Getpaste is a tool to retrieve the raw text from various online "pastebin" sites – especially the kind that normally requires client-side decryption via JavaScript. It implements decryption of several commonly used pastebins, including ZeroBin and PrivateBin variants.
Git/Gitweb: https://git.nullroute.lt/hacks/getpaste.git
GitHub: grawity/getpaste