k6

The product is an open source load testing tool and SaaS platform for scripting and running performance tests to prevent failures, verify scalability, and avoid regressions. It is for backend and frontend engineers, site reliability engineers, and software engineers in test/QA within engineering teams ranging from solo developers to large enterprises. It is delivered as an open source tool that runs locally or on Kubernetes and as a cloud service with global load zones using the same scripts.

Key features

• Script tests in JavaScript
• API threshold configuration
• GraphQL load testing
• WebSocket testing
• gRPC testing
• Cookie handling
• Run tests locally
• Run distributed tests on Kubernetes
• Run tests in cloud
• Simulate traffic from 21 load zones
• Load testing (stress, spike, soak, smoke)
• End-to-end web testing with browsers
• Synthetic monitoring with k6 tests
• Fault injection testing for Kubernetes
• Infrastructure and capacity testing
• Regression testing for performance
• Integrations with dev tools
• Extensions ecosystem (xk6)