macOS
brew install lrziplocal Homebrew formula metadata
sudo port install lrzipMacPorts ports tree · archivers/lrzip/Portfile · source: api.github.com
brew
Compression program with a very high compression ratio. Version 0.641 via Homebrew; verified from local package data. Also installable with debian: sudo apt install lrzip.
install
brew install lrziplocal Homebrew formula metadata
sudo port install lrzipMacPorts ports tree · archivers/lrzip/Portfile · source: api.github.com
sudo apk add lrzipAlpine Linux edge package indexes · lrzip · source: dl-cdn.alpinelinux.org
sudo apt install lrzipDebian stable package indexes · lrzip · source: deb.debian.org
nix profile install nixpkgs#lrzipnixpkgs package indexes · pkgs/by-name/lr/lrzip/package.nix · source: api.github.com
sudo pacman -S lrzipArch Linux sync databases · lrzip · source: geo.mirror.pkgbuild.com
sudo zypper install lrzipopenSUSE Tumbleweed package metadata · lrzip · source: download.opensuse.org
overview
Compression program with a very high compression ratio
history
lrzip, short for Long Range ZIP or LZMA RZIP, is a compression utility aimed at high compression ratios on large files.
The official README says lrzip excels on large files, usually above 10-50 MB, and uses an extended rzip-style long-distance redundancy reduction pass before applying back-end compressors such as LZMA, LZO, bzip2, gzip, LZ4, or ZPAQ.
Con Kolivas' repository was created on GitHub in March 2010. The README authorship notes also record earlier documentation by Peter Hyman in January 2009, a GitHub Markdown rewrite by Haneef Mubarak in September 2013, and a README update by Con Kolivas in February 2021.
The project is a continuation of the rzip idea for systems with more memory and larger files. Its README emphasizes that lrzip tries to use available RAM aggressively to gain compression benefit, which is both its distinctive feature and the reason it is most useful on large modern machines.
The supplied package-manager facts show wide packaging across Homebrew, Debian, Ubuntu, MacPorts, Nix, Arch, Alpine, and openSUSE. That breadth reflects its role as a specialist compressor: not the default archive format for every user, but common enough to be kept available in Unix package collections.
GitHub metadata reports hundreds of stars and dozens of forks, and the README points users to official GitHub releases for stable packaged tarballs.
lrzip compresses a single file to `.lrz`; directory workflows typically go through `tar` or the included `lrztar` and `lrzuntar` wrappers. The README documents modes for LZMA, ZPAQ, LZO, and gzip-like semantics via the `lrz` wrapper.
The tool has no documented persistent config or credentials. Tuning is by CLI options such as compression backend, level, thread count, and memory/window behavior.
lrzip is a package-manager favorite for compression enthusiasts because it exposes a very different tradeoff curve from gzip, xz, or zstd: it spends memory and CPU to find long-range redundancy in large inputs. That makes it useful in archival experiments, benchmark discussions, and old-school Unix compression collections.
security posture
broad file, network, media, or database tool signal.
blue risk · medium confidence · tool
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
lrunzip | cli | global executable | |
lrzcat | cli | global executable | |
lrzip | cli | global executable | |
lrztar | cli | global executable | |
lrzuntar | cli | global executable |
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.
install metadata
| Package key | brew:lrzip |
|---|---|
| Version | 0.641 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/lrzip |
| Homepage | http://lrzip.kolivas.org |
| Repository | https://github.com/ckolivas/lrzip |
| Upstream docs | https://github.com/ckolivas/lrzip#readme |
| License | GPL-2.0-or-later |
| Source archive | http://ck.kolivas.org/apps/lrzip/lrzip-0.641.tar.xz |
| Dependencies | lz4, lzo |
| Build dependencies | autoconf, automake, libtool, pkgconf |
| Uses from macOS | bzip2 |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | lrzip |
| Version Scheme | 0 |
| Revision | 0 |
| Conflicts With |
|
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | yes |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
lrzip 0.651-3
compression program with a very high compression ratio
http://ck.kolivas.org/apps/lrzip/README.md
sudo apt install lrziplrzip
nix profile install nixpkgs#lrziplrzip 0.651-2ubuntu1
compression program with a very high compression ratio
http://ck.kolivas.org/apps/lrzip/README.md
sudo apt install lrziplrzip 0.660-r0
compression utility that excels at compressing large files
https://github.com/ckolivas/lrzip
sudo apk add lrziplrzip-doc 0.660-r0
compression utility that excels at compressing large files (documentation)
https://github.com/ckolivas/lrzip
sudo apk add lrzip-doclrzip-extra-scripts 0.660-r0
compression utility that excels at compressing large files (bash scripts)
https://github.com/ckolivas/lrzip
sudo apk add lrzip-extra-scriptslrzip 0.660-1
Multi-threaded compression with rzip/lzma, lzo, and zpaq
https://github.com/ckolivas/lrzip
sudo pacman -S lrziplrzip 0.651-2.9
Very High Ratio and Speed Compression Designed for Large Files
http://ck.kolivas.org/apps/lrzip/
sudo zypper install lrziplrzip
sudo port install lrzipsource trail
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View the package source record on GitHub.