Source: https://seerepo.com/compare/google-gemini/gemini-cli/vs/jestjs/jest
Markdown source: https://seerepo.com/compare/google-gemini/gemini-cli/vs/jestjs/jest.md
Description: gemini-cli and jest share 3 technologies: React, prompts, and js-yaml. Both are written in TypeScript.

# gemini-cli vs jest

gemini-cli and jest share 3 technologies: React, prompts, and js-yaml. Both are written in TypeScript.

- [google-gemini/gemini-cli](https://seerepo.com/r/google-gemini/gemini-cli): An open-source AI agent that brings the power of Gemini directly into your terminal.
- [jestjs/jest](https://seerepo.com/r/jestjs/jest): Delightful JavaScript Testing.

## What they share and what sets them apart

- In common: React, prompts, js-yaml
- Only in gemini-cli: Express, Google Cloud, MCP, asciichart, @agentclientprotocol/sdk, Zod, @a2a-js/sdk, winston, ink, ink-spinner, @xterm/headless, cli-spinners, ink-gradient, lowlight, html-to-text, marked, Ajv, zod-to-json-schema, ajv-formats, OpenTelemetry
- Only in jest: @sinclair/typebox

## Side by side

| | gemini-cli | jest |
|---|---|---|
| Size | 746,903 lines written, 1,078 code files | 195,068 lines written, 413 code files |
| Who writes it | 8.2% of its commits signed by AI. With Gemini CLI, Jules, and GitHub Copilot | 0% of its commits signed by AI. With Claude Code |
| Activity | Last push November 9, 2026, 6,598 commits, 108,795 stars | Last push November 8, 2026, 7,528 commits, 45,474 stars |
| Tests | 1,062 test files. 85.8% of its code files have a test that imports them | 1,729 test files. 57.1% 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, gemini-cli or jest?

gemini-cli, with 746,903 lines written; jest has 195,068.

The proof: [google-gemini/gemini-cli's code at commit 62bab5b](https://github.com/google-gemini/gemini-cli/tree/62bab5b232c15b925d31e655ce844ab939c882b7)

### Which has more GitHub stars, gemini-cli or jest?

gemini-cli, with 108,795 stars; jest has 45,474.

The proof: [google-gemini/gemini-cli on GitHub](https://github.com/google-gemini/gemini-cli)

### Which has more tests, gemini-cli or jest?

jest, with 1,729 test files; gemini-cli has 1,062.

The proof: [jestjs/jest's code at commit 7261444](https://github.com/jestjs/jest/tree/72614448ecb9d16c58d6474b3091247c14a5c090)

### Which was updated more recently, gemini-cli or jest?

gemini-cli: its last push was on November 9, 2026, and jest's on November 8, 2026.

The proof: [google-gemini/gemini-cli's commits on GitHub](https://github.com/google-gemini/gemini-cli/commits)

### Which has more commits signed by AI, gemini-cli or jest?

gemini-cli: an AI signed 8.2% of its commits, with Gemini CLI, Jules, and GitHub Copilot.

The proof: [the commits each tool signed in google-gemini/gemini-cli](https://seerepo.com/r/google-gemini/gemini-cli/ai)

## Sources

- google-gemini/gemini-cli: Read on November 9, 2026, at commit 62bab5b (https://github.com/google-gemini/gemini-cli/tree/62bab5b232c15b925d31e655ce844ab939c882b7)
- jestjs/jest: Read on November 10, 2026, at commit 7261444 (https://github.com/jestjs/jest/tree/72614448ecb9d16c58d6474b3091247c14a5c090)

## 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.