Project Link - https://www.kickstarter.com/projects/arushi/hackstar

Keystroke Injection

Hardware-Level USB Input Execution

HackStar supports programmable keystroke injection by operating as a standard USB Human Interface Device (HID). When plugged into a system, it is recognized as a keyboard, allowing it to execute pre-defined keystrokes directly at the hardware level. Because this happens through native USB protocols, no additional drivers or software installations are required.

Unlike traditional macro software that depends on the operating system, HackStar performs input automation at the USB layer itself. This makes execution faster, more reliable, and independent of background applications. Developers can define sequences, delays, logic conditions, and multi-step workflows using MicroPython, CircuitPython, or C/C++.

This makes HackStar ideal for automation workflows, productivity scripting, USB HID demonstrations, and controlled ethical security testing.

Cross-Platform Compatible

Works Seamlessly Across Major Operating Systems

HackStar is designed for true cross-platform USB compatibility. Because it follows standard USB HID protocols, it works natively with major operating systems including Windows, macOS, Linux, and Android.

• There is no OS lock-in.
• There are no custom drivers.
• There is no dependency on vendor software.

If a system supports USB keyboards or HID devices, it supports HackStar. This universal compatibility ensures consistent behavior across devices, making it suitable for developers, educators, IT professionals, and automation enthusiasts working in multi-OS environments.

Open Source

HackStar embraces an open-source hardware and firmware philosophy. The codebase, examples, and development tools are accessible, allowing users to inspect, modify, and build upon the platform without restrictions.

Open source means:

• No hidden firmware behavior
• No locked ecosystems
• No proprietary limitations

Developers maintain full control over how HackStar operates. Combined with compatibility within the RP ecosystem, this openness ensures that HackStar remains flexible, adaptable, and future-ready.

It’s not just a device you use — it’s a platform you can truly understand and shape.

Based on RP2350

HackStar is built around the powerful RP2350 microcontroller, a next-generation chip designed for modern embedded systems, USB applications, and secure automation platforms. By choosing RP2350 as its foundation, HackStar delivers serious performance in a compact, plug-and-go device.

 HackStar can handle multi-step workflows, timing-sensitive tasks, and advanced programmable behavior without requiring external memory or add-ons.

The RP2350 also includes native USB support, allowing HackStar to operate efficiently as a USB device and interact seamlessly with host systems. This deep USB integration ensures stable HID execution, reliable cross-platform compatibility, and low-latency performance for automation tasks.

Because HackStar is part of the broader RP ecosystem, developers benefit from established SDKs, community libraries, and familiar development workflows. Whether you prefer MicroPython, CircuitPython, or C/C++, you can build using tools you already know. This lowers the learning curve while preserving advanced customization for experienced developers.

In addition, the RP2350 introduces modern security features such as TrustZone support and hardware cryptographic acceleration, enabling more secure firmware design and controlled execution environments. This makes HackStar not just powerful and flexible, but also future-ready for evolving automation and security applications.

By building HackStar on RP2350, we ensured it would be more than a simple USB gadget. It is a capable microcontroller platform designed for performance, adaptability, and long-term developer support.

🚀 RP2350 Dual-Core Performance

HackStar...