
Description: Waterfall.social is a decentralized and open source social media platform built on the Flow blockchain. It aims to provide a censorship-resistant and transparent alternative to existing social networks, where content and data is owned and controlled fully by users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API