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11,374 symbols
47,875 edges
4,485 files
⚖ MIT
597 documented · 5%
● updated todayv15.20.1 · 2026-08-10★ 50,9791,015 open issues
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What it actually does AI analysis from the code graph — generated when you open this
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README
<img alt="Cypress Logo" src="https://github.com/cypress-io/cypress/raw/v15.20.1/assets/cypress-logo-light.png">
Documentation | Changelog | Roadmap
The web has evolved. Finally, testing has too.
Fast, easy and reliable testing for anything that runs in a browser.
Join us, we're hiring.
What is Cypress?
Installing
Install Cypress for Mac, Linux, or Windows, then get started.
npm install cypress --save-dev
or
yarn add cypress --dev
or
pnpm add cypress --save-dev
Contributing
- develop branch
Please see our Contributing Guideline which explains repo organization, linting, testing, and other steps.
License
This project is licensed under the terms of the MIT license.
Badges
Configure a badge for your project's README to show your test status or test count in the Cypress Cloud.
Or let the world know your project is using Cypress with the badge below.
[](https://www.cypress.io/)
Extension points exported contracts — how you extend this code
AppCaptureProtocolInterface (Interface)
(no doc) [10 implementers]
packages/types/src/protocol.ts
OutgoingMessage (Interface)
(no doc) [11 implementers]
packages/ts/index.d.ts
ErrorObj (Interface)
(no doc) [12 implementers]
packages/data-context/src/util/config-file-updater.ts
ICriClient (Interface)
(no doc) [12 implementers]
packages/server/lib/browsers/cdp-protocol/cri-client.ts
Command (Interface)
(no doc) [6 implementers]
cli/types/cypress.d.ts
RequestEvents (Interface)
(no doc) [4 implementers]
packages/network-interception/lib/types/external-types.ts
browse all types & interfaces →
Core symbols most depended-on inside this repo
↓ 1,756 filesChainable
* Chainable interface for non-array Subjects
cli/types/cypress.d.ts
↓ 506 filesCypress* Several libraries are bundled with Cypress by default. * * @see https://on.cypress.io/api
cli/types/cypress.d.ts
↓ 556 filesrequiretooling/v8-snapshot/src/blueprint/custom-require.js
↓ 447 filesLogcli/types/cypress.d.ts
↓ 378 filesCDPClientpackages/types/src/protocol.ts
↓ 361 filesTranspileCachepackages/packherd-require/src/types.ts
Shape
Languages
TypeScript100%
Modules by API surface
packages/driver/cypress/fixtures/jquery-3.2.1.js274 symbols
cli/types/cypress.d.ts274 symbols
system-tests/projects/e2e/static/jquery.js99 symbols
packages/driver/src/cypress/runner.ts91 symbols
packages/server/lib/server-base.ts76 symbols
packages/driver/src/cypress/error_messages.ts70 symbols
packages/data-context/src/actions/ProjectActions.ts67 symbols
packages/driver/src/cypress/cy.ts58 symbols
packages/driver/src/cypress/error_utils.ts54 symbols
packages/data-context/src/data/ProjectLifecycleManager.ts54 symbols
packages/server/lib/socket-base.ts52 symbols
packages/frontend-shared/cypress/support/e2e.ts52 symbols
Dependencies from manifests, versioned
@angular-devkit/architect0.2100.5 · 1×
@angular-devkit/build-angular19.0.1 · 1×
@angular-devkit/core21.0.5 · 1×
@angular-devkit/schematics21.0.5 · 1×
@angular-devkit/schematics-cli21.0.5 · 1×
@angular/animations19.0.0 · 1×
@angular/build21.2.0 · 1×
@angular/cli19.0.1 · 1×
@angular/common21.0.0 · 1×
@angular/compiler19.0.0 · 1×
@angular/compiler-cli19.0.0 · 1×
@angular/core21.0.0 · 1×
For agents
$ claude mcp add cypress \
-- python -m otcore.mcp_server <graph>