SECURITY REPORT · EXTENSHI SCAN
AO3 Tools
Firefox extension·by codymandrews
0
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.
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
AO3 Tools's safety score vs every other extension we've scanned
Globally
26%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,710 extensions
In Other
11%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 20,224 other extensions
Findings
4
median 3Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
42
median 2vs category median
Findings breakdown
Automated security signal · 4 findings across 5 severities
4
findings
detected
detected
Critical125%
High125%
Medium125%
Low125%
Info00%
Permissions requested
1 risky permission of 3 total
1 high-risk permission require attention
This extension requests 3 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Store local data
Can save data locally in the browser for persistence
Info
https://archiveofourown.org/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026
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