usb-otg

📁 Another Android Explorer ( File Manager ) is an All-in-One Open source file manager. AnExplorer File Manager (File Explorer) is designed for all android devices including Phones, Phablets, Tablets, Chromecast, Wear OS, Android TV and Chromebooks. It's a fully designed with Material guidelines by Google.

Open source library to access USB Mass Storage devices on Android without rooting your device

A USB proxy based on raw-gadget and libusb

GPL Android USB writer for boot media, Windows installers, and USB recovery

Android library for sending fastboot commands from an Android device to a device running fastboot.

汎用外付けUSB光学ドライブで音楽CDを取り込み・再生できるAndroidアプリ / Android app to rip and play audio CDs with a USB optical drive (FLAC, AAC, MP3, MusicBrainz)

Run open-source Cardputer apps on Android: plug an ESP32-S3 over USB-OTG and the phone is the screen, keyboard, GPS and flasher. Apps are rebuilt on demand from GitHub against a display/keyboard shim.

An ESP32 USB HID Passthrough, for Keyboard macro injection.

Enable printf() function to work with USB Virtual COM Port (STM32H743ZI)

USB Metamorph

ROM Flasher Tool - flash Fastboot ROMs & custom ROMs Android-to-Android over USB-OTG. No PC, no Termux. Stock ROM downloader, EFS/IMEI backup, debloater, root wizard, ADB & fastboot for Xiaomi, POCO, OnePlus, realme, vivo, Pixel.

High-speed USB-C transfer utility for Canon .CR3 RAW files. Bypasses Android’s 99-file selection limit using native MTP Host Mode and Foreground Services for stable, large-scale imports.

Mayhem for Android with custom Kotlin drivers

Free Android app for printing PDFs and images to USB printers over OTG

Passive Wi-Fi/BLE field scanner: ESP32-C5 + Android USB controller — metadata-only, authorized observation only (no join/deauth/inject)

Nikon Z30 local AI picture-control companion - USB-OTG direct PTP write into camera C1-C9

Control various settings of Audient iD14 that were available only with official iD app for Windows/Mac using your Android phone

Run and train GPT transformer models directly on Apple Neural Engine using reverse-engineered private APIs for full on-device compute.

DVB-T TV + FM radio with full RDS, RadioText Plus and car-radio-style stereo blend for RTL2832U / RTL-SDR sticks on Android. No root.