Developer Tools●●Solid
An e-ink air traffic monitor built with Cloudflare Workers
Slick air traffic display for e-ink, but niche to TRMNL hardware owners.
Niche GemCozy
jerr12939
903mo ago
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GitHub Repository
10 starsJavaScript
Ultrahuman Ring API Dashboard (E-Ink)
by jerr9185·Mar 26, 2026·2 points·1 comment
AI Analysis
●●SolidNiche GemCozy
Smart e-ink health dashboard, but you need both an Ultrahuman Ring AND a TRMNL device.
Strengths
- •Auto-audit engine corrects historical data discrepancies every 3 days automatically.
- •Zero-data fallback prevents empty displays when ring hasn't synced overnight.
- •KV_STORE caching minimizes API calls while tracking 7-day step history charts.
Weaknesses
- •Extremely narrow audience requiring two specific consumer hardware purchases.
- •Cloudflare Workers only, no local deployment option for privacy-focused users.
Category
Target Audience
Ultrahuman Ring owners with TRMNL e-ink displays
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