sunset

Adaptive Lighting custom component for Home Assistant

Reduces eye strain by adjusting screen gamma based on the current time

HA Lovelace card for control of scheduler entities

A Swift micro library for generating Sunrise and Sunset times on device, requiring no network access.

Weather, tides, the sun, the moon, and maps, in your terminal. The Old Farmer's Almanac meets Minitel.

Kelvin - The hue bot

Python calculations for the position of the sun and moon.

A command line application written in Rust capable of delaying execution of other programs for time periods relative to sunrise and sunset.

SunKit is a Swift library which uses math and trigonometry to compute several information about the Sun.

Go package for calculating the sunrise and sunset times for a given location

Set macOS dark mode and Alfred dark theme at sunset

KosherJava Zmanim API / Library

Night and day regions on Earth

High-precision sunrise, sunset, twilight, golden-hour & solar-position calculation for JavaScript / TypeScript. Based on NREL's Solar Position Algorithm (SPA). Zero runtime deps, ESM + CommonJS, native Temporal support.

🌅 Go package that provides the sunrise and sunset equation

Arduino library to calculate the times of sunrise, sunset, solar noon, twilight, the solar position, and more.

A Python port of suncalc.js for calculating sun position and sunlight phases

☀ Sync Philips Hue & Home Assistant lights to your natural rhythm—with solar-aware schedules and smooth transitions.

🌅 A macOS app that sets your wallpaper based on sunrise and sunset.

Positional is a simple Android app for displaying information about your current location.