ReqRes (reqres.in) is a hosted REST API originally launched by Ben Howdle as a free no-auth fake-API surface for AJAX prototyping, tutorials, and frontend testing. As of the 2025 relaunch it operates as a freemium SaaS product: every request to /api/* and /app/* now requires an x-api-key header obtained via free signup at app.reqres.in, while the… - View it on GitHub