httpapi

MailChimp Webhooks API – both PHP and WordPress integrations

Batches in MailChimp API

Interacting with Twitter API in WordPress: How to get your favorite tweets

WooCommerce REST API – Create Products with Attributes

WooCommerce REST API – Create, Update or Remove Products

REST API – Create, Update or Delete posts using Basic Auth and HTTP API

Begin with REST API – Display others blogs latest posts