overlayfs

a featureful union filesystem

Access large archives as a filesystem efficiently, e.g., TAR, RAR, ZIP, GZ, BZ2, XZ, ZSTD archives

A complete zram-config utility for swap, directories, and logs to reduce SD, NAND and eMMC block wear.

woof - the Puppy builder

a fast, rootless container runtime and sandbox with no daemon. It runs workloads, including agent tool calls and code generated by an LLM, in real containers enforced by the kernel.

RW OverlayFS for Steam Deck!

Overlayfs RW allows editor system, product, vendor, system_ext files

A simple educational linux container runtime.

Read-only root filesystem for Raspbian Stretch (using overlay)

A high-performance, minimalistic container engine in Rust.

Init and management script for mounting rewritable squashfs-compressed data

Dracut module with root fs overlayfs/overlay

A portfolio demonstrating advanced blue and red team skills, including: SSH MFA implementation, Volatility-based memory forensics to detect code injection, Splunk threat hunting (BOTS v3), Wireshark C2 analysis, and kernel exploitation walkthroughs (LinPEAS, VulnHub).

A shell script which creates and manages named overlayfs mounts backed by the contents from tar files.

The systemd machine editor

A Python wrapper around Linux's renameat2 system call

Add a writeable overlay on top of read-only files

squash_dir is an init-script for OpenRC (used e.g. by Gentoo) which allows to keep a directory compressed by squashfs but simultaneously allows to write on it

A custom kernel for the Redmi 9 (lancelot) based on the Proton kernel, integrating KernelSU Next and SukiSU Ultra for advanced root capabilities. Built for kernel version 4.14 with support for SUSFS and OverlayFS, it uses a custom Clang toolchain and AnyKernel3 for easy flashing.

Kubernetes CSI that creates volumes as overlay mounts on top of bases, for fast incremental builds.