Analyzed
about 2 hours
ago.
based on code collected
1 day
ago.
Project Summary
Adds static typing to JavaScript to improve developer productivity and code quality.
In a Nutshell, Facebook Flow...
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has a well established, mature codebase
maintained by a very large development team
with increasing Y-O-Y commits -
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took an estimated 229 years of effort (COCOMO model)
starting with its first commit in May, 2014
ending with its most recent commit about 6 hours ago
Quick Reference
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Poor security track-record
Favorable security track-record
Vulnerability Exposure Index
Many reported vulnerabilities
Few reported vulnerabilities
Did You Know...
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there are over 3,000 projects on the Open Hub with security vulnerabilities reported against them
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check out hot projects on the Open Hub
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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 SummaryMay 25 2026 — Jun 24 2026
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12 Month SummaryJun 24 2025 — Jun 24 2026
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