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Jacksum is a free, open source, cross-platform, feature-rich, multi-threaded command line tool for calculating hash values, verifying data integrity, finding files by their fingerprints, and finding algorithms to hash values. 489 hash functions!

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Which is more popular?
Based on our record, Jacksum seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | jacksum.net | anthropic.com |
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| Company | 2023 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Jacksum supports 489 algorithms, including the most common cryptographic and non-cryptographic hash functions. Jacksum also supports the "Rocksoft (tm) Model CRC Algorithm" to customize your CRC. Jacksum can perform a verification of hashes against a set of known hashes, and it can detect...
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


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As answered by people managing Jacksum and Claude Code.
Jacksum's answer
Jacksum (JAva ChecKSUM) is a free, open source, cross-platform, feature-rich, multi-threaded command line utility that makes hash functions available to you. It covers many types of use cases where hash values are needed:
In order to achieve the goals above Jacksum supports you with
Jacksum is also a library. You can use it for your projects. It is written entirely in Java
Jacksum's answer
Jacksum is for users with security in mind, advanced users, sysadmins, students of informatics, computer scientists, cybersecurity engineers, forensics engineers, penetration testers, white hat hackers, reverse engineers, CRC researchers, etc.
Jacksum's answer
Java, a programming language for building robust cross platform software.
Jacksum's answer
It is free, open source, cross platform, multi-threaded, reliable, and it comes with a bunch of features, see also https://github.com/jonelo/jacksum/wiki/Features
Jacksum's answer
See also https://raw.githubusercontent.com/jonelo/jacksum/main/RELEASE-NOTES.txt
Jacksum's answer
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I just purchased 20 bucks package of claude and now its working as a full time employee for me.
Recommendations tracked on public social media and blogs since March 2021.


Having said that I believe this is what you are looking for https://apps.apple.com/gr/app/hash-calculator-2/id463459213?mt=12 Or Https://github.com/sunjw/fhash/ Https://www.quickhash-gui.org Https://jacksum.net/en/index.html. Source: over 3 years ago
Tracking Claude Code since May 2025.
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