RapidCRC Unicode
RapidCRC Unicode creates and verifies file checksums on Windows, according to its repository description.
About RapidCRC Unicode
RapidCRC Unicode is an open-source Windows program for creating and verifying file hash checksums, distributed through its GitHub repository. It supports CRC, MD5 and SHA hashing and can write unicode .sfv, .md5, .sha1, .sha256 and .sha512 checksum files, encoded as UTF-16LE with BOM or UTF-8 with or without BOM, with codepage detection.
Key features
- Creates and verifies CRC, MD5 and SHA checksums
- Writes unicode .sfv, .md5, .sha1, .sha256 and .sha512 files
- Supports UTF-16LE with BOM or UTF-8 with/without BOM
- Performs codepage detection for unicode checksum files
- Multithreaded hash calculations with asynchronous I/O
- ed2k and blake2sp hash calculation, plus job queueing
Best for: Windows users who need to generate or check hash checksums for files, including unicode-named files and .sfv-style verification sets.
Good for
- Open source under the GPL-2.0 license
- Shell extension enables operations directly from Windows
- Prebuilt installers and portable releases are provided
RapidCRC Unicode at a glance
- Category
- Software & Utilities › File Utilities
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Windows
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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RapidCRC Unicode FAQ
What platforms does RapidCRC Unicode run on?
It is described as a Windows tool.
Can it write checksum files with unicode filenames?
Yes. Unicode support allows writing .sfv, .md5, .sha1, .sha256 and .sha512 files, as UTF-16LE with BOM or UTF-8 with or without BOM, and can be toggled in the settings.
Is the source code available?
Yes, the repository is public and licensed under GPL-2.0.
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