The Indeed PHP Library by Fubra Limited is a PHP interface and class library to interact with the Indeed job search API. Some of the items it supports for developers are: querying the job search API, passing in default values, choosing JSON or XML feeds, and choosing to return objects or raw documents.
With Twitter reducing its search history to four days, it is a challenge for applications that are dependent on search results, that went not days but even months back. Several applications have taken on the challenge to fill this void and are building search indexes on top of Twitter. Topsy is one of them and it's sharing its results as an API.
In the world of internet marketing, making sure your website is both visible and relevant amongst millions of others is key, and SEO (search engine optimisation) plays an important part in making sure this is the case. MySEOTool is one of the many SEO services around, but the its selling point is that there is a specific focus on the client and on making the process a simple and streamlined one. MySEOTool's API provides access to this functionality, allowing developers to integrate MySEOTool with other applications.