Browse free open source Web Design software and projects for Windows below. Use the toggles on the left to filter open source Web Design software by OS, license, language, programming language, and project status.
A wysiwyg HTML editor that uses the Mozilla Composer codebase
Turn any webpage into a desktop app with Rust
Open source website builder and Webflow alternative
A site generation tool (and then some) for .NET platforms
One-click WordPress plugin that converts all posts, pages, taxonomies
Reliably create beautiful Add to Calendar Buttons with ease
Noir is a modern, responsive and customizable theme for Jekyll
A Jekyll plugin to render a project's README as the site's index
A free and open source local CMS for static site generators
Create WordPress themes with OOP code and the Twig template engine
Generates documentation for Kotlin Gradle projects (based on Dokka)
A Jekyll documentation theme with built-in search and playground
Create web applications entirely by writing HTML and CSS
Add block-styled content to your site. Like summaries, notes and hints
Laravel DataTables HTML Builder Plugin
The gruntwork.io website
A full flexible Jekyll Theme for GitHub Pages
Generate gzipped assets and files for your Jekyll site at build time
Build your timeless portfolio with Once UI's Magic Portfolio
Import pages from notion
A Saber Port of the Default Jekyll Theme: Minima
Next Generation Template / Theme Framework
A very simple static homepage for your server
A Jekyll plugin that improves the typography of your Liquid templates