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openhamclock/CHANGELOG.md

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Changelog

All notable changes to OpenHamClock will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[Unreleased]

Planned

  • Satellite tracking with pass predictions
  • SOTA API integration
  • WebSocket DX cluster connection
  • Azimuthal equidistant projection option

[3.3.0] - 2026-01-30

Added

  • Contest Calendar - Shows upcoming and active ham radio contests
    • Integrates with WA7BNM Contest Calendar API
    • Fallback calculation for major recurring contests (CQ WW, ARRL, etc.)
    • Weekly mini-contests (CWT, SST, NCCC Sprint)
    • Active contest highlighting with blinking indicator
  • Classic Layout - New layout option inspired by original HamClock
    • Side panels for DE/DX info, DX cluster, contests
    • Large centered map
    • Compact data-dense design
  • Theme System - Three visual themes
    • 🌙 Dark (default) - Modern dark theme with amber/cyan accents
    • ☀️ Light - Bright theme for daytime use
    • 📟 Legacy - Classic green-on-black CRT style
  • Quick Stats Panel - Overview of active contests, POTA activators, DX spots
  • 4-column modern layout - Improved data organization
  • Settings persistence - Theme and layout saved to localStorage

Changed

  • Modern layout now uses 4-column grid for better information density
  • Improved DX cluster API with multiple fallback sources
  • Settings panel now includes theme and layout selection

[3.2.0] - 2026-01-30

Added

  • Theme support (dark, light, legacy)
  • Layout selection in settings
  • Real-time theme preview in settings

[3.1.0] - 2026-01-30

Added

  • User settings panel with callsign and location configuration
  • Grid square entry with automatic lat/lon conversion
  • Browser geolocation support ("Use My Current Location")
  • Settings saved to localStorage

Fixed

  • DX cluster now uses server proxy only (no CORS errors)
  • Improved DX cluster API reliability with multiple sources

[3.0.0] - 2026-01-30

Added

  • Real map tiles via Leaflet.js - no more approximated shapes!
  • 8 map styles: Dark, Satellite, Terrain, Streets, Topo, Ocean, NatGeo, Gray
  • Interactive map - click anywhere to set DX location
  • Day/night terminator using Leaflet.Terminator plugin
  • Great circle path visualization between DE and DX
  • POTA activators displayed on map with callsigns
  • Express server with API proxy for CORS-free data fetching
  • Electron desktop app support for Windows, macOS, Linux
  • Docker support with multi-stage build
  • Railway deployment configuration
  • Raspberry Pi setup script with kiosk mode option
  • Cross-platform install scripts (Linux, macOS, Windows)
  • GitHub Actions CI/CD pipeline

Changed

  • Complete rewrite of map rendering using Leaflet.js
  • Improved responsive layout for different screen sizes
  • Better error handling for API failures
  • Cleaner separation of frontend and backend

Fixed

  • CORS issues with external APIs now handled by server proxy
  • Map projection accuracy improved

[2.0.0] - 2024-01-29

Added

  • Live API integrations for NOAA space weather
  • POTA API integration for activator spots
  • Band conditions from HamQSL (XML parsing)
  • DX cluster spot display
  • Realistic continent shapes (SVG paths)
  • Great circle path calculations
  • Interactive map (click to set DX)

Changed

  • Improved space weather display with color coding
  • Better visual hierarchy in panels

[1.0.0] - 2024-01-29

Added

  • Initial release
  • World map with day/night terminator
  • UTC and local time display
  • DE/DX location panels with grid squares
  • Short path / Long path bearing calculations
  • Distance calculations
  • Sunrise/sunset calculations
  • Space weather panel (mock data)
  • Band conditions panel
  • DX cluster panel (mock data)
  • POTA activity panel (mock data)
  • Responsive grid layout
  • Dark theme with amber/green accents

Acknowledgments

  • Created in memory of Elwood Downey, WB0OEW
  • Inspired by the original HamClock

Version History Summary

Version Date Highlights
3.3.0 2026-01-30 Contest calendar, classic layout, themes
3.2.0 2026-01-30 Theme system (dark/light/legacy)
3.1.0 2026-01-30 User settings, DX cluster fixes
3.0.0 2026-01-30 Real maps, Electron, Docker, Railway
2.0.0 2024-01-29 Live APIs, improved map
1.0.0 2024-01-29 Initial release

73 de OpenHamClock contributors

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