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Exam Timer 🚀✨
Lightweight, stylish exam countdown dashboard
A single-page web dashboard that visualizes upcoming exam sessions as a vertical grid of cards with live countdown timers, progress bars, and lab metadata.
12 KB
Bundle Size
0
Dependencies
Problem & Challenge
Students need a clean, distraction-free countdown timer for scheduled exam sessions without complex dependencies.
Technical Solution
Created a zero-dependency vanilla JavaScript dashboard optimized for fast hosting on GitHub Pages.
Security & Hardening Considerations
- Zero external third-party script dependencies
- Sanitized local storage input parsing
System Architecture
Single-page HTML/CSS/JS application utilizing localStorage state cycles.
[CLIENT ENGINE]→ TLS 1.3 →[API GATEWAY]→[DATA STORAGE]
WebCrypto AES-256-GCM / PBKDF2 HMAC-SHA256
Zero-Knowledge Blind Ciphertext Storage Engine
Technologies Used
JavaScriptHTML5CSS3GitHub Pages
Key Features
- Live countdown timers
- Progress bar tracking
- Card sorting & filtering
- Zero-build static deployment