544 Open source projects that are alternatives of or similar to Notation

Canvas is a Go drawing library based on OpenGL or using software rendering that is very similar to the HTML5 canvas API

Simple library to draw polygons over image with canvas

A library written on node.js for creating math figures on HTMLCanvas in XKCD style.

Graphics editor for Android.

From Vectors to (sub) Pixels, C# 2D Rendering Library

HTML5 canvas based smooth signature drawing

✏️ Nice modular interactive 2D drawing library

A canvas in your browser. Literally.

🍞🎨 Full-featured photo image editor using canvas. It is really easy, and it comes with great filters.

🎨 一个让你跳过canvas，直接绘图的 2d 绘图库，上手简单，接口简洁，功能丰富.

A simple JavaScript framework for Drawing on the web.(一个面向Web绘图的JavaScript框架)

React Component for drawing in canvas

A utility to track objects on a canvas by unique px color

online image editor

CLI app to convert ASCII arts into hand drawn diagrams.

🎨💪 Modern, modular paint and more! (pre-alpha, not much done yet)

Sketchpad is fully customisable collaborative whiteboard plugin written in pure JavaScript.

A canvas based drawing app that you can integrate easily on your website.

A View on which you can freely draw, customizing paint width, alpha and color, and take a screenshot of the content. Useful for note apps, signatures or free hand writing.

🎨 Classic MS Paint, ＲＥＶＩＶＥＤ + ✨Extras

A beautiful canvas poster

Simple tool to load GLSL shaders on HTML Canvas using WebGL

A small .NET math library.

Widget to graph historical stock indexes and compute stats.

The Pencil Project's unique mission is to build a free and opensource tool for making diagrams and GUI prototyping that everyone can use.

Canvas Drawing Android Library

在这里写一些工作中遇到的前端，后端以及运维的问题

download an image node along with its css properties

五子棋,gobang,html5,canvas,js游戏,普通ai算法

I was always intrigued to see how math is so beautiful. Thanks to JavaScript for giving me the power to program my curiosity and explore the beauty of chaos in math.

🎨 Reactive canvas rendering with Svelte.

几何画图（微信小程序）

🎖🎖🎖 一个基于 vue2 / vue3 的【大转盘 / 九宫格】抽奖插件；🎉 A lucky draw plug-in based on vue2 / vue3；🎨 奖品 / 文字 / 图片 / 颜色 / 按钮均可配置，支持同步 / 异步抽奖，🎯 概率前 / 后端可控，自动根据 dpr 调整清晰度适配移动端

Using Dijkstra's algorithm ("finding the shortest paths between nodes in a graph") to draw maps 🌍.

Draw a tube or thick line in SceneKit

ec-devtools是支持canvas库 ( easycanvas , https://github.com/chenzhuo1992/easycanvas ) 的chrome调试工具，能对canvas的元素的样式、物理属性等进行修改，达到所见即所得的效果，提高调试效率

Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.

Pencil2D is an easy, intuitive tool to make 2D hand-drawn animations. Pencil2D is open source and cross-platform.

Calendar graph like github using jsx support SVG, Canvas and SSR

A small JS library for beautiful drawing and handwriting on the HTML Canvas.

An Angular2/Angular4 library for HTML Canvas.

html5 canvas image process ( 3*3 kernel ) canvas卷积核测试 canvas图片后期

Opencv cheat sheet for C++

Learning Canvas series

iOS painting and drawing library based on Metal. 神笔马良有一支神笔（基于 Metal 的涂鸦绘图库）

💒 盖楼游戏 html5 canvas tower building game 🏢🏬🏦🏯🏰

🍂🗺️ The most powerful leaflet plugin for drawing and editing geometry layers

curtains.js is a lightweight vanilla WebGL javascript library that turns HTML DOM elements into interactive textured planes.

🐼使用canvas画哆啦A梦

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

SmileyRating is a simple rating bar for android. It displays animated smileys as rating icon.

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

✏️ Draw 2D primitives in sketchy style with React

A perpetual artwork streaming app. (Website Repo)

Create basic shapes in opnegles2. And for abstraction purpose, its a class implementation using VBO's to create basic shapes in Open GLES2.0

this is a Gomoku game's client and server, which bulid by canvas and swoole

A Javascript library to do exactly what Instagram Layout application does

Simple, light-weight, Canvas library for 2D rendering

Making the canvas API accessible within Elm

Turtle graphics library for LÖVE.