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Dev tools · alternatives · 2026

24 alternatives to The current sky at your approximate location, as a CSS gradient

For HTML Day 2025 [1], I made a web service that displays the current sky at your approximate location as a CSS gradient. Colours are simulated on-demand using atmospheric absorption and scattering coefficients. Updates every minute, without the use of client-side JavaScript. Source code and additional information is available on GitHub: https://github.com/dnlzro/horizon [1] https://html.energy/html-day/2025/index.html

A web service that generates a CSS gradient representation of the current sky at the user's approximate location. The service simulates sky colors using atmospheric absorption and scattering coefficients, updating… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    A hobby project of mine that was surprisingly easy to put together! I love waking up and seeing the freshly generated image.

    2024 · github.com · its alternatives →

  2. 2

    Curated collection of 180 free fresh background gradients 🚀

    2017 · webgradients.com · its alternatives →

  3. 3

    Hyperlocal weather information, now on the web ⛈

    2016 · support.apple.com · its alternatives →

  4. 4

    A simple, colorful gradient generator

    2018 · cssgradient.io · its alternatives →

  5. 5
    Horizon▲87

    Sunset prediction webapp

    2023 · its alternatives →

  6. 6

    1 CSS Gradient Background per second.

    2014 · its alternatives →

  7. 7

    This is a little hobby project that I hope you enjoy. You can see where the International Space Station is now, with live HD video from NASA, on a realistic 3D globe. The positions of the sun and moon are also accurate, though distances aren't to scale. The clouds are also near-realtime; I span that out into a separate project at https://clouds.matteason.co.uk, where the cloud images I create from EUMETSAT data are freely available. I've got more features almost ready to go, like the ability to turn off all UI, toggleable clouds and turning off the day/night cycle I'd love for…

    2024 · iss.matteason.co.uk · its alternatives →

  8. 8

    I've tried to make it as light as possible. It's only tested with Firefox and Chrome, however I intend to test it in IE down to 9. What would you change? What would you add? Any feedback or pull request is greatly welcome! MIT Licensed

    2014 · picnicss.com · its alternatives →

  9. 9

    The best gradient sites in one place

    2018 · cssgradient.io · its alternatives →

  10. 10

    A novel and easy way to design beautiful color gradients.

    2020 · mybrandnewlogo.com · its alternatives →

  11. 11

    This is a service I've built to provide equirectangular cloud maps of the whole Earth, updated every 3 hours, for free. It's based on infrared and visible light data from EUMETSAT, processed to enhance the clouds and try to reduce the impact of surface temperatures on the final image. I built it because it's surprisingly hard to find these kinds of images in a format that's useful to developers and hobbyists. I was building a 3D ISS tracker and wanted to include live clouds but couldn't find anything good, so I got sidetracked, and here we are.

    2023 · github.com · its alternatives →

  12. 12

    Generate and make beautiful colors

    2024 · cssgradientgenerator.com · its alternatives →

  13. 13CC
  14. 14
    Blend▲263

    Generate simple and beautiful CSS3 gradients

    2015 · colinkeany.com · its alternatives →

  15. 15
    Shade▲131

    Gradient explorer

    2015 · jxnblk.io · its alternatives →

  16. 16EG

    Ready to use gradient background colors. ✓ Cool Gradients are prepared according to the latest design trends. And it is served in the form of eggs. ✓ With hex and CSS codes.

    2018 · eggradients.com · its alternatives →

  17. 17

    Awesome open-source gradient tool for web designers

    2022 · creative-tim.com · its alternatives →

  18. 18

    300+ unique background gradients & wallpapers

    2025 · gradients.fm · its alternatives →

  19. 19

    8-bit weather app ☀️👾

    2018 · apps.apple.com · its alternatives →

  20. 20IB
  21. 21

    A living sky background for websites in vanilla JS

    Aug 2026 · dynamic-sky.aakaashjois.com · its alternatives →

  22. 22

    Weather webapp with clean UI and glassmorphism look

    2021 · its alternatives →

  23. 23

    Renders black hole gravitational lensing effects in an image canvas using WebGL, glfx.js, and numeric.js - cliffcrosland/black-hole.js

    2015 · github.com · its alternatives →

  24. 24

    We built CircadianLab, a free in-browser tool for lighting design. It uses webGPU shaders to calculate melanopic equivalent daylight illuminance (mel-EDI, formerly EML, relevant for circadian rhythm and WELL v2 compliance), photopic illuminance, UGR glare per CIE 117, and actual daylight through windows and skylights. It has a database of 400,000+ IES files from 81 lighting manufacturers and supports easy sharing of scenes/configs with other people. Daylight uses the NREL Solar Position Algorithm and a Perez clear / intermediate / overcast sky model, mixed into the same…

    2020 · innerscene.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →