Slack is targeting the enterprise in a big way with Slack Enterprise Grid, a scalable version of its business communications platform. Along with the expanded platform, Slack updated its Node.js and Python SDKs so developers can add the new features to their own Slack business apps.
Our API directory now includes 255 SMS APIs. The newest is the Msg2send API. The most popular, in terms of mashups, is the Twilio SMS API. We list 171 Twilio SMS mashups. Below you'll find some more stats from the directory, including the entire list of SMS APIs.