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 sandbox and virtual resource runtime. Run any workload in a real container, including an agent's tool-call or AI-generated code.

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)

Init and management script for mounting rewritable squashfs-compressed data

A high-performance, minimalistic container engine in Rust.

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

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

deploy an os like an app - embedded debian builder with merged squasfhs+tmpfs+overlayfs