Captain vs Cypress
Captain
rwx.com
Cypress
cypress.ioSide by side
| Figure | Captain | Cypress |
|---|---|---|
| Price from | Free | $67/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | Yes | Yes |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Plans published | 4 | 4 |
| Spec score · Test Flakiness Management Software | 9.4 (#3) | 9.3 (#4) |
| CI integrations | Captain documentation provides integrations for RWX, GitHub Actions, CircleCI, Buildkite, GitLab and other CI/CD platforms. | Official CI guidance covers GitHub Actions, CircleCI, GitLab CI, Jenkins and AWS CodeBuild. |
| Documentation depth | Captain documentation covers quickstarts, installation, framework-specific setup, CI providers, cloud API, configuration and CLI commands. | Documentation includes installation, system requirements, component and end-to-end testing, API concepts, CI setup, plugins, migration guides and troubleshooting FAQs. |
| Founded | LinkedIn lists RWX as founded in 2022. | 2014 |
| Headquarters | Columbus, Ohio, United States | Atlanta, Georgia, United States |
| License | The public Captain repository is released under the MIT license. | The Cypress App source repository is released under the MIT License. |
| Product | Captain is an open source CLI for detecting flaky tests, retrying and quarantining them, and partitioning test files for parallel execution. | Cypress is a front-end testing tool with an open-source Cypress App and a cloud-based Cypress Cloud service. |
| Public API | Captain Cloud exposes HTTP endpoints under cloud.rwx.com/captain/api and authenticates requests with bearer access tokens. | The Enterprise plan includes a Data Extract API, and Cypress documents experimental run-cancellation API functionality. |
| Rating on G2 | 0 out of 5 from 0 reviews for RWX. | 4.7 out of 5 from 107 reviews. |
| Security | RWX says it is SOC 2 Type 2 compliant and that Drata tests its security and IT infrastructure daily. | Cypress says Cypress Cloud maintains a SOC 2 Type 2 report and encrypts testing content in transit with TLS 1.2 or greater and at rest with AES-256 or greater. |
| Support | RWX offers documentation, GitHub issues for open source tools, Discord access to its engineering team, and shared Slack channels for existing customers. | The pricing comparison lists Community support for Starter, Email support for Team and Business, and Premium support for Enterprise. |
| What it does | Captain is an open-source CLI for detecting flaky tests, retrying failures, quarantining tests, partitioning test files for parallel jobs, and producing failure summaries. | Cypress combines a locally run open-source testing app with Cypress Cloud for browser application quality testing. |
Plans
In their own words
Captain
Captain is an open-source command-line tool for finding flaky tests and managing test execution. It measures test reliability, can retry failed tests, and can quarantine flaky ones to unblock builds. By tracking test runtimes, it balances files across parallel jobs. Framework integrations include xUnit, ExUnit, Ginkgo, go test, Bun, Cucumber, Cypress, Jest, Karma, Mocha, Playwright, TestCafe, Vitest, PHPUnit, pytest, unittest, minitest, and RSpec. CI integrations listed include RWX, GitHub Actions, CircleCI, Buildkite, and GitLab. Framework results can be reviewed in a web interface for managing flakes, retries, quarantine, and suite partitioning. Feature availability varies: xUnit does not include partitioning, and Karma does not list retries or partitioning. The free OSS plan includes file-based configuration, partitioning, flaky-test tracking and quarantine, and retries. Pro costs what you agree with the maker, billed per million test results uploaded, and adds analytics on flaky tests and performance trends with 90-day retention.
Cypress
Cypress is a front-end testing tool for web applications, combining an open-source Cypress App with the cloud-based Cypress Cloud service. The App supports end-to-end and component testing, launching and controlling real browsers from Chrome-family browsers and Firefox; WebKit is experimental. For debugging, it offers time-travel snapshots, readable errors, stack traces, automatic waiting, and network stubbing. Cypress Cloud stores recorded CI test runs and adds debugging, analytics, and orchestration for teams. It connects with GitHub, GitLab, Bitbucket, Slack, Microsoft Teams, and Jira, and its MCP works with AI coding assistants including Claude, Cursor, and GitHub Copilot. The Starter plan costs nothing and includes 10 users, 500 test results per month, 100 prompt executions per month, and 30-day access to paid features. Team costs $67 a month, billed annually at $799. Cypress says Cloud test content is stored in the United States, and material in public projects is publicly accessible. It also says its AI models are not trained on customer data.