open_agb_firm is a bare metal app for running GBA homebrew/games using the 3DS builtin GBA hardware.

A multi-purpose file manager for the Nintendo Switch.

The Homebrew Channel - open source edition

Linux kernel vendor specific hardware reset module for sequences that are too complex/complicated to land in pci_quirks.c

A GBA hypervisor for DS. (like nintendont for gc on wii)

A payload-based file manager for your switch!

Apple cctools port for Linux and *BSD

Ext2/3/4 file system driver for Windows

TOML C library

Switch examples for devkitA64 and libnx.

10BASE-T from Raspberry Pi Pico

GodMode9i Explorer - A full access file browser for the Nintendo DS and DSi consoles

open source operating system for low-power smartwatches

experimental X11 compatibility layer

Klipper, but Limitless

An Arduino-like programming API for the CH55X

Free, portable and lightweight Internet Relay Chat server

Open source VPU side bootloader for Raspberry Pi.

Enable games running under wine to use Discord Rich Presence

A homebrew bootloader for the Nintendo 3DS that is similar to android's fastboot.

Host process for loading Switch homebrew NROs

A SDMMC driver replacement for Nintendo's Filesystem Services.

A Bluetooth exploit for the Nintendo Wii.

A "compiler" that can take a WebAssembly/WASI module and convert it to a .NET assembly

Factoring as a Service

flash CC2531 USB dongle from your Raspberry, without Arduino nor CC Debugger.

Rust replacement for miniz

Arduino core for AVR DA, DB, DD, EA and future DU-series parts - Microchip's latest and greatest AVRs. Library maintainers: Porting help and adviccee is available.