Introduction

Pastebins are online websites where you can paste some big listing or file content from your computer in order to avoid flood on IRC channel / Jabber or any other chatting system.

List

http://paste.ubuntu-nl.org (used by Webboard)
http://pastebin.ca
http://pastebin.com
http://paste.stgraber.org (used by Pastebinit)

Clients

The most of the time you simply copy/paste error messages, logs or everything else in the form on the webpage however some clients are there to make that easier.
Webboard a GUI and an applet for gnome to simply send the content of your clipboard to a Pastebin website. Written by Sebastian Heinlein
Pastebinit a Linux command line client for some Pastebins, it can send complete files or the output of a program. Written by Stéphane Graber