550 Like Firebug Good alternative? YES NO Firebug integrates with Firefox to put a wealth of web development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript... Free Open Source Mac Windows Linux Firefox Firefox extension Add a feature Discontinued The Firebug extension isn't being developed or maintained any longer. The team advised to use the built-in https://alternativeto.net/software/firefox-developer-tools/ , which ship with Firebug.next Last version of Firebug, 2.0.18, released October 7, 2016, is still compatible with Firefox, but only if the browser's multi-process architecture is not enabled.
127 Like Google Chrome Developer Tools Alternative? YES NO The Google Chrome Developer Tools provide an integrated environment for debugging, optimizing, and understanding a web application, or website, running in Google Chrome.... Free Open Source Mac Windows Linux Chrome HTTPS Support Add a feature
18 Like Firefox Developer Tools Alternative? YES NO Examine, edit, and debug HTML, CSS, and JavaScript on the desktop and on mobile. Free Open Source Mac Windows Linux Firefox Based on Firefox Add a feature
28 Like Opera Dragonfly Good alternative? YES NO Opera Dragonfly is a feature of Opera web browser: it is a full-featured development and debugging tool integrated into Opera. It supports debugging JavaScript... Free Mac Windows Linux No features added Add a feature
3 Like Browsersync Good alternative? YES NO Browsersync makes your tweaking and testing faster by synchronising file changes and interactions across multiple devices. It’s wicked-fast and totally free. Free Open Source Mac Windows Linux Android iPhone iPad No features added Add a feature
3 Like Ghostlab Good alternative? YES NO Whether you want it or not, your site is going mobile - every day. Use Ghostlab to make sure all your users get the same neat experience - whatever operating system... Commercial Mac Windows Responsive design Add a feature
1 Like Adobe Edge Inspect Alternative? YES NO Adobe Edge Inspect is for web designers and developers who are targeting mobile browsers. After installing Edge Inspect on your computer, you’ll be able to pair your... Free Mac Windows Android iPhone Android Tablet iPad No features added Add a feature Discontinued Since November 2015 Edge Reflow (preview), Edge Inspect and Edge Animate are no longer being actively developed: https://blogs.adobe.com/edge/2015/11/30/update-about-edge-tools-services/
3 Like SplineTech Javascript Debugger Alternative? YES NO SplineTech JavaScript Debugger is the fastest independent standalone JavaScript Debugger that enables you to debug JavaScript for IE completely independently of any... Commercial Windows No features added Add a feature
1 Like Code Cola Good alternative? YES NO Code Cola is a chrome extension to editor online pages' style visibility. It helps visual designer, interactive designer, web site operator and other peoples modify... Free Open Source Mac Windows Linux No features added Add a feature
1 Like Javascript Debugger (Venkman) Alternative? YES NO Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aims to provide a powerful JavaScript debugging environment for Mozilla based browsers. Free Open Source Mac Windows Linux Firefox Embedded debugger Firefox extension Live css editing Network Monitoring Add a feature
1 Like Muir Good alternative? YES NO Muir is a mobile browser testing app without all the strings of cloud based suites. Simply download the desktop app, install the client on your mobile devices, and get... Freemium Mac Windows Android iPhone Android Tablet iPad Chrome Kindle Fire ... NOOK Firefox Responsive design Add a feature
0 Like Flow (type) Good alternative? YES NO Flow uses type inference to find bugs even without type annotations. It precisely tracks the types of variables as they flow through your program. Flow is designed... Free Open Source Web Self-Hosted No features added Add a feature
