CodeCanyon - LogPress - Retail

This plugin will help you to debug and speedup development of wordpress plugins and themes. Besides loggin PHP error it can log a bunch of other things to help you make your website better.

Features

* Log PHP errors
* Choose log level
* Log SQL queries (Logging SQL queries)
* Log login attempts
* Log use of deprecated functions
* Firebug integration
* Log hack attempts like XSS and SQL injections
* Log page visits for frontend and/or backend
* Download log files
* View log files
* Delete log files
* Function to write line to log

Plugin and theme debugging

You can also use the logpress function to write a line to the logfile. This can be very handy to view the content of a specific variable or object while developing a theme or plugin.