Source: https://seerepo.com/r/reduxjs/redux-toolkit/built
Markdown source: https://seerepo.com/r/reduxjs/redux-toolkit/built.md
Description: redux-toolkit is a TypeScript repo built with React. It validates its data with @apidevtools/swagger-parser and @standard-schema/spec.

# What is redux-toolkit built with?

redux-toolkit is a TypeScript repo built with React. It validates its data with @apidevtools/swagger-parser and @standard-schema/spec and is tested with Vitest, msw, Testing Library, and valibot. It has 102,240 written lines, with 200 test files.

Read on November 12, 2026, at commit 8084705.

Repository: https://github.com/reduxjs/redux-toolkit

## Support (packages/rtk-codemods)

### Testing

- **Vitest**: 1 file

### Tools

- **jscodeshift**: 3 files
- **globby**: 1 file

### Other

- **execa**: 1 file

## Support (packages/rtk-query-codegen-openapi)

### Validation

- **[@apidevtools/swagger-parser](https://seerepo.com/uses/apidevtools-swagger-parser)**: 2 files

### Testing

- **msw**: 1 file

### Tools

- **openapi-types**: 4 files
- **TypeScript**: 4 files
- **rimraf**: 2 files
- **commander**: 1 file
- **oazapfts**: 1 file
- **Prettier**: 1 file
- **swagger2openapi**: 1 file

### Other

- **node-fetch**: 2 files
- **Lodash**: 1 file
- **SemVer**: 1 file

## Support (packages/rtk-query-graphql-request-base-query)

### Testing

- **Vitest**: 1 file

### Other

- **graphql-request**: 2 files
- **GraphQL**: 1 file

## Frontend (packages/toolkit)

### The base

- **[React](https://seerepo.com/uses/react)**: 4 files

## Support (packages/toolkit)

### Validation

- **[@standard-schema/spec](https://seerepo.com/uses/standard-schema-spec)**: 2 files

### Testing

- **msw**: 21 files
- **Testing Library**: 19 files
- **Vitest**: 12 files
- **[valibot](https://seerepo.com/uses/valibot)**: 3 files

### Tools

- **TypeScript**: 1 file

### Other

- **Redux**: 22 files
- **reselect**: 7 files
- **redux-thunk**: 5 files
- **Immer**: 4 files
- **react-redux**: 4 files
- **node-fetch**: 3 files
- **Axios**: 2 files
- **query-string**: 1 file

## Other repos with a similar stack

- [storybookjs/storybook](https://seerepo.com/r/storybookjs/storybook/built): React, @standard-schema/spec
- [usebruno/bruno](https://seerepo.com/r/usebruno/bruno/built): React, @apidevtools/swagger-parser
- [payloadcms/payload](https://seerepo.com/r/payloadcms/payload/built): React, @standard-schema/spec
- [Kong/insomnia](https://seerepo.com/r/Kong/insomnia/built): React, @apidevtools/swagger-parser
- [CopilotKit/CopilotKit](https://seerepo.com/r/CopilotKit/CopilotKit/built): React, @standard-schema/spec
- [freeCodeCamp/freeCodeCamp](https://seerepo.com/r/freeCodeCamp/freeCodeCamp/built): React

## Frequently asked questions

### What language is redux-toolkit written in?

redux-toolkit is written in TypeScript, with 102,240 written lines.

### What framework does redux-toolkit use?

redux-toolkit is built with React.

### Does redux-toolkit have tests?

Yes. redux-toolkit has 200 test files and is tested with Vitest, msw, Testing Library, and valibot.

### Which repos have a stack like redux-toolkit's?

The ones that share most of its stack: storybookjs/storybook, usebruno/bruno, and payloadcms/payload.

## 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.