Daum is a web portal in South Korea that offers many Internet services to web users, including a popular free web-based e-mail, messaging service, forums, shopping and news.
The Daum Today is a micro-blogging service. The API provides developers access to the functionality of the service. Funtionality includes: add messages, view user profiles, check registration, search for posts and more.
The API uses RESTful calls and responses are formatted in XML and JSON. The site and documentation are in Korean.