Original author(s) | Joe Hewitt |
---|---|
Developer(s) | Firebug Working Group |
Stable release | 2.0.19[1]
/ February 16, 2017 |
Repository | |
Written in | JavaScript, XUL, CSS |
Operating system | Cross-platform |
Type | Mozilla extension[2] |
License | New BSD License[3] |
Website | getfirebug |
Firebug is a discontinued free and open-source[4] web browser extension for Mozilla Firefox[2] that facilitated the live debugging, editing, and monitoring of any website's CSS, HTML, DOM, XHR, and JavaScript.[5]