Website Builder GitHub Repositories (2026) · Open Source Tools

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

The open source alternative to Framer, Webflow, Figma. A website builder where you design on a pixel-perfect visual canvas, create components, animations, manage cms and translations. Export to Next.JS code. Use our cloud or host locally on your computer.

Craft beautiful websites effortlessly with an intuitive visual builder and publish them instantly

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

Home of the Joomla! Content Management System

Drag and Drop Website Builder and CMS with E-commerce

Grav Admin Plugin

Fast and small flat file CMS (5 files). Built with PHP, JSON database.

Core Framework for next version of XOOPS CMS: 2.6.0

A modular multilingual CMS built with Laravel, enabling developers to manage structured content like pages, news, events, and more.

Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS powered by PHP, Markdown, Twig, and Symfony