
Description: Postcron is an email marketing and automation platform that allows users to create and send newsletters, automated messages, and targeted campaigns. It provides drag-and-drop email builders, A/B testing, templates, and analytics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: HubSpot is an inbound marketing, sales, and service software that helps businesses attract visitors, convert leads, and delight customers. It includes tools for blogging, SEO, social media, landing pages, email marketing, workflows, analytics, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API