CSS HTML

Open-source CSS projects categorized as HTML

Top 23 CSS HTML Projects

  1. Bulma

    Modern CSS framework based on Flexbox

    Project mention: Bulma VS Nakshora - a user suggested alternative | libhunt.com/r/bulma | 2026-04-18
  2. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

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  3. AdminLTE

    AdminLTE - Free admin dashboard template based on Bootstrap 5

    Project mention: AdminLTE 4.0.0 – first stable release of the v4 line | news.ycombinator.com | 2026-05-26
  4. ratchet

    Build mobile apps with simple HTML, CSS, and JavaScript components.

  5. tachyons

    Functional css for humans

    Project mention: Vanilla JavaScript Support for Tailwind Plus – Tailwind CSS | news.ycombinator.com | 2025-07-25

    Tachyons CSS was also around at the same time but Tailwind had simpler naming conventions so instead of `br4` you had `rounded-lg`.

    1. https://tachyons.io/

  6. photon

    The fastest way to build beautiful Electron apps using simple HTML and CSS

  7. balloon.css

    Simple tooltips made of pure CSS

  8. Assemble

    Get the rocks out of your socks! Assemble makes you fast at web development! Used by thousands of projects for rapid prototyping, themes, scaffolds, boilerplates, e-books, UI components, API documentation, blogs, building websites/static site generator, an alternative to Jekyll for gh-pages and more! Gulp- and grunt-friendly.

  9. AlgoWiki

    Repository which contains links and resources on different topics of Computer Science.

  10. dropin-minimal-css

    Drop-in switcher for previewing minimal CSS frameworks

  11. markdown-cv

    a simple template to write your CV in a readable markdown file and use CSS to publish/print it.

  12. Mobirise

    AI Website Builder, Open Source, Bootstrap 5

  13. hugo-universal-theme

    Universal theme for Hugo, it stands out with its clean design and elegant typography.

  14. turretcss

    Turret is a styles and browser behaviour normalisation framework for rapid development of responsive and accessible websites.

  15. rmdformats

    HTML output formats for RMarkdown documents

  16. portfolio-template

    A beautiful minimal and accessible portfolio template for Developers. Give it a star 🌟 if you find it useful.

  17. jekyll-gitbook

    Build Jekyll site with GitBook style!

  18. TocasUI

    👀 The fastest and most intuitive way to build diverse websites and progressive web application interfaces.

  19. markserv

    🏁 serve markdown as html (GitHub style), index directories, live-reload as you edit

    Project mention: Show HN: Dirsv – dir browser, battery packed Markdown previewers | news.ycombinator.com | 2026-03-25

    - Change default port ranges to 3579+, to avoid conflict with many other tools that like to use 8xxx range.

    Disclaimer: this was built with claude code, and, I do code review seriously to make sure I can still work on it without any AI tools.

    [0]: https://github.com/markserv/markserv

  20. linktree

    Simple site to group all my profiles on social networks in one place. A free Linktree alternative.

  21. 30days30submits

    This is a challenge that I took to boost my HTML, CSS & JS skills. I made 30 submits and they are basically some little components or js apps.

  22. markdown-resume-js

    Turn a simple markdown document into a resume in HTML and PDF

  23. Markdown-Tag

    Render Markdown to HTML on any website using a md tag

  24. virtual-bookshelf

    A simple bookshelf made in CSS, HTML and vanilla JS.

    Project mention: I Updated Virtual Bookshelf | news.ycombinator.com | 2026-05-18

    Here's the link to the repo:

    https://github.com/petargyurov/virtual-bookshelf

    And you can take a look at my blog repo to see how I've used it with Jekyll:

    https://github.com/petargyurov/petargyurov.github.io

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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CSS HTML related posts

  • I Updated Virtual Bookshelf

    2 projects | news.ycombinator.com | 18 May 2026
  • Bulma VS Nakshora - a user suggested alternative

    2 projects | 18 Apr 2026
  • Building Plus Ultra: How Antigravity Helped Me Bring Material Design to Bulma CSS 🎨

    2 projects | dev.to | 12 Feb 2026
  • A deliberate practice app for guitar players who want to level up

    3 projects | news.ycombinator.com | 31 Mar 2025
  • 🚀 Enhancing Scroll Animations with Trig.js: New Features in v4.1.0 and v4.2.0

    1 project | dev.to | 31 Mar 2025
  • Sun Header With Rising Logo Bouncing Letters Using Trig.js ☀️

    1 project | dev.to | 26 Mar 2025
  • Trig.js is Now on Best of JS! 🚀

    1 project | dev.to | 26 Mar 2025
  • A note from our sponsor - SaaSHub
    www.saashub.com | 15 Jun 2026
    SaaSHub helps you find the best software and product alternatives Learn more →

Index

What are some of the best open-source HTML projects in CSS? This list will help you:

# Project Stars
1 Bulma 50,076
2 AdminLTE 45,450
3 ratchet 14,660
4 tachyons 11,710
5 photon 10,080
6 balloon.css 5,021
7 Assemble 4,257
8 AlgoWiki 4,228
9 dropin-minimal-css 1,818
10 markdown-cv 1,467
11 Mobirise 968
12 hugo-universal-theme 923
13 turretcss 799
14 rmdformats 733
15 portfolio-template 718
16 jekyll-gitbook 630
17 TocasUI 607
18 markserv 603
19 linktree 515
20 30days30submits 473
21 markdown-resume-js 462
22 Markdown-Tag 460
23 virtual-bookshelf 440

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Did you know that CSS is
the 19th most popular programming language
based on number of references?