elderjs
The premium Open Source alternative to Gatsby
🎯 Best for:Building massive, SEO-critical content sites using Svelte.
What is elderjs?
A self-hosted alternative to Next.js for Svelte developers. Implements a partial hydration model to minimize client-side JavaScript execution on data-heavy pages.
Tech Stack
TypeScriptFrontend & Headless CMS
Why elderjs?
- • Partial hydration
- • Fast build times
- • Svelte native
Limitations
- • Opinionated structure
- • Smaller ecosystem
- • Complex data flow
2/25/2026
Last Update
51
Forks
46
Issues
MIT
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to elderjs instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Gatsby)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%