Zpeed Blog

Zpeed Blog

Practical notes on speed, travel, and building a fast web speedometer.

Building a GPS Speedometer PWA

How a browser can become a lightweight GPS speedometer with PWA support.

Service Workers and Performance

How service workers can help a fast static web app without making deployments stale.

Train Travel Experiences: Speed Tracking on Rails

Using a GPS speedometer to understand train journeys.

Bus Journey Adventures: Public Transport Speed Tracking

Checking bus speed with a browser-based GPS speedometer.

Multi-Language Support: Reaching Global Audiences

Why speed tools benefit from simple, maintainable localization.

From Side Project to Useful Tool

What makes a small utility web app worth returning to.