[opensourcedex]

sveltia-cms is a free, open source content management systems (cms) project written in JavaScript and released under MIT. It has 2,845 GitHub stars, 212 forks and 54 open issues, and was last pushed 3 hours ago. On this registry it ranks #25 of 47 tracked projects in Content Management Systems (CMS), with 5 head-to-head comparisons available. It gained 5 stars over the last 3 tracked days.

What is sveltia-cms?

What it is

Sveltia CMS is Git-based headless CMS for Jamstack sites. It is open source, MIT-licensed, JavaScript single-page web application served from CDN. Registry metadata lists JavaScript, MIT license, 2,837 stars, 208 forks, and four-year repository age. Project positions itself as complete modern rewrite of Netlify CMS, now Decap CMS, and as successor to Netlify/Decap CMS. It targets content editors and developers.

Problem it solves: static sites need content editing without traditional CMS or website builder. Netlify/Decap CMS has long-standing issues; README says 335 issues solved, 770 including duplicates. Sveltia CMS keeps high compatibility with existing installations while adding modern UX, mobile support, first-class i18n support, digital asset management, dark mode, GitHub API support, and framework-agnostic use.

Key capabilities

  • Git-based content workflow stores edits through Git, suitable for Jamstack static site generators.
  • Headless CMS model separates content editing from presentation; works with Astro, Eleventy, Hugo, and vanilla JavaScript sites.
  • Single-page web application served from CDN is described as small and maintenance-free.
  • Internationalization support provides first-class i18n support for multilingual sites.
  • Mobile support and dark mode are listed as interface features.
  • Digital asset management is covered by dam and digital-asset-management topics.
  • Netlify/Decap compatibility maintains existing installations and addresses reported issues from their repository.

Who uses it and how

  • Personal blogs, portfolios, marketing sites, and knowledge bases use it as general-purpose content editing layer.
  • Teams migrating from Netlify/Decap CMS use migration guides and retain high compatibility.
  • Sites migrated from WordPress use it as Git-based alternative to traditional CMS.
  • Astro, Eleventy, Hugo, and vanilla JavaScript projects use it as framework-agnostic CMS.
  • U.S. government agencies are cited as examples switching from Netlify/Decap CMS; showcase lists 560 real-world examples, including 160 sites migrated from Netlify/Decap CMS and 85 sites from WordPress.

Getting started

README points to Getting Started documentation for step-by-step setup and migration guides. Deployment method described is single-page web application served from CDN.

When to use it — and when not to

Use it when project needs open-source Git-based headless CMS for Jamstack, especially after Netlify/Decap CMS or WordPress. It fits teams wanting CDN-served SPA admin, i18n, mobile support, and static site generator workflow. Not best when project needs traditional CMS or website builder workflow, Docker or package-manager install from README, or zero open issues; metadata shows 54 open issues and missing contributor count. README does not list database, storage, or SMTP requirements.

project readme (upstream, from github) — read inline

Sveltia CMS

Sveltia CMS is a leading Git-based headless CMS for Jamstack sites. It’s open source, free, and a complete modern rewrite of Netlify CMS, now known as Decap CMS, which has been neglected for years.

Designed for content editors and developers alike, Sveltia CMS delivers a great UX/DX, powerful features, and first-class internationalization (i18n) support — all in a small, maintenance-free, single-page web application served from a CDN. Its generic-purpose approach makes it suitable for a wide range of projects, from personal blogs and portfolios to marketing sites and knowledge bases.

As the de facto successor to Netlify/Decap CMS, we continue to deal with issues reported in their repository, of which 335 have now been solved in Sveltia CMS (770 including duplicates). It incorporates numerous enhancements while maintaining high compatibility with existing installations. A growing number of projects, including U.S. government agencies, are switching from Netlify/Decap CMS to Sveltia CMS to enjoy its significantly improved performance, security, reliability, and experience.

Sveltia CMS is framework-agnostic and can also be used for vanilla JavaScript sites. It’s an excellent option for people moving away from a traditional CMS or website builder and looking for a lightweight headless CMS that works well with a static site generator (SSG) like Astro, Eleventy, or Hugo.

Explore 560 real-world examples in our showcase, including 160 sites migrated from Netlify/Decap CMS and 85 sites from WordPress, or visit the documentation to get started.

Sveltia CMS: Fast, Git-based, Headless, Modern UX, Mobile Support, I18n Support, Open Source

770 Netlify/Decap CMS issues solved in Sveltia CMS (including duplicates)

See it in action. Visit Sveltia CMS Showcase

Documentation

We provide comprehensive documentation to help you get started and make the most of Sveltia CMS:

Showcase

Our industry-leading showcase is updated daily with new real-world examples of Sveltia CMS users, including:

Community

Stay connected and get support through our community channels:

Frequently asked questions

Is sveltia-cms free to use?

sveltia-cms is open source under the MIT licence. There is no licence fee and no seat count — you can self-host it or, where the project offers one, pay a vendor for a managed version instead.

What does sveltia-cms do?

Leading Git-based headless CMS. Successor to Netlify/Decap CMS. Modern UX, first-class i18n support, mobile support + numerous improvements. Framework-agnostic,

What is sveltia-cms written in?

sveltia-cms is primarily written in JavaScript. Its source is publicly available at https://github.com/sveltia/sveltia-cms, and it has 2,845 GitHub stars.