Cypress
A browser testing framework with automatic waits, time-travel snapshots, network stubs, component tests, and CI result services.
Why use it
It verifies game portals, accounts, payment sandboxes, and HTML5 surrounding UI with quick failure diagnosis.
Where it fits
Use testing, performance, accessibility, and diagnostic tools to remove problems players will notice.
What to check
Cloud features beyond the open runner have paid tiers; assess multi-tab, native-window, and canvas-gameplay coverage.