Firebug 1.9 has been uploaded to AMO (but it can take some time to go through caches).
- Firefox 4.0 with Firebug 1.7.3
- Firefox 5.0 – 11.0 with Firebug 1.9
- Firefox 12.0 (nightly) with Firebug 1.10 alpha
Firebug 1.10 alpha 1 will be available next week, you can use Firebug 1.9b6 for Firefox nightlies in the meantime.
- Firebug UI docking
- Copy JSON responses to the clipboard
- Syntax error position displayed
- New column in the Net panel: Protocol
- Quickly Remove Elements from the page
- Function objects: displayName property
- Every Console log has its origin info
- Resend HTTP request
- Tooltip for conditional breakpoints
- Add Watch from the DOM panel
- Response Headers from the browser cache
- Font Viewer
- Font Tooltip
- Tooltip tip for array items
Please post feedback in the newsgroup, thanks!
Jan ‘Honza’ Odvarko