Analyzed
about 2 hours
ago.
based on code collected
about 6 hours
ago.
Project Summary
The Ebba toolset is a free implementation of (a variant) of the B formal method for software development.
In a Nutshell, The Ebba toolset...
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took an estimated 1 years of effort (COCOMO model)
starting with its first commit in April, 2002
ending with its most recent commit over 21 years ago
GNU General Public License v2.0 or later
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Sub-License
Hold Liable
Required
Distribute Original
Disclose Source
Include Copyright
State Changes
Include License
These details are provided for information only. No information here is legal advice and should not be used as such.
This Project has No vulnerabilities Reported Against it
Did You Know...
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in 2016, 47% of companies did not have formal process in place to track OS code
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data presented on the Open Hub is available through our API
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nearly 1 in 3 companies have no process for identifying, tracking, or remediating known open source vulnerabilities
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30 Day SummaryFeb 16 2026 — Mar 18 2026
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12 Month SummaryMar 18 2025 — Mar 18 2026
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