Size: 1.3Gb Quick (.torrent) Processor: 1 GHz or above with no fewer than two cores on a supported CPU RAM: 4 GB or more for optimal performance Disk space: At least 64 GB

Proteus is an electronic design automation software that combines circuit simulation, PCB design, and microcontroller simulation in one platform. It is widely used by engineers and students for designing and testing electronic circuits and embedded systems. Proteus supports a wide range of microcontroller families and provides tools for creating schematic diagrams, simulating circuits, and testing code before hardware implementation.

1. Portable version with no pre-installed unwanted apps or features
2. Portable version that works independently of internet or online services
3. Portable version that doesn’t require admin privileges or system access