A fully Go userland with Linux bootloaders! u-root can create a one-binary root file system (initramfs) containing a busybox-like set of tools written in Go.

Load root file system to ram in early userspace.

tmpfs for Windows / Fully dynamic RAM disk by extending WinFsp's memfs to be variable size and maximally resource efficient without compromising performance

Simple persistent RAM drive implementation for Linux with minimal footprint on the system.

Not a real operating system, but a wrapper on FreeRTOS and M5Stack

RAM-based File System

A bash script for compile and create a rootfs for embedded systems.

Implementation of a simple in-memory file system for running offloading tests on NVIDIA GPUs.

Zicroram's Official Shareware Github; A C/C++ RamDisk Command-line Tool for Linux TMPFS/RAMFS that adds further Ramdrive capabilities.

A Rust Port of the ramfs file system

A 32-bit educational microkernel for x86 in C and NASM. Boots in QEMU via GRUB, 4 KiB paging, preemptive Round-Robin scheduler at 100 Hz, 9 syscalls via INT 0x80, in-memory hierarchical filesystem, interactive shell with 14 built-in commands. ~5,000 LoC, ~4,500 lines of docs including 6 ADRs and 5 Mermaid diagrams.

Implementation of the file API for files in RAM

Creates microramfs init array from folder

ramfs implementation

A ramfs implemented with FUSE