Ghost

Ghost is a blogging platform for bloggers.

Features

• Create A Beautiful, Independent Online Publication: Everything we do is open source, so you can theme, extend and integrate to your heart’s content. Developers welcome.
• Write Faster And Better Than You Ever Have Before: Our split-screen editor, with Markdown syntax on the left and a live preview on the right, allows you to type and format your writing on-the-fly.
• Invite And Collaborate With Your Entire Team: Choose your own adventure with a multi-user blog. Allow team members to get involved writing about the areas they specialise in.
• Manage Your Entire Content Archive Quickly & Easily: Browse through your content in the same way you're used to browsing through your email. Stay in total control of your workflow.
• Ghost Is A Fully Open Source Product: Everything we do is open source, so you can theme, extend and integrate to your heart’s content. Developers welcome.

Note: price is that of a monthly subscription billed annually. More pricing information can be viewed here.