
Description: VBB4Arduino is an open-source graphical programming environment for Arduino microcontrollers. It allows drag-and-drop wiring of code blocks to control Arduino boards and devices connected to them. Useful for beginners learning Arduino.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Osmond PCB is an open-source printed circuit board design software. It allows users to design schematics and layouts for printed circuit boards. Key features include auto-routing, design rule checking, and 3D visualization.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API