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Install erofs-utils with Homebrew
Utilities for Enhanced Read-Only File System. Version 1.9.2 via Homebrew; verified 2026-07-02.
install
Additional install commands
overview
Package summary
Utilities for Enhanced Read-Only File System
Project links
Commands and aliases
- dump.erofs
- erofsfuse
- fsck.erofs
- mkfs.erofs
- mount.erofs
history
Project history and usage
erofs-utils is the upstream userspace toolkit for EROFS, the Enhanced Read-Only File System used to build, inspect, check, mount, and extract immutable filesystem images.
Project history
Kernel documentation describes EROFS as a modern, efficient, secure read-only kernel filesystem for immutable system images, container images, application sandbox images, and dataset snapshots. The EROFS project docs say it has been formally available since Linux 5.4 and is maintained by an open-source developer community.
Adoption history
The EROFS project documentation lists adoption in Android system firmware, container-related projects such as composefs and Kata Containers, bootloaders such as U-Boot and GRUB, and many distributions including Alpine, Arch, Debian, Fedora, Gentoo, Homebrew, NixOS, openSUSE, Ubuntu, and others.
How it is used
The package provides mkfs.erofs for creating images, mount.erofs for mounting, erofsfuse for unprivileged FUSE mounting, dump.erofs for analysis, and fsck.erofs for consistency checking and extraction. The mkfs docs cover creating images from directories or tarballs, optional compression, reproducible-build controls, and tar/OCI-oriented workflows.
Why package nerds care
erofs-utils sits at the boundary between kernel filesystem support and reproducible image-building pipelines. Package maintainers care about it because newer releases expose kernel-era features such as compression algorithms, multi-threaded compression, FUSE support, tar sources, OCI registry support, and remote EROFS mounting.
Timeline
- Linux 5.4: EROFS became formally available according to the project documentation.
- 2024-08-09: erofs-utils 1.8 added multi-threaded compression, preliminary Zstandard support, FUSE improvements, tar source support, and incremental-build work.
- 2026-02-18: erofs-utils 1.9 added S3 and OCI registry image creation, remote mount support, directory compression, and metadata-zone work.
- 2026-03-04: erofs-utils 1.9.1 followed as a maintenance release.
Related projects
- EROFS is documented in the Linux kernel tree and has separate erofs-utils userspace tools.
- The project documentation links EROFS to Android, composefs, Kata Containers, U-Boot, GRUB, and distribution packaging ecosystems.
Sources
- https://docs.kernel.org/filesystems/erofs.html
- https://erofs.docs.kernel.org/
- https://erofs.docs.kernel.org/en/latest/mkfs.html
- https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/plain/README
- https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/plain/ChangeLog
- https://formulae.brew.sh/formula/erofs-utils
security posture
Risk level: green
narrow executable package without higher-risk signals.
Risk classifier
green risk · low confidence · appliance
Why
- narrow executable package without higher-risk signals
Signals
- metadata:no-higher-risk-signals
Install behavior
- No Homebrew bottle metadata was recorded.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
dump.erofs | executable | indexed executable | Discovered from the local executable index. |
erofsfuse | executable | indexed executable | Discovered from the local executable index. |
fsck.erofs | executable | indexed executable | Discovered from the local executable index. |
mkfs.erofs | executable | indexed executable | Discovered from the local executable index. |
mount.erofs | executable | indexed executable | Discovered from the local executable index. |
freshness
Version and freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
page generated2026-08-03
manager version1.9.2
manager updated2026-07-02
local dataunknown
upstreamnot available
latest detectednot detected
- okNo freshness warnings were generated.
install metadata
Package metadata
| Package key | brew:erofs-utils |
|---|---|
| Version | 1.9.2 |
| Package manager | Homebrew |
| Homepage | https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git |
| Last updated | 2026-07-02T03:23:28Z |
| Pulse | updated |
| Bottle | not recorded |
| Service | none declared |
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- Nucleus package database
- curated package history
- pkgdb category and tag curation