The Contentful Content Management Java Library is a Java Library for managing content with the Contentful Content Management API. The Content Management API provides developers the ability to import content from personal servers, third-party systems or tap into crowd-sourced user contributions. Some features include: automating content import and updates with custom scripts, exporting content for offline backup, and building content management applications.
Chart APIs are useful and popular, and Google knows how to do them well, so they're continuously adding more features and options for customization to their Visualization API. The Google Code Blog recently highlighted a few of the newest features.
DuraSpace has announced that the Fedora community is currently working on the initial phases of drafting a Fedora RESTful API specification that is better aligned with W3C and other modern standards such as the Linked Data Platform (LDP), Memento, WebAccessControl, and Fixity on ingest.
Guerilla Mail is a simple idea with one purpose: to avoid spam. The idea is dead simple: go to the website, it gives you a random e-mail address that's good for one hour, and links to nothing else. Register for sites or whatever with it, and then never worry about it again. Although the web service is convenient, sometimes it's not everything you need. For those cases, one might want to look into using the Guerilla Mail API.