Complete guide to migrating your Umbraco website to 11ty. Leave Umbraco's requires .net hosting which is more expensive than php behind and get ships zero javascript to the browser by default. Free migration tool included.
You can migrate from Umbraco to 11ty for free using LeaveWP. Enter your site URL, choose 11ty as the destination, and download your content — posts, pages, and media — in minutes. No API keys, passwords, or CLI tools required. Difficulty: Medium. Estimated time: 20-40 minutes.
Open-source .NET CMS with flexible content modeling. .NET teams wanting an open-source CMS with excellent content modeling, but these limitations push teams toward modern alternatives.
Requires .NET hosting which is more expensive than PHP
This is the most common reason teams migrate away from Umbraco. 11ty eliminates this issue entirely.
Smaller plugin marketplace than PHP-based CMS options
With 11ty, ships zero javascript to the browser by default — pure html.
Cloud version (Umbraco Cloud) adds significant cost
Modern architectures like 11ty are designed to avoid this from the ground up.
Fewer tutorials and third-party resources available
After migrating, you'll no longer need to worry about this — 11ty takes a fundamentally different approach.
Zero-config JavaScript SSG that ships zero client JS by default. Built with JavaScript (multiple template languages), it's performance-focused sites that need minimal client-side javascript.
Ships zero JavaScript to the browser by default — pure HTML
Supports 10+ template languages (Nunjucks, Liquid, Markdown, etc.)
Framework-independent — use any or no JS framework
Fast builds and simple mental model
11ty is open-source and free to use. You own your code and data with no vendor lock-in. Deploy to any host that supports JavaScript, or use managed platforms like Vercel and Netlify for zero-config deployments.
Side-by-side comparison based on real platform characteristics
| Metric | Umbraco | 11ty |
|---|---|---|
| Ease of Use | ⭐⭐⭐ 3/5 | ⭐⭐⭐⭐ 4/5 |
| Performance | ⭐⭐⭐ 3/5 | ⭐⭐⭐⭐⭐ 5/5 |
| Flexibility | ⭐⭐⭐⭐ 4/5 | ⭐⭐⭐⭐ 4/5 |
| Cost | ⭐⭐⭐ 3/5 | ⭐⭐⭐⭐⭐ 5/5 |
| Scalability | ⭐⭐⭐⭐ 4/5 | ⭐⭐⭐⭐ 4/5 |
| Ecosystem | ⭐⭐ 2/5 | ⭐⭐⭐ 3/5 |
| Language | .NET / C# | JavaScript (multiple template languages) |
| Pricing | Free (self-hosted) / Cloud plans available | Free (open-source) |
| Open Source | Yes | Yes |
Ratings are based on publicly available data, documentation, and community consensus as of 2026. Individual experience may vary.
A detailed breakdown of how your Umbraco content maps to 11ty
What may need manual attention
Custom server-side logic, third-party integrations, and platform-specific plugins will need equivalent solutions in 11ty. The core content (text, images, metadata) transfers cleanly.
Migrate your content in three simple steps
Enter your Umbraco site URL — LeaveWP connects automatically.
Select 11ty as destination and choose content options.
Download your migrated content or preview it in your browser.
Migrating from Umbraco to 11ty makes the most sense if you're experiencing requires .net hosting which is more expensive than php or outgrowing Umbraco's architecture. 11ty is best for performance-focused sites that need minimal client-side javascript.
You should migrate if: your Umbraco site is slow, your hosting costs are climbing, you need developer flexibility, or you want to adopt a modern JAMstack architecture.
You might want to stay if: your Umbraco site benefits from flexible document types — model any content structure and you don't have JavaScript developers on your team.
The migration itself is straightforward with LeaveWP — enter your Umbraco URL, select 11ty, and download your content. The more important question is whether 11ty's architecture fits your team's skills and your project's long-term needs.
Explore more migration paths from Umbraco or to 11ty
In-depth guides and tutorials to help with your migration
Learn how to properly export your WordPress site for backup or migration. Covers database exports, media files, theme settings, and everything you need for a complete backup.
12 min readtutorialStep-by-step guide to migrating your WooCommerce store to Shopify. Covers products, customers, orders, SEO, and go-live checklist.
15 min readtutorialEverything you need to know about migrating from WordPress to Next.js. From planning to deployment, this guide covers the entire migration process.
18 min read