⚡ Open-Source Website Builders

Open-source website builders are tools developed with publicly accessible codebases that can be self-hosted and customized beyond the constraints of proprietary platforms.

They are distinguished by greater control over hosting and data, code-level extensibility, community-driven development, and the absence of dependency on a single vendor.

Statistics based on 3.5M+ analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the leading open-source website builders in 2026, based on market share.

The most popular is Odoo with a share of 1.2%, followed by Publii with 0.1% and 📄 Quick Homepage Maker with 0.06%.

✨ Best Open-Source Website Builders

Below is a more detailed list of 5 open-source website builders we detect, ranked by their market share.

Available filters: AI Offline Open-Source Real-Estate White-Label
RankNameMarket share
1
Odoo
Grand Rosière, Belgium

An open-source, web-based ERP system that provides integrated business applications including CRM, e-commerce, accounting, inventory, point of sale, and project management.

FreeOpen source
2
Publii
Krynica-Zdrój, Poland

A desktop-based website builder for Windows, Mac, and Linux that creates static websites using the Handlebars templating language.

FreeOpen source
3
📄 Quick Homepage Maker
Kariya, Aichi, Japan

A Japanese open source website builder.

FreeOpen source
4
Webstudio
Beaverton, Oregon, United States

An advanced visual builder that connects to any headless CMS.

FreeOpen source$20+/month
5
Microweber
Sofia, Bulgaria

An open-source website builder and CMS based on Laravel.

FreeOpen source

🗃️ About This Data