katalon.com

A free tool for developers and API testers to check if an API is CORS-enabled for a given domain and identify gaps. Get actionable insights.

Verify webhooks, outbound HTTP requests, or emails with a custom URL. A temporary URL and email address are always free.

Test results reporting and test case management. Integrates with popular test frameworks. Open Source software developers, individuals, educators, and small teams getting started can request discounted and free offerings beyond basic free projects.

It's like CodePen but for cross-browser testing. UI-licious lets you write tests like user stories and offers a free platform - UI-licious Snippets - that allows you to run unlimited tests on Chrome with no sign-up required for up to 3 minutes per test run. Found a bug? You can copy the unique URL t

No-code mobile app test automation tool built on top of computer vision and AI. Works for native apps, flutter, react-native, web, ionic, and many more app frameworks. The free plan is limited to 10 tests for iOS and 10 for Android, but includes most of the features of the paid plans, including unli

Ship fast. Don't break things. AI-supported visual verification and tests you can actually trust. Free forever plan: 1 project, 500 runner-minutes/mo, 1 concurrent run, no credit card.

Browser-based iOS, Android, Apple TV and Android TV simulators with AI-powered test automation from a recorded flow or plain-language instructions. Free tier includes two concurrent sessions and 30 minutes of streaming per month. Bringing your own API key bypasses the included AI usage credit.

Temporary webhook URL and live inspector. No signup. Event history stays in the browser. Custom slugs and remote forwarding are paid.