Saplo Text Analysis API

From website: Saplo is a Swedish company based on high profile academic research on semantic technologies. Saplo develops methods and technologies for automatic text analysis that mimic how humans read and evaluate text.

Saplo API is a text analytics API that aims to provide an easy to use API for advanced text analysis. The API is JSON-RPC based and works over HTTP. The API is free to use for non-commercial applications with some limitations (mainly for capacity issues).