Password Pusher is an application to communicate passwords over the web. Links to passwords expire after a certain number of views and/or time has passed. It is maintained by Peter Giacomo Lombardo. This instance was modified for use by Skillable.
Hosted at pwpush.skillable.com or you can run your own private instance wherever you like.
The source code is on Github. It’s opensource and free for anyone to use, review or modify.