Inbox Creature - A super cute virtual pet, delivered right to your inbox.
MediaWiki - MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia.
Smartbox by Inbox - The mailbox of tomorrow, today
TiddlyWiki - a non-linear personal web notebook
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Confluence - Confluence is content collaboration software that changes how modern teams work