Installed at https://tcp.st/
"Read input from stdin and display a selection interface that allows a field to be selected and copied to the clipboard."
Installed on http://termbin.com
"guff reads a stream of points from a file / stdin and plots them"
"Enables common unix utlities like cut, head, tail to work correctly with csv data containing delimiters and newlines"
"an online compiler/interpreter, and a simple collaboration tool. Paste your code below, and codepad will run it and give you a short URL you can use to share it in chat or email."