lrzip
lrzip: A free, open-source LRZ compressor for large, redundancy-heavy archives. Ranked #30 of 36 in File Compression Software by our editors (6.8/10); pricing: Free plan; best for redundancy-heavy Linux compression.
At a glance
- Editor score6.8 / 10
- PricingFree plan
- Best forRedundancy-heavy Linux compression
- Free planYes
- Paid fromFree
- Archive encryptionYes
- Facts checked20 Sep 2026
Where it wins
- Reduces long-distance redundancy before backend compression
- Supports LZMA, ZPAQ, LZO, gzip, and bzip2 backends
- Includes encryption, integrity checks, multithreading, and resource controls
Where it doesn't
- Centers on LRZ and TAR-compressed LRZ archives
- Command-line operation is less suited to graphical workflows
- Its core platform focus is Linux/POSIX-like systems and macOS
Our verdict on lrzip
lrzip is a free, open-source command-line compression utility for large files with long-distance redundancy. It is aimed at Linux and other POSIX-like environments, with support for macOS 10.5 and later. The utility can process files through standard input and output, while lrztar and lrzuntar extend the workflow to directory compression and extraction through TAR. It is most relevant to technical users who want configurable compression behavior rather than a primarily graphical archive manager.
Its standout capability is the combination of rzip-style preprocessing and multiple compression backends. lrzip can reduce long-distance redundancy before applying LZMA, ZPAQ, LZO, gzip, or bzip2 compression. Users can configure compression level, memory, window size, and thread count, and the tool supports multithreaded compression and decompression. AES-based password encryption, archive integrity testing, and checking add useful controls for stored or transferred archives. This breadth gives the utility several compression paths while keeping its workflow centered on LRZ archives.
The main fit consideration is its command-line and format focus. lrzip supports LRZ archives and TAR-compressed LRZ through lrztar, so it suits users who can work within that ecosystem and want long-distance redundancy reduction. It is less suitable for people seeking a graphical interface, a broad set of archive formats, or a general-purpose desktop archiver. Choose lrzip when tunable resources, backend choice, encryption, integrity checking, and large-file compression matter; choose another tool when a more conventional archive workflow is the priority.
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lrzip pricing
lrzip fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Archive formats | LRZ; TAR-compressed LRZ via lrztar |
| Archive encryption | Yes |
| Split archives | Not verified |
| Command-line tools | Yes |
| Portable version | Not verified |
| Archive repair | Not verified |
| Supported platforms | Linux/POSIX-like systems; macOS 10.5+ |
| Deployment | Desktop |
| Platforms | Linux, macOS |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 20 Sep 2026 |
Alternatives to lrzip
- 7-ZipA free, open-source archiver with broad formats, encryption, recovery tools, and cross-platform support.9.4
- PeaZipA capable free archive manager for desktop users who need broad format coverage and file utilities.9.2
- PowerArchiverA format-rich archive tool for business workflows, automation, and secure file handling.9.0
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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