MySQL · PHP
With a few lines of PHP code and S3tool's s3cmd command-line tool you can backup your MySQL databases automatically to Amazon's S3. To use this script you'll need SSH access to your server. First download Read More ›
Linux
Netcat is a networking program in UNIX-like systems for reading from and writing to network connections using TCP or UDP. Its man page says The nc utility is used for just about anything under the Read More ›