo is written in Java and Stirling-PDF in TypeScript.

# halo vs Stirling-PDF

halo and Stirling-PDF share 3 technologies: Vite, Spring, and Postgres. halo is written in Java and Stirling-PDF in TypeScript.

- [halo-dev/halo](https://seerepo.com/r/halo-dev/halo): Halo 是一款强大易用的开源建站工具，从个人博客、知识库，到企业官网、在线商城，Halo 都能助您轻松实现，一站式满足您的多样化建站需求。
- [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: Vite, Spring, Postgres
- Only in halo: Vue
- Only in Stirling-PDF: React, FastAPI, Supabase, Stripe, AWS S3, PostHog

## Side by side

| | halo | Stirling-PDF |
|---|---|---|
| Size | 306,645 lines written, 2,174 code files | 1,123,883 lines written, 4,330 code files |
| Who writes it | 0.3% of its commits signed by AI. With GitHub Copilot, Cursor, and Claude Code | 2.1% of its commits signed by AI. With GitHub Copilot, Claude Code, and Codex |
| Activity | Last push October 31, 2026, 6,117 commits, 40,086 stars | Last push October 29, 2026, 5,704 commits, 95,347 stars |
| Tests | 479 test files. 34.2% 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, halo or Stirling-PDF?

Stirling-PDF, with 1,123,883 lines written in 4,330 code files; halo has 306,645 in 2,174.

The proof: [Stirling-Tools/Stirling-PDF's code at commit 025f763](https://github.com/Stirling-Tools/Stirling-PDF/tree/025f763f015243327d0de9079403c0436a8504e2)

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

Stirling-PDF, with 95,347 stars; halo has 40,086.

The proof: [Stirling-Tools/Stirling-PDF on GitHub](https://github.com/Stirling-Tools/Stirling-PDF)

### Which has more tests, halo or Stirling-PDF?

Stirling-PDF, with 2,034 test files; halo has 479.

The proof: [Stirling-Tools/Stirling-PDF's code at commit 025f763](https://github.com/Stirling-Tools/Stirling-PDF/tree/025f763f015243327d0de9079403c0436a8504e2)

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

halo: its last push was on October 31, 2026, and Stirling-PDF's on October 29, 2026.

The proof: [halo-dev/halo's commits on GitHub](https://github.com/halo-dev/halo/commits)

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

Stirling-PDF: an AI signed 2.1% of its commits, with GitHub Copilot, Claude Code, and Codex; in halo, 0.3%.

The proof: [the commits each tool signed in Stirling-Tools/Stirling-PDF](https://seerepo.com/r/Stirling-Tools/Stirling-PDF/ai)

## Sources

- halo-dev/halo: Read on October 31, 2026, at commit 03aa37c (https://github.com/halo-dev/halo/tree/03aa37c5a16bb59cc3284f833bf372047ce6949b)
- 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.