
Description: Tadabase is an open-source Airtable alternative for building customizable databases and applications. It provides an easy-to-use interface for managing data with features like drag-and-drop tables, views, automations, and integrations.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Knack is a no-code platform for building custom business applications, workflows, and database-driven websites. It is aimed at helping non-technical users create automated solutions without writing code.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API