Install latest/stable of slashsum
Ubuntu 16.04 or later?
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Slashsum calculates 5 different checksums simultaneously using parallel processing.
⚡ FEATURES
• Calculate CRC32, MD5, SHA-1, SHA-256, SHA-512 in one command
• Parallel processing - 5 hashes at the speed of 1
• Large file support (tested with 50GB+ files)
• Save results to .checksum files
• Cross-platform (Linux, Windows, macOS)
🚀 USAGE
slashsum myfile.iso # Calculate checksums
slashsum myfile.iso --save # Save to file.checksum
📊 PERFORMANCE
Calculates 5 checksums in approximately the same time as a single checksum tool, because disk I/O is the bottleneck, not CPU.
🔧 PERMISSIONS
• home: Access files in your home directory
• removable-media: Access USB drives and external disks
INSTALL:
sudo snap install slashsum
# Connect missing permissions ( if needed)
sudo snap connect slashsum:home
sudo snap connect slashsum:removable-media
hash -r # Refresh shell path cache
slashsum --version
Choose your Linux distribution to get detailed installation instructions. If yours is not shown, get more details on the installing snapd documentation.