No. 7 of 28 ·Open Source License Compliance Software

OSSKB

Web · Mac · Linux · API

Freedom report

Three barsScore 6.5

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

OSSKB is ranked #7 of 28 in open source license compliance software on Freedom251. It runs on API, Linux, macOS, Web. There is a free plan.

OSSKB plans and pricing

All plans

OSSKB Free Free of charge · best-effort service · transaction frequency may be limited softwaretransparency.org · 4 Oct 2026

Compared on open source license compliance software

Free plan: Yes

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The record

Purpose: OSSKB identifies open source software, including at snippet level, and provides information for license compliance.
Fingerprint matching: The service compares source code fingerprints against a database of known open source software fingerprints.
Metadata: Identifications may include license names, copyright statements, quality indicators, and vulnerabilities.
Clients: The maker lists a Python scanner and Audit Workbench downloads for macOS Intel, macOS M1/M2, and Linux.
Automation: The maker says users can get a compatible CLI or webhook for automation.
Knowledge base: OSSKB is powered by the Open Source Software Knowledge Base, created and maintained by SCANOSS.
Privacy: The maker describes OSSKB as privacy-friendly; its terms say it may log usage information to monitor service load and improve the service.
Availability: The service is provided free of charge on a best-effort basis, without a guarantee of availability or performance.
Usage limits: The provider may limit the number or frequency of transactions per user to help ensure availability and performance.
Result caveat: The maker says fingerprint matching can produce false positives and false negatives, so results require further human assessment.
Intended users: The terms say OSSKB is designed for professional use and is not offered for end-consumer use.
Support contact: The maker lists [email protected] as its contact email.
Headquarters: Madrid, Spain
Price from: Free

Where it ranks on Freedom251

Best Open Source License Compliance Software in 2026#7 of 28

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Sources

softwaretransparency.org/projects· checked 4 Oct 2026
softwaretransparency.org/terms· checked 4 Oct 2026
softwaretransparency.org/download· checked 4 Oct 2026
softwaretransparency.org/osskb· checked 4 Oct 2026