Supercharging CSS variables debugging and many more improvements to the Inspector
In Firefox 131: support for remaining arguments of “network.continueResponse”, improvements for “browsingContext.navigate” and various bugs fixes!
Important Debugger fixes and quality of life Inspector improvements
In Firefox 130: new “browsingContext.navigationFailed” event for BiDi and various bugs fixes!
Massive performance improvements, @starting-style support and accessibility fixes
New in this release: support for Permissions, flag to enable the crash reporter, and improvements for the unhandledPromptBehavior capability.
In Firefox 129: CDP is now disabled by default, but we added a lot of features to WebDriver BiDi! Bypass the network cache, return mocked responses, handle before unload prompts and a few other surprises!
CSS registered properties, relative color syntax, specificity and important Debugger fixes!
WebDriver is a remote control interface that enables introspection and control of user agents. As such it can help developers…
Faster CSS tokenization, bug fixes and other improvements, see what’s new in Firefox DevTools 127