crc32c ☆

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Description:
Implementation of CRC32C with CPU-specific acceleration

Type: Formula | Latest Version: 1.1.2@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Developer tools

Tags: checksum crc32c performance c-plus-plus library

Install: brew install crc32c

About:
CRC32C is a high-performance library implementing the CRC32C checksum algorithm. It leverages hardware-specific acceleration like SSE 4.2 and ARM NEON to provide extremely fast checksum calculations. This makes it ideal for high-throughput applications requiring data integrity verification.

Key Features:

Hardware-accelerated checksums using SSE4.2 and ARM NEON
Portable fallback software implementation
C++ API with C wrapper support
Optimized for performance-critical applications

Use Cases:

Data integrity verification in storage systems
High-performance networking applications
Database checksumming and deduplication

Alternatives:

zlib – Zlib provides CRC32 but lacks hardware acceleration and is generally slower for CRC32C specifically
libarchive – Includes CRC implementations but is a larger dependency focused on archive operations

License: BSD-3-Clause

Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, arm64_ventura, arm64_monterey, arm64_big_sur, sonoma, ventura, monterey, big_sur, catalina, arm64_linux, x86_64_linux

Version History

Detected	Version	Rev	Change	Commit
Dec 22, 2024 6:49pm		0	VERSION_BUMP	449389c0
Sep 11, 2024 4:59pm		0	VERSION_BUMP	4c197307