BananaWRT

A custom ImmortalWRT distribution optimized for Banana Pi R3 Mini and Fibocom FM350

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Overview

BananaWRT is a specialized OpenWRT distribution built on top of ImmortalWRT, designed specifically for the Banana Pi R3 Mini router combined with the Fibocom FM350 5G modem. The project leverages GitHub Actions for continuous integration and automated builds, ensuring users always have access to the latest stable and nightly releases.

Key Features

Hardware Optimization

• Native support for Banana Pi R3 Mini hardware platform
• Full integration with Fibocom FM350 5G NR modem (firmware 81600.0000.00.29.24.02+)
• Advanced modem management via mrhaav's add-ons (luci-proto-atc, atc-fib-fm350_gl)

Connectivity Features

• Automatic APN detection for seamless carrier configuration (atc-apn-database)
• Advanced eSIM management with custom LPAC integration
• Comprehensive modem tools from 4IceG project (luci-app-3ginfo, modemband, and more)

Build System

• Automated CI/CD pipeline using GitHub Actions
• Stable and nightly builds for production and testing environments
• Built on ImmortalWRT for enhanced stability and feature set

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Hardware Specifications

Banana Pi R3 Mini

Component	Specification
SoC	MediaTek MT7986A (Filogic 830) - Quad-core ARM Cortex-A53 @ 2.0GHz
RAM	2GB DDR4
Storage	8GB eMMC, 128MB SPI NAND, M.2 Key-M for NVMe
Ethernet	2× 2.5GbE (Airoha EN8811H)
Wi-Fi	Wi-Fi 6 Dual-band (MediaTek MT7976C) - 574/2402 Mbps
Expansion	M.2 Key-B (USB 3.0) for 5G, M.2 Key-M (PCIe 2.0 x2) for NVMe
Power	12V/1.67A via USB Type-C PD

Fibocom FM350 5G Modem

Important

This distribution supports FM350 modems with firmware version 81600.0000.00.29.23.xx or later.

Download firmware: FM350 Repository

Serial Interfaces: AT commands are accessible via ttyUSB1 and ttyUSB3

Specification	Details
Technology	5G NR Sub-6GHz / LTE / WCDMA
Speed	4.67 Gbps DL / 1.25 Gbps UL
5G Bands	n1/2/3/7/25/28/30/38/40/41/48/66/77/78/79
LTE Bands	b1/2/3/4/7/25/30/32/34/38/39/40/41/42/43/48/66
Interface	M.2 Key-B (USB 3.1 Gen1 / PCIe Gen3 x1)

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Infrastructure

Self-Hosted Build Runners

To ensure optimal build performance and reliability, this project utilizes self-hosted GitHub Actions runners:

Runner Name	Architecture	CPU	RAM	Storage	Network	Location
netcup-de-arm64	ARM64	10-vCore @ 3.0GHz	16 GB	1024 GB NVMe	2.5 Gbps	Germany

Each runner is professionally managed and optimized for CI/CD workloads. If you're interested in contributing hardware resources, please open an issue to discuss integration.

Special thanks to all supporters who have donated computing resources to this project.

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Community & Support

Star History

Your support helps drive this project forward. If you find BananaWRT useful, please consider giving it a star ⭐

Milestone Goal: Once we reach 200 stars, additional customized packages will be released publicly.

This project is fully open source—the star milestone simply recognizes the significant effort involved in maintaining and improving BananaWRT. For financial support, use the Sponsor button at the top of the page.

Repository Activity

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Contributing

Contributions are welcome and appreciated! Here's how you can help:

• Report bugs by opening an issue with detailed reproduction steps
• Request features through the issue tracker
• Submit pull requests for bug fixes or enhancements
• Improve documentation to help other users

Please ensure your contributions follow the project's coding standards and include appropriate documentation.

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License

This project is based on ImmortalWRT and follows the same licensing terms. See individual components for their specific licenses.

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_{Built with ❤️ by the BananaWRT community}