Blisk Alternatives

BrowserStack is a software testing platform for developers to comprehensively test websites and mobile applications for quality.

Open Source freemium $29.0 / Monthly (Starts at single user plans and billed annually)

Browsershots makes screenshots of your web design in different browsers.

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Try for free Open Source freemium

Live interactive cross-browser testing from your browser.

Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.

Perform Web Testing on 2000+ Browsers & OS

Open Source freemium $15.0 / Monthly

Browser Testing made simple! Run automated, visual, and manual tests on 1500+ real browsers and mobile devices. Test more browsers, in less time.

LT Browser is a free dev friendly browser for developers and testers. You can see mobile view of website on different screen sizes and resolution on 50+ pre installed view ports. You can build, test and debug your website faster then ever.

litmus tests and tracks your email campaigns, so you can always put your best design forward.

Cross-browser website testing on popular platforms

paid $15.0 / Monthly

Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.

Open Source

Develop responsive web-apps 5x faster!

Open Source free

The browser for ambitious web developers that want to 5× their quality and efficiency.

paid Free Trial $9.0 / Monthly (Individual user)

Playwright is automation software for Chromium, Firefox, Webkit using the Node.js library having a single API in place.

Open Source