Specimen Dossier

vishaltelangre

NerdCalci

Fully offline Android calculator app for power users with variable support, syntax highlighting, file-based sessions, and more.

GenreSecurity & Privacy

LanguageKotlin

Stars★ 199

Contributors6

Last Release2026-08-26

GitHub ↗

Track in Obtainium 📲

(requires Obtainium installed on Android)

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Composite Health Assessment

Formulas →

8.1/ 10

Active & Maintained

Weighted Signal Engines

Recency(24%)

9.4 / 10

Days since last push (decaying to 0 over 90d window)

Momentum(20%)

7.0 / 10

Star velocity relative to repo age (absolute reference)

Issue Health(16%)

8.0 / 10

Open-issue maintenance load (excluding open PRs)

License(8%)

10.0 / 10

SPDX open-source license clarity

Contributors(12%)

3.0 / 10

Bus-factor resilience (capped at 20 contributors)

Abandonment Risk ↓(20%)

10.0 / 10

Inverted: penalty kicks in after 14d idle up to 90d

Observation Log

This specimen demonstrates healthy maintenance cadence, active issue resolution, and strong community backing. Low abandonment risk.

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Android Platform Diagnostics

Target SDK Compatibility

Target SDK Unknown

MIN SDK—

LICENSEGPL-3.0

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