Simple php script for shortening URLs. Made for webservers with multiple usable domains.
<IfModule mod_rewrite.c>
RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME}.php -f
RewriteRule ^(.*)$ $1.php
#RewriteRule ^([a-z]+)\/?$ $1.php [NC]
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME}.html -f
RewriteRule ^(.*)$ $1.html
#RewriteRule ^([a-z]+)\/?$ $1.html [NC]
</IfModule>