Source: https://seerepo.com/compare/debpalash/VoiceStudio/vs/janhq/jan
Markdown source: https://seerepo.com/compare/debpalash/VoiceStudio/vs/janhq/jan.md
Description: VoiceStudio and jan share 4 technologies: React, Vite, OpenAI, and PostHog. VoiceStudio is written in Python and jan in Rust.

# VoiceStudio vs jan

VoiceStudio and jan share 4 technologies: React, Vite, OpenAI, and PostHog. VoiceStudio is written in Python and jan in Rust.

- [debpalash/VoiceStudio](https://seerepo.com/r/debpalash/VoiceStudio): VoiceStudio is the open-source, fully-local ElevenLabs alternative — voice cloning, voice design, video dubbing, dictation, transcription & audiobook creation in 646 languages.
- [janhq/jan](https://seerepo.com/r/janhq/jan): Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

## What they share and what sets them apart

- In common: React, Vite, OpenAI, PostHog
- Only in VoiceStudio: Android, FastAPI
- Only in jan: None

## Side by side

| | VoiceStudio | jan |
|---|---|---|
| Size | 679,988 lines written, 1,634 code files | 423,916 lines written, 857 code files |
| Who writes it | 28.6% of its commits signed by AI. With Claude Code, Codex, Cursor, GitHub Copilot, and CodeRabbit | 0.6% of its commits signed by AI. With GitHub Copilot, Claude Code, Cursor, Factory, Jules, and Aider |
| Activity | Last push October 29, 2026, 4,430 commits, 94,010 stars | Last push October 30, 2026, 7,424 commits, 45,184 stars |
| Tests | 1,879 test files. 67.8% of its code files have a test that imports them | 460 test files. 48.9% 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, VoiceStudio or jan?

VoiceStudio, with 679,988 lines written in 1,634 code files; jan has 423,916 in 857.

The proof: [debpalash/VoiceStudio's code at commit 4d4cb0b](https://github.com/debpalash/VoiceStudio/tree/4d4cb0badf99c7518e3f4c69487df6e8bfeff43f)

### Which has more GitHub stars, VoiceStudio or jan?

VoiceStudio, with 94,010 stars; jan has 45,184.

The proof: [debpalash/VoiceStudio on GitHub](https://github.com/debpalash/VoiceStudio)

### Which has more tests, VoiceStudio or jan?

VoiceStudio, with 1,879 test files; jan has 460.

The proof: [debpalash/VoiceStudio's code at commit 4d4cb0b](https://github.com/debpalash/VoiceStudio/tree/4d4cb0badf99c7518e3f4c69487df6e8bfeff43f)

### Which was updated more recently, VoiceStudio or jan?

jan: its last push was on October 30, 2026, and VoiceStudio's on October 29, 2026.

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

### Which has more commits signed by AI, VoiceStudio or jan?

VoiceStudio: an AI signed 28.6% of its commits, with Claude Code, Codex, Cursor, GitHub Copilot, and CodeRabbit; in jan, 0.6%.

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

## Sources

- debpalash/VoiceStudio: Read on October 29, 2026, at commit 4d4cb0b (https://github.com/debpalash/VoiceStudio/tree/4d4cb0badf99c7518e3f4c69487df6e8bfeff43f)
- janhq/jan: Read on October 31, 2026, at commit b8071a1 (https://github.com/janhq/jan/tree/b8071a116d626875df346616ddb547b27ab3ef5c)

## 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.