This Happi Language service provides a free powerful language detection JSON API from more than 400 languages. Happi.Dev provides various APIs for developers and accepts PayPal or Bitcoin for payments.
Thirteen APIs have been added to the ProgrammableWeb directory in categories including Weather, Messaging, and Polls. Featured today is an API that returns data about wildfires in the U.S., and an API that provides consolidated business messaging services. Here's a rundown of the latest additions.