
Description: GraphStack.io is an open-source platform for building knowledge graphs and executing graph queries. It allows importing data from various sources, defining ontologies, and exploring connections in the data.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Neo4j is a graph database that uses graph structures with nodes, edges, and properties to represent and store connected data. It allows users to efficiently store, query, and analyze highly interconnected data at scale.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API