Virtual whiteboard for sketching hand-drawn like diagrams
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Apache ECharts is a powerful, interactive charting and data visualization library for browser
Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent recommended #1 five star SDK.
The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.
Performant financial charts built with HTML5 canvas
Konva.js is an HTML5 Canvas JavaScript framework for interactive graphics, design editors, whiteboards, and diagrams. Scene graph with events, drag and drop, transforms, animations, and export.
nivo provides a rich set of dataviz components, built on top of the awesome d3 and React libraries
📊 The concise and progressive visualization grammar.
HTML5 canvas based smooth signature drawing
tsParticles - Easily create highly customizable JavaScript particles effects, confetti explosions and fireworks animations and use them as animated backgrounds for your website. Ready to use components available for React.js, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Inferno, Solid, Riot and Web Components.
A lightweight graphic library providing 2d draw for Apache ECharts
📊 Re-usable, easy interface JavaScript chart library based on D3.js, with SVG and Canvas rendering support
A library for visualization and creative-coding
2D JavaScript Physics Engine
📈Lightweight k-line chart that can be highly customized. Zero dependencies. Support mobile.（可高度自定义的轻量级k线图，无第三方依赖，支持移动端）
Build a system, load it until it breaks, and watch why. A system design simulator for learning distributed systems.
The open-source alternative to Paper.design. A multiplayer design canvas where humans and AI agents design together, live. MCP built in.
The open-source studio for making games with AI. Your own one-person game studio. Everything you need to make games with AI, in one app. Game canvas. Bring your own key.
Art and animation, written as code. Illustrations, loops, interactive web art, launch-videos and scored films in dozens of styles, identical on every render.
Doca｜开源文档管理与知识库，支持多人协同编辑、在线文档、Markdown、表格、幻灯片、画布和 AI 助手。Self-hosted document management, knowledge base & real-time collaborative editing for individuals and small teams.
SDL2 module for Deno
textmode.js is a lightweight creative coding library for creating real-time ASCII art on the web.
Canvix — Free & open-source graphic design tool. A community-built Canva alternative with a drag-and-drop editor, templates, shapes, text, images & one-click export. Works on desktop, tablet & mobile.
Browser-based multitrack audio visualiser with synchronised playback, configurable presets and video export via ffmpeg.wasm. Shares one core with a headless CLI.