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ND FilterPro
ND FilterPro is a specialized calculator designed for photographers using neutral density filters
since Jun 16, 2026 · HTTP 404
CohortClass of 2026What it is
ND FilterPro is a specialized calculator designed for photographers using neutral density filters. It streamlines the process of determining correct exposure times, eliminating manual calculations and guesswork. Essential for long-exposure and outdoor photography workflows.
HTTP liveness
10 probes since Jun 16Jun 16Jul 14
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 20, 2026Went darkDead · 404
- Jun 19, 2026Probe inconclusiveUnknown
- Jun 16, 2026First probe — downDead · 404
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Pulse Indexobserved activity
10 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y