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Thunvatar
Thunvatar enhances Thunderbird's email interface by adding a visual favicon column to the message list, displaying the sender's domain icon for quick recognition
last checked Jul 16, 2026 · HTTP 403
CohortClass of 2026What it is
Thunvatar enhances Thunderbird's email interface by adding a visual favicon column to the message list, displaying the sender's domain icon for quick recognition. The extension leverages Google's API to automatically retrieve and display relevant website favicons alongside incoming messages.
HTTP liveness
20 probes since Jun 16Jun 16Jul 16
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jul 4, 2026Probe inconclusiveCloudflare block
- Jun 16, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
182/4 signal families
Liveness40%0.20
Press30%no data
GitHub20%no data
Tranco10%0.96
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2026weekly
567 products launched in 2026 · 100% still active
567 active0 sunset
Still active
100%
Median lifespan
4.9y