Trello - Trello is a collaboration tool that organizes your projects into boards. In one glance, Trello tells you what’s being worked on, who’s working on what, and where something is in a process.

Evernote - Evernote makes it easy to remember things big and small from your everyday life using your computer, phone, tablet and the web.

Dropbox - Dropbox is the easiest way to store and share your files in the cloud.

Skitch - Get your point across with fewer words using annotation, shapes and sketches, so that your ideas become reality faster.

CloudApp - Simply the best possible way to share screenshots on the Mac.

Fantastical - The Mac calendar you’ll actually enjoy using.

Basecamp - The leading online project collaboration tool.

Alfred - Alfred is a productivity application for Mac OS X, which aims to save you time in searching your local computer and the web.

Sparrow - Lightweight and fast, Sparrow is the simplest way to get to inbox zero. Try it and never look back.

Using something I did not list? Please share!

Coming up next is analytics tools, dashboards & more!