install

Additional install commands

macOS

Homebrewverified · 100%

brew install ratarmount

local Homebrew formula metadata

Linux

Nixverified · 92%

nix profile install nixpkgs#ratarmount

nixpkgs package indexes · ratarmount · source: raw.githubusercontent.com

Arch Linux pacmanverified · 92%

sudo pacman -S ratarmount

Arch Linux sync databases · ratarmount · source: geo.mirror.pkgbuild.com

overview

Package summary

Mount and efficiently access archives as filesystems

Project links

Commands and aliases

ratarmount

history

Project history and usage

Ratarmount is a command-line filesystem tool for mounting archives and compressed files without extracting them first. It builds indexes of file and compression-stream positions so that applications can seek efficiently within large archives.

Project history

Ratarmount began as a tool for collecting file offsets from TAR archives and exposing their contents through FUSE. It expanded beyond TAR to compressed streams, numerous archive formats, recursive archives, union mounts, writable overlays, remote filesystems, and an fsspec integration.

The project contrasts its indexed random-access approach with tools such as archivemount and tarindexer. Its modern releases separate reusable archive functionality into ratarmountcore while retaining ratarmount as the command-line filesystem interface.

Adoption history

Ratarmount is distributed through several package ecosystems, including Homebrew, Nix, Arch-oriented packaging, PyPI, and conda-forge. Its packaging footprint reflects demand for archive access that behaves like an ordinary filesystem.

How it is used

Users commonly run `ratarmount archive.tar.gz` to expose an archive at a mountpoint, then access it with ordinary filesystem tools. Other uses include recursively mounting nested archives, combining several sources into a union view, indexing cold-storage backups, and accessing remote archives through supported URL schemes.

Generated metadata indexes normally sit beside the archive as `.index.sqlite` or fall back beneath `~/.ratarmount/`; these are caches rather than application configuration files. Index destinations can be changed with command-line options.

Why package nerds care

Ratarmount combines FUSE mounting with persistent indexes and seek-capable compression backends. Package and data practitioners care about it because very large archives can be browsed or processed without first consuming space and time on full extraction.

Timeline

Early project: Indexed TAR files were mounted read-only through FUSE.
Later development: Support grew to recursive archives, multiple compression formats, union mounting, write overlays, and remote sources.
2026: Version 1.3.0 added further archive formats, fsspec functionality, new index controls, and performance improvements.

Related projects

ratarmountcore provides the reusable indexing and archive-access engine.
mfusepy supplies the FUSE interface used by ratarmount.
fsspec integrations extend access to remote storage and additional URL schemes.
archivemount and tarindexer are related tools discussed by the project when explaining its design.

Sources

Official README: https://github.com/mxmlnkn/ratarmount#readme
Official releases: https://github.com/mxmlnkn/ratarmount/releases
source_facts.package-manager

security posture

No protected-tool coverage found yet

No matching local secret-handling manifest was found for ratarmount. Package metadata is still published here so future coverage has a stable package URL.

Install behavior

No Homebrew post-install hook is recorded in formula metadata.
Homebrew bottle metadata is available for 2 platform targets.
Installs with 4 runtime dependencies.

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
`ratarmount`	cli	global executable

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 generated2026-09-19

manager version1.3.0

manager updated2026-08-09

local dataok

upstreamnot checked

latest detectednot detected

https://github.com/mxmlnkn/ratarmount

infoNo cached GitHub release or tag data was available.https://github.com/mxmlnkn/ratarmountnone confidence

install metadata

Package metadata

Package key	brew:ratarmount
Version	1.3.0
Package manager	Homebrew
Package manager page	https://formulae.brew.sh/formula/ratarmount
Homepage	https://github.com/mxmlnkn/ratarmount
Repository	https://github.com/mxmlnkn/ratarmount
License	MIT
Source archive	https://files.pythonhosted.org/packages/a5/80/f7f628af7652a89b7f400b23fea17395dd6b27949ae8a45b6e81d69bd810/ratarmount-1.3.0.tar.gz
Last updated	2026-08-09T19:01:15+09:00
Pulse	updated
Dependencies	libfuse, python@3.14, zlib-ng-compat, zstd
Bottle	available (on arm64_linux, x86_64_linux)
Homebrew post-install	not defined
Service	none declared

registry facts

Source database details

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	ratarmount
Version Scheme	0
Revision	1
Head Version	HEAD
Requirements	linux
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	head stable

source database matches

Other package-manager records

Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.

Nix95%

ratarmount

nix profile install nixpkgs#ratarmount

normalized package name match
Matched by: Ratarmount

nixpkgs package indexes · raw.githubusercontent.com · nixpkgs package indexes: ratarmount from https://raw.githubusercontent.com/NixOS/nixpkgs/master/pkgs/top-level/all-packages.nix

pacman95%

ratarmount 1.3.0-2

Random access to archived resources

https://github.com/mxmlnkn/ratarmount

sudo pacman -S ratarmount

License: MIT
Architecture: any
9 dependencies
7 optional deps
normalized package name match
Matched by: Ratarmount

Arch Linux sync databases · geo.mirror.pkgbuild.com · Arch Linux sync databases: ratarmount from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

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.

combined/ratarmount.yml

Used sources

Geiger risk classifier
cross-ecosystem install command graph
curated package history
external package-manager database matches
package relationship graph
package version freshness
package-page enrichment
pkg.so package database
pkgdb category and tag curation

Install ratarmount with Homebrew, Nix, pacman