CabPack
CabPack: Open-Source Compression Alternative
CabPack is an open-source alternative to WinZip and WinRAR for compressing and decompressing files in Windows. It supports common compression formats like ZIP, RAR, 7Z, and more.
What is CabPack?
CabPack is a free, open-source file archiver for Windows that can create and extract archives in various formats including ZIP, RAR, 7Z, BZIP2, GZIP, TAR, ISO, and more. It provides an easy-to-use interface for compressing and decompressing files to save disk space or bundle multiple files together.
Key features of CabPack include:
- Intuitive explorer-style interface
- Support for drag-and-drop of files/folders
- Password protection of archives
- Compression ratio and dictionary size options
- Integration with Windows File Explorer context menu
- Lightweight and customizable user interface
- Multi-core CPU support for faster compression
CabPack is released under the GNU General Public License v3.0. It runs on Windows 7 or later versions. The project is hosted on GitHub and accepts contributions from developers.
Overall, CabPack is a great open-source alternative for basic file archiving needs on Windows. It may lack some advanced features of proprietary software like WinRAR or WinZip but provides a simple free option for compressing and uncompressing files and folders.
CabPack Features
Features
- Open source alternative to WinZip/WinRAR
- Supports ZIP, RAR, 7Z and other compression formats
- Compress and decompress files
- Integrates with Windows Explorer context menu
- Drag and drop support
- Create self-extracting archives
- Encrypt archives with passwords
- Split large archives into volumes
- Command line interface
Pricing
- Open Source
Pros
Cons
Reviews & Ratings
Login to Review6 reviews
Rating Breakdown
Recent Reviews
mwhite9090
Mar 10, 2026Buggy and Frustrating to Use
I wanted to like this free alternative, but CabPack is just too unreliable. It frequently crashes when trying to open larger RAR files, and the interface feels clunky and unintuitive. For basic tasks, it's okay, but for anything serious, it's …
lmiller6896
Mar 06, 2026A Solid Free Alternative That Just Works
I've been using CabPack for a few months now to handle all my ZIP and RAR files, and it's been flawless. The interface is clean and intuitive, and it opens every compressed format I've thrown at it without any fuss. …
shall1083
Feb 24, 2026A solid free choice, but some rough edges
CabPack is a decent open-source tool that handles all the basics like ZIP and RAR files without costing a dime. However, the interface feels a bit dated and clunky compared to commercial options, and I've had a few hiccups opening …
river_taylor52
Feb 16, 2026A fantastic, free alternative for everyday file compression
I've been using CabPack for a few months now to handle ZIP and RAR files, and it's been perfectly reliable. It's incredibly straightforward to install and use, with a clean interface that lets me quickly compress or extract archives with …
ahall9082
Feb 06, 2026Promising free alternative, but too buggy for daily use
I wanted to like CabPack since it's free and open-source, but it's been a frustrating experience. The interface feels clunky and dated compared to modern tools, and I've had several corrupted archives when trying to extract large RAR files. While …
Rating Distribution
The Best CabPack Alternatives
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