I use my own php mvc My htaccess:
php_flag display_errors on
php_value error_reporting 9999
RewriteEngine On
RewriteBase /sekilwak/
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-l
RewriteRule ^(.+)$ index.php?url=$1 [QSA,L]
How to rewrite "domain.com/user/index/username" to "domain.com/username"