AKTA logger v1.22resigned1
This is a light weight add-on that parses logs from PHP that are generated on a web server (AJAX included) using "ChromePhp", and adds them to the developer console;
An alternativ to "FirePHP"
After open browser click on the extension icon to enable it for the current tab's domain. To open browser console press: Ctrl+Shift+K or press F12.
On server side you must use https://github.com/ccampbell/chromephp.
Source code can be found https://github.com/alceanicu/akta-logger