NOTE: this platform is closing down on April 30, 2013 and will no longer be available.

Posterous Spaces is an online sharing platform where users can publish content via a web interface, by email, or by using a mobile app.

Tumblr is a blogging/microblogging platform with a focus on data sharing between individual blogs. Users can create and disseminate data in a visual or HTML editor, using standard Tumblr posting formats: text, photo, quote, link, chat, audio, and video.

Built-in customization tools allow users to manipulate the appearance of their blog with little knowledge of web development. Tumblr also provides a CSS/HTML customization panel for more advanced users, including theme documentation and the ability to upload/alter theme asset files (e.g., CSS, JS).

Twitter allows users to send 140-character messages. There is a thriving digital humanities community of Twitter users. This tool is great for communicating and sharing ideas, micro-blogging, real-time communication. You can follow tweets about digital humanities https://twitter.com/hashtag/digitalhumanities.