HTML5

PDF.jsmozilla/pdf.js

A general-purpose, web standards-based PDF viewer built with HTML5 and JavaScript.

Video.jsvideojs/video.js

An open-source HTML5 video player and framework supporting all common media formats including HLS and DASH.

impress.jsimpress/impress.js

A presentation framework using CSS3 transforms and transitions to create Prezi-like non-linear presentations in modern browsers.

jQuery-File-Uploadblueimp/jQuery-File-Upload

A jQuery widget for file uploads with multiple selection, drag & drop, progress bars, previews, and support for cross-domain, chunked, and resumable uploads.

GrapesJSartf/grapesjs

A free and open-source web builder framework for creating templates and pages visually without coding.

skrollrPrinzhorn/skrollr

A standalone JavaScript library for creating parallax scrolling and scroll-driven animations using CSS-like data attributes.

2048gabrielecirulli/2048

A browser-based puzzle game where players combine numbered tiles to reach 2048.

webampcaptbaritone/webamp

A faithful HTML5 and JavaScript reimplementation of Winamp 2 with full skin support for the browser.

tracking.jseduardolundgren/tracking.js

A lightweight JavaScript library for real-time computer vision in the browser, including color tracking and face detection.

BrowserQuestmozilla/BrowserQuest

A multiplayer game experiment built with HTML5 and JavaScript for browser-based gameplay.

vue-onsenuiOnsenUI/OnsenUI

A mobile app development framework using HTML5 and JavaScript to create cross-platform apps with Web Components and framework bindings.

mediaelementjohndyer/mediaelement

A unified HTML5 audio/video player with consistent UI across browsers, supporting MP4, WebM, MP3, HLS, Dash, YouTube, and more.

timesheet.jssbstjn/timesheet.js

A lightweight JavaScript library for creating interactive HTML5 timeline visualizations.

awesompleteLeaVerou/awesomplete

Ultra lightweight, customizable, simple autocomplete widget with zero dependencies, built with modern standards.

JSON Editorjdorn/json-editor

A JSON Schema-based HTML form generator that creates editable forms from JSON schemas.

Squireneilj/Squire

A lightweight, dependency-free HTML5 rich text editor designed to handle arbitrary HTML with powerful cross-browser normalization.

Egretegret-labs/egret-core

A TypeScript-based HTML5 game engine for building 2D/3D mobile and desktop games across multiple platforms.

Domoticzdomoticz/domoticz

Free open source home automation system for Linux, Windows, macOS, and Raspberry Pi with support for 150+ devices.

mindmapsdrichard/mindmaps

An offline-capable HTML5 mind mapping application that runs entirely in the browser.

Khronos Github Issue PageKhronosGroup/WebGL

Official repository for WebGL specifications and conformance test suite, enabling hardware-accelerated 3D graphics in web browsers.

Abricotinebrrd/Abricotine

A desktop markdown editor that previews elements inline as you type, eliminating the need for a separate preview pane.

GacUIvczh-libraries/GacUI

A GPU-accelerated, cross-platform C++ UI library with MVVM, data binding, and XML-based UI description.

HextrisHextris/hextris

A fast-paced HTML5 puzzle game inspired by Tetris, played on a hexagonal grid.

Impactphoboslab/impact

A professional-grade HTML5 game engine with a built-in level editor for creating 2D games.

audio.jskolber/audiojs

A cross-browser JavaScript wrapper for the HTML5 audio tag with Flash fallback and consistent UI.

flowplayerflowplayer/flowplayer

An open-source HTML5 video player with Flash fallback for web developers.

HexGLBKcore/HexGL

A futuristic racing game built with HTML5 and WebGL, showcasing browser-based 3D graphics.

Clumsy Birdellisonleao/clumsy-bird

A MelonJS-based open-source clone of the popular Flappy Bird game, playable online and customizable.