HTML, or Hypertext Markup Language, is the foundational building block for creating and structuring content on the web. It provides the basic framework by allowing developers to define elements such as headings, paragraphs, links, images, and more through a system of tags and attributes. HTML is not a programming language, as it lacks logic and processing abilities; rather, it is a markup language that describes the semantics of content in a document. Modern HTML5, the latest version, offers rich media support, improved accessibility features, and enhanced web performance capabilities through native APIs like video, audio, and canvas. For application developers, mastering HTML is crucial for creating accessible and SEO-friendly web pages, and for working seamlessly in concert with other technologies like CSS and JavaScript to build dynamic, interactive applications. Understanding HTML's document structure, elements, and their proper nesting within a DOM is vital in crafting well-organized websites and applications that behave predictably across different browsers and devices.
View the most prominent open source HTML projects in the list below. Click on a specific project to view its alternative or complementary packages. Make comparisons and find the best package for your app.
- The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.☆173,400Updated last week
- Coding articles to level up your development skills☆125,288Updated this week
- Build cross-platform desktop apps with JavaScript, HTML, and CSS☆118,259Updated this week
- 24 Lessons, 12 Weeks, Get Started as a Web Developer☆91,813Updated last week
- Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation☆87,723Updated this week
- A Collection of application ideas which can be used to improve your coding skills.☆85,269Updated last year
- 🗂 The perfect Front-End Checklist for modern websites and meticulous developers☆71,218Updated 7 months ago
- Ruby on Rails☆57,566Updated this week
- A professional front-end template for building fast, robust, and adaptable web apps or sites.☆57,158Updated last week
- Prettier is an opinionated code formatter.☆50,949Updated this week
- Modern CSS framework based on Flexbox☆49,941Updated 2 months ago
- </> htmx - high power tools for HTML☆46,015Updated last week
- 30 days of JavaScript programming challenge is a step-by-step guide to learn JavaScript programming language in 30 days. This challenge m…☆45,119Updated 7 months ago
- AdminLTE - Free admin dashboard template based on Bootstrap 5☆45,012Updated last week
- A terminal built on web technologies☆44,285Updated last year
- The zero configuration build tool for the web. 📦🚀☆43,959Updated 2 weeks ago
- 🌐 Front End interview preparation materials for busy engineers (updated for 2025)☆43,527Updated 2 weeks ago
- A visual no-code/code-free web crawler/spider易采集:一个可视化浏览器自动化测试/数据采集/爬虫软件,可以无代码图形化的设计和执行爬虫任务。别名:ServiceWrapper面向Web应用的智能化服务封装系统。☆42,421Updated 3 weeks ago
- Tabler is free and open-source HTML Dashboard UI Kit built on Bootstrap☆40,051Updated last week
- Video.js - open source HTML5 video player☆39,120Updated last month
- Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products wi…☆38,412Updated 2 months ago
- Get your documents ready for gen AI☆38,561Updated this week
- 📗 SheetJS Spreadsheet Data Toolkit -- New home https://git.sheetjs.com/SheetJS/sheetjs☆35,911Updated last year
- 一套遵循原生态开发模式的 Web UI 组件库,采用自身轻量级模块化规范,易上手,可以更简单快速地构建网页界面。☆30,355Updated last week
- A simple guide to HTML <head> elements☆30,233Updated 3 weeks ago
- Fullstack app framework for web, desktop, and mobile.☆30,532Updated this week
- The fast, flexible, and elegant library for parsing and manipulating HTML and XML.☆29,742Updated this week
- 千古前端图文教程,超详细的前端入门到进阶知识库。从零开始学前端,做一名精致优雅的前端工程师。☆27,911Updated 6 months ago
- 30 Days of React challenge is a step by step guide to learn React in 30 days. These videos may help too: https://www.youtube.com/channe…☆26,999Updated 7 months ago
- 前端面试每日 3+1,以面试题来驱动学习,提倡每日学习与思考,每天进步一点!每天早上5点纯手工发布面试题(死磕自己,愉悦大家),6000+道前端面试题全面覆盖,HTML/CSS/JavaScript/Vue/React/Nodejs/TypeScript/ECMAScrit…☆26,071Updated this week
- Bootstrap 5 & Material Design UI KIT☆24,301Updated 2 weeks ago
- A set of small, responsive CSS modules that you can use in every web project.☆23,730Updated last week
- A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web☆23,823Updated this week
- Lightweight, user-friendly onboarding tour library☆23,433Updated this week
- p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creativ…☆22,951Updated this week
- Free Bootstrap 5 Admin Dashboard Template☆21,230Updated this week
- A JavaScript implementation of various web standards, for use with Node.js☆21,226Updated this week
- PyScript is an open source platform for Python in the browser. Try PyScript: https://pyscript.com Examples: https://tinyurl.com/pyscript…☆18,512Updated this week
- 🍞📝 Markdown WYSIWYG Editor. GFM Standard + Chart & UML Extensible.☆17,696Updated last year
- Web framework for building virtual reality experiences.☆17,327Updated last month