
Description: Tumblr is a microblogging and social networking website that allows users to post text, images, videos, links, quotes, and audio to their tumblelog - a short-form blog. It has simple customization and is good for sharing creative content.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Postagon is a privacy-focused social media platform alternative to Facebook. It allows users to create accounts, connect with friends, share updates, photos, videos, and links in a stream or feed. It has features for private messaging, groups, events, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API