Description: SPFToolbox is an email delivery and inbox testing tool for email marketers. It allows you to validate and monitor email infrastructure to optimize deliverability. Features include inbox testing, blacklist monitoring, and email rendering.
Type: software
Description: ThingSpeak is an open-source Internet of Things (IoT) application and API to store and retrieve data from things using HTTP over the Internet or via a Local Area Network. It allows users to aggregate, visualize, and analyze live data streams in the cloud.
Type: software
Pricing: Open Source