Source: https://seerepo.com/compare/jamiepine/voicebox/vs/Stirling-Tools/Stirling-PDF
Markdown source: https://seerepo.com/compare/jamiepine/voicebox/vs/Stirling-Tools/Stirling-PDF.md
Description: voicebox and Stirling-PDF share 3 technologies: React, Vite, and FastAPI. Both are written in TypeScript.

# voicebox vs Stirling-PDF

voicebox and Stirling-PDF share 3 technologies: React, Vite, and FastAPI. Both are written in TypeScript.

- [jamiepine/voicebox](https://seerepo.com/r/jamiepine/voicebox): The open-source AI voice studio. Clone, dictate, create.
- [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 voicebox: None
- Only in Stirling-PDF: Spring, Supabase, Postgres, Stripe, AWS S3, PostHog

## Side by side

| | voicebox | Stirling-PDF |
|---|---|---|
| Size | 69,772 lines written, 305 code files | 1,143,405 lines written, 4,342 code files |
| Who writes it | 10.5% of its commits signed by AI. With Claude Code, Cursor, Amp, and CodeRabbit | 2.1% of its commits signed by AI. With GitHub Copilot, Claude Code, and Codex |
| Activity | Last push October 7, 2026, 725 commits, 58,783 stars | Last push October 27, 2026, 5,679 commits, 95,111 stars |
| Tests | 51 test files. 16.1% 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 |

- 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, voicebox or Stirling-PDF?

Stirling-PDF, with 1,143,405 lines written in 4,342 code files; voicebox has 69,772 in 305.

The proof: [Stirling-Tools/Stirling-PDF's code at commit cd48ccb](https://github.com/Stirling-Tools/Stirling-PDF/tree/cd48ccb288f66ff884cbb084bf101b875ed7ded7)

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

Stirling-PDF, with 95,111 stars; voicebox has 58,783.

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

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

Stirling-PDF, with 2,064 test files; voicebox has 51.

The proof: [Stirling-Tools/Stirling-PDF's code at commit cd48ccb](https://github.com/Stirling-Tools/Stirling-PDF/tree/cd48ccb288f66ff884cbb084bf101b875ed7ded7)

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

Stirling-PDF: its last push was on October 27, 2026, and voicebox's on October 7, 2026.

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

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

voicebox: an AI signed 10.5% of its commits, with Claude Code, Cursor, Amp, and CodeRabbit; in Stirling-PDF, 2.1%.

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

## Sources

- jamiepine/voicebox: Read on October 28, 2026, at commit 8af7efe (https://github.com/jamiepine/voicebox/tree/8af7efe62fab8d33e2a5dfbedabaa45f68a5184f)
- Stirling-Tools/Stirling-PDF: Read on October 27, 2026, at commit cd48ccb (https://github.com/Stirling-Tools/Stirling-PDF/tree/cd48ccb288f66ff884cbb084bf101b875ed7ded7)

## 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.