An interactive, offline-capable web app that reconstructs the local night sky in the browser for any place and time.
1380TypeScriptNo licenseUpdated 6 days ago
1 alternative
Best open-source alternatives to Stellarium Web (2026)
Looking for a free, open-source alternative to Stellarium Web? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| gunerguner/AdAstra | ★ 138 | No license | 6 days ago |
FAQ
- Is there a free, open-source alternative to Stellarium Web?
- Yes. The most popular open-source alternatives to Stellarium Web on Repolode are AdAstra.
- Which Stellarium Web alternative should I choose?
- AdAstra has the most GitHub stars and is released under No license. Compare the license and last commit of each option in the table above before choosing.