SECURITY REPORT · EXTENSHI SCAN
Three Island
Chrome extension·by PartMan
91
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue
How it ranks
Three Island's safety score vs every other extension we've scanned
Globally
62%of extensions carry more risk
Riskier ←→ Safer
Ranked against 421,529 extensions
In Productivity
72%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 206,551 productivity extensions
Findings
10
median 18Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
318
median 13vs category median
Findings breakdown
Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected
detected
Critical00%
High110%
Needs Review00%
Medium440%
Low550%
Info00%
Permissions requested
2 permissions declared
No risky permissions
2 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Info
*://crob.at/**
No additional information available.
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Scan performed by extenshi.io · Oct 22, 2026
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