277 Open Source Drawing Software Projects

An open drawing project

A collaborative drawing program

A fast (?) random sampling drawing library

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

A C++ drawing framework for Windows that makes simple graphics programming as fun and easy as the days when computers booted directly to a BASIC prompt

Simple android library to present an animated ferris wheel

Vector and illustration framework for macOS

online image editor

React Component for drawing in canvas

Some very simple examples to get you started with the Line-us API

✏️ Nice modular interactive 2D drawing library

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

Linux user-space drivers for Huion Graphic Tablets

An experiment in R to convert photos into single-line-drawings

Sketch have a lot of basic functions to develop a drawing app for iPhone. Anyone can easily create drawing iOS Application.

A GPU-accelerated texture painter written in Godot 3.0

Simple CAD program

Graphics editor for Android.

A flutter implementation of drawing app ⦗⦓⦔⦕⦖⦘

Drawing robot capable of rendering SVG paths over WebSockets. Powered by a Raspberry Pi running Node.js.

An open source library that lets your users draw on things - mark up images with text, shapes, etc.

Android library for getting lightweight DrawingActivity into your Android app

:pencil2: A simple web app to make drawings that are easy to embed, particularly for Notion.so.

Simple image editor for Linux

LibreCAD is a cross-platform 2D CAD program written in C++11 using the Qt framework. It can read DXF and DWG files and can write DXF, PDF and SVG files. The user interface is highly customizable, and has dozens of translations.

Draw a tube or thick line in SceneKit

Convenience package for dealing with graphics in my pixel drawing experiments.

🎨 Classic MS Paint, ＲＥＶＩＶＥＤ + ✨Extras

Graphic Devices Based on AGG

Modern ANSI & ASCII Art Editor

A skribbl.io alternative - Play at https://scribblers-official.herokuapp.com/

Image manipulation library. Use Pixie instead.

LibreCAD 3 is a next generation 2D CAD application written to be modular, with a core independent from GUI toolkits. Scripting is possible with Lua.

A library for libGDX that draws simple shapes using a batch.

Small, Sharp Sketch Tool

MyPaint is a simple drawing and painting program that works well with Wacom-style graphics tablets.

A toolbox for pick/edit/capture photo or video. Written in Swift.

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

📈 A responsive, composable react charting library with a hand-drawn style.

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

Virtual whiteboard for sketching hand-drawn like diagrams

Simple GTK# Paint Program

🎨 A multi-platform graphic library

:art: Diagram as Code for prototyping cloud system architectures

A playground for android developers

Tiny OpenGL Wrapper / 3D Engine in C++

A Flutter implementation of the rough.js library

Capture signature view in Swift and export it as a vector graphics or bitmap

Simple drawings using vector graphics; Cairo "for tourists!"

🎨 Snapchat-style color picker in Swift

Draw tools for mapbox-gl-js

📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.

Efficiently create compact tree layouts in Java

Software for plotters - especially the wall-hanging polargraph also called Makelangelo.

Modélisation Conceptuelle de Données. Nickel. Ni souris.

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

A subclass of UIView which allows you to draw with your fingers.

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

Powerful and easy-to-use vector graphics Swift library with SVG support

Publication-ready NN-architecture schematics.

Sketch Tool for React-based applications, backed up by FabricJS

:pencil: NativeScript plugin to provide a way to capture any drawing (signatures are a common use case) from the device

Tools for exploring OpenVG

☝️One <div>. Many possibilities.

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

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

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

🎨 A React Native <Sketch /> component for touch-based drawing.

Cross-platform single header text rendering library for OpenGL

Genetic Algorithms for drawing images

AutoCAD Code Pack: A powerful library that helps you to develop AutoCAD plugins using the AutoCAD .NET API

go chart is a basic charting library in go.

ksnip the cross-platform screenshot and annotation tool

A canvas in your browser. Literally.

A Quartz/UIKit drawing tool for IOS. Include geometry/Context convenient method, image processing, along path drawing, polygon path, gradient fill, 3D inner outer shadow glow render, gauss blur, animation effect, attributed Text Drawing.

A drop-in UIGraphicsRenderer port -- CrossPlatform, Swift 4, Image & PDF

A perpetual artwork streaming app. (Website Repo)

:camera: A modern, cross-platform, 2D Graphics library for .NET

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.

A simple, lightweight drawing framework written in Swift

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

:art: 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.

DrawRacket4Me draws trees and graphs from your code, making it easier to check if the structure is what you wanted.

Lazy Line Painter - A Modern JS library for SVG path animation

✏️ Storyboarder makes it easy to visualize a story as fast you can draw stick figures.

Minimalist Vector Tool

Proof of concept for a vector drawing app without canvas boundaries.

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

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）

Convert images to vectorized line drawings for plotters.

HTML5 canvas based smooth signature drawing

A compact Android utility for constructing and drawing rounded regular polygons.

grbl 0.9i with Servo Motor support and CoreXY configuration Used For Crazy Engineer's Drawing Robot

Code examples and notes for displaying data with C#

🎨🩸🔥🧞 Modern, modular painting program... (early stages)

A .NET library for hardware-accelerated, high performance, immediate mode rendering via Direct2D.

The software for your friendly painting robot kit!

pie.js - Photo&Image Editor (OpenSourse analogue of "Pixie - Image Editor")

CLI app to convert ASCII arts into hand drawn diagrams.

Tart - draw ASCII art in the terminal with your mouse!