# PiBridge

**PiBridge** is a modular PCIe expansion board for the Raspberry Pi 5 that enables it to function as a fully capable desktop workstation. With support for NVMe SSDs, GPUs, and even external CPUs, PiBridge turns the Pi 5 into a flexible, powerful, and affordable platform for gaming, AI, and productivity.

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## Table of Contents

- [Key Features](https://github.com/Reshabh-Ohall/PiBridge?tab=readme-ov-file#-key-features)
- [Use Cases](https://github.com/Reshabh-Ohall/PiBridge?tab=readme-ov-file#%EF%B8%8F-use-cases)
- [Build Requirements](https://github.com/Reshabh-Ohall/PiBridge?tab=readme-ov-file#-build-requirements)
- [Bill of Materials (BOM)](https://github.com/Reshabh-Ohall/PiBridge?tab=readme-ov-file#-bill-of-materials-bom)
- [License](https://github.com/Reshabh-Ohall/PiBridge?tab=readme-ov-file#-license)
- [Author](https://github.com/Reshabh-Ohall/PiBridge?tab=readme-ov-file#%EF%B8%8F-author)

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## 🔧 Key Features

- PCIe Gen 2.0 x1 lane breakout for NVMe, GPU, or CPU modules
- Boot Windows 10/11 or Linux from NVMe SSD
- Connect external graphics cards for gaming or ML workloads
- Laser-cut case design and modular enclosure
- Budget under ₹25,000 (~$300)

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## 🛠️ Use Cases

- Gaming machine using Raspberry Pi and external GPU
- Portable AI/ML or robotics workstation
- Educational DIY PC project
- Hack Club student hardware build

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## 🚧 Build Requirements

- Raspberry Pi 5 (8 GB recommended)
- PCIe riser and power regulator
- NVMe SSD (tested with 500 GB)
- Optional GPU/CPU modules
- Soldering kit and basic electronics
- Laser cutter or 3D printer for case


## 🧾 Bill of Materials (BOM)

| Item                                | Qty | Approx. Price (INR) | Purpose                                  |
|-------------------------------------|-----|----------------------|------------------------------------------|
| Raspberry Pi 5 (8 GB)               | 1   | ₹8,300               | Main board and controller                |
| NVMe SSD (500 GB)                   | 1   | ₹2,500               | OS + storage                             |
| PCIe Riser + Adapter + Regulator    | 1   | ₹2,000               | PCIe interface breakout                  |
| Soldering Kit                       | 1   | ₹1,200               | Assembly and prototyping                 |
| Basic Electronics (caps, resistors) | 1   | ₹800                 | Supporting electronics for board         |
| Laser-cut Acrylic Sheets            | 1   | ₹1,000               | Mounts, shielding, and structural panels |
| General Plastic (ABS/PETG)          | 1   | ₹1,000               | Custom enclosure                         |
| Fans, standoffs, thermal pads       | 1   | ₹1,500               | Cooling and support                      |
| Buffer for Testing + Damage         | —   | ₹4,500               | Extra safety & replacement parts         |
| **Total**                           | —   | **₹25,000**          |                                          |


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## 📜 License

This project is licensed under the [MIT License](LICENSE).

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## 🙋‍♂️ Author

Made with passion by **Reshabh Ohall**  
Slack: `@Reshabh Ohall`  
GitHub: [github.com/Reshabh-Ohall](https://github.com/Reshabh-Ohall)


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