sslproxy
is a self contained lighttpd setup with self signed dummy certifcate and everything. Very convenient to use toghther with webrick etc for developing and testing rails apps that use ssl. Just install lighttpd and tune the hosts and ports.
sshforward.sh
how to remote forward multiple ports and configure nice keep alive interval
rvm_setup
convenient cut and paste things for installing a complete rvm setup for production and development. Also some rails development goodies.