Developer Tools


Topic Replies Activity
Getting started with Firefox DevTools

Welcome! This forum is for discussing Firefox’s built-in developer tools which are used for inspecting and debugging websites. Check out firefox-dev.tools for more about our community and ways to get involved. Brush up…

2 April 20, 2018
Where is web console for Firefox nightly Android version? 3 August 21, 2019
Refined developer-tools font customization settings? 1 August 20, 2019
How do I stop the javascript debugger, console, and performance profiler from freezing during javascript execution so I can troubleshoot the slowdown? 3 August 16, 2019
Is there a way to move network tab in developer tools? 3 August 15, 2019
Developer edition Snap package 4 August 14, 2019
Panel transparency for web development! 3 August 13, 2019
Cannot debug inline script 2 August 11, 2019
How can I get the xpath of an element in developer tools as firebug is not supported in latest ff 6 June 4, 2018
Live Console Expression Evaluator Missing 3 August 6, 2019
Rotating suggested css values destroys css rendering 4 July 30, 2019
Websocket (and socketIO) watch frames 6 July 30, 2019
Some elements in the web developer’s tools are poorly visible 5 July 29, 2019
Firefox: debugger: does not stop at breakpoints 3 July 29, 2019
Can't set Debugger breakpoints 9 July 29, 2019
Inconsistent link and script tag highlighting 2 July 29, 2019
Allow to find out where distances between elements come from 1 July 19, 2019
Hide Title Bar for Developer Tools Mac 1 July 18, 2019
Javascript jerky mouse event rendering on canvas, but smooth when web development tool is on 2 July 16, 2019
68.0 Dev Tools Colour Picker broken 5 July 16, 2019
Partially broken devtools 11 July 12, 2019
Inspector: "No element selected" (No CSS) 13 July 11, 2019
Pasting big JSON into the firefox webpage inspector's js console is incredibly slow 7 July 10, 2019
Request new features 2 July 9, 2019
Event debugger can't point to the exact line number when the source file is minified 4 July 8, 2019
Firefox Developer tools Network XHR Parameterse scroll problem 3 July 4, 2019
Web Audio Editor? 2 July 4, 2019
Flexbox Inspector - input wanted 25 July 1, 2019
Web console request details Response tab - duplicate scrollbars 2 July 1, 2019
Feedback wanted: Inspector Navigation 4 June 28, 2019