Best open source design and graphics software

39 tools ranked by GitHub stars

Image editing, drawing, diagrams, whiteboards, UI design, 3D and CAD tools.

Sort: Showing 39 tools

Excalidraw135.2k

excalidraw/excalidraw

Browser-based virtual whiteboard for sketching diagrams and drawings in a hand-drawn style, with real-time collaboration.

Alternative to: Miro, Lucidchart

LicenseOpen sourceMIT

CategorySelf-hosted

LanguageTypeScript

Last updatetoday

PlatformsWeb

PhotoCraft77.2k

storytold/photocraft

Open source photo editor written from scratch in pure Rust, aimed at fast, native image editing on the desktop.

Alternative to: Adobe Photoshop

LicenseOpen sourceApache-2.0

LanguageRust

Last updatetoday

PlatformsWindowsMacLinux

draw.io Desktop63.8k

jgraph/drawio-desktop

Official desktop build of draw.io for creating flowcharts and diagrams offline on Windows, macOS and Linux.

Alternative to: Microsoft Visio, Lucidchart

LicenseOpen sourceGPL-3.0

LanguageJavaScript

Last updatetoday

PlatformsWindowsMacLinux

Penpot62.1k

penpot/penpot

Open source design and prototyping platform for teams, an alternative to Figma.

Alternative to: Figma

LicenseOpen sourceMPL-2.0

CategorySelf-hosted

LanguageClojure

Last updatetoday

PlatformsWebDocker

Aseprite40.7k

aseprite/aseprite

Animated sprite editor and pixel art tool that runs on Windows, macOS and Linux.

LicenseOpen source

LanguageC++

Last updatetoday

PlatformsWindowsMacLinux

ArtCraft39k

storytold/artcraft

AI crafting engine for artists, designers and filmmakers that generates images and video.

LicenseOpen sourceApache-2.0

LanguageRust

Last updatetoday

PlatformsWindowsMacLinux

Next AI Draw.io36.7k

DayuanJiang/next-ai-draw-io

Create and edit draw.io diagrams by chatting with an AI, as a web app, desktop app or MCP server.

Alternative to: Lucidchart

LicenseOpen sourceApache-2.0

CategorySelf-hosted

LanguageTypeScript

Last updatetoday

PlatformsWindowsMacLinuxWeb

FreeCAD35.2k

FreeCAD/FreeCAD

Free and open source parametric 3D CAD modeler for designing real-world objects.

Alternative to: AutoCAD, SolidWorks, Fusion 360

LicenseOpen sourceLGPL-2.1

LanguageC++

Last updatetoday

PlatformsWindowsMacLinux

Blender MCP33.4k

ahujasid/mcp-for-blender

Add-on that lets any LLM control Blender 3D through MCP to create and edit scenes.

LicenseOpen sourceMIT

LanguagePython

Last update1 days ago

PlatformsCommand line

Graphite27.8k

GraphiteEditor/Graphite

Node-based 2D graphics editor for vector and raster content creation.

Alternative to: Adobe Photoshop, Adobe Illustrator

LicenseOpen sourceApache-2.0

LanguageRust

Last updatetoday

PlatformsWindowsMacLinuxWeb

#11

Onlook27.1k

AI-first visual editor for designing React apps and writing code as you go.

MacWeb

#12

D225.8k

Modern diagram scripting tool that turns text into diagrams.

Command line

#13

Pascal Editor25.3k

Open source 3D architectural editor with a local CLI and MCP tools.

WebCommand line

#14

rembg25.3k

Tool that removes image backgrounds automatically with AI, usable as a command line tool, Python library or server.

Command line

#15

SVGO22.8k

Node.js tool and command line utility that optimizes SVG files by removing metadata and redundant markup.

Command line

#16

Blender21.7k

Open source 3D creation suite for modeling, animation, rendering and more.

WindowsMacLinux

#17

PhotoGIMP18.5k

Patch that makes GIMP look and feel familiar to Photoshop users.

WindowsMacLinux

#18

Compositor18.5k

Image editing app for Mac positioned as a Photoshop alternative, with layer-based editing.

Mac

#19

ImageMagick17.8k

Software suite for creating, editing and converting images from the command line.

Command line

#20

OrcaSlicer16.3k

Open-source slicer that generates G-code for 3D printers such as Bambu, Prusa and Voron machines.

WindowsMacLinux

#21

LightCraft15.5k

Open-source non-destructive photo editor written from scratch in pure Rust.

WindowsMacLinux

#22

Image Toolbox15.4k

Android app with dozens of image tools such as editing, filters, OCR and format conversion.

Android

#23

Drawnix15k

Open-source all-in-one whiteboard with mind maps, flowcharts and freehand drawing.

Self-hostedWeb

#24

SolidCraft14.1k

Open-source parametric 3D CAD application written in pure Rust

WindowsMacLinux

#25

PlantUML13.4k

Tool that generates UML and other diagrams from plain text descriptions

Self-hostedWebCommand line

#26

COLMAP13.2k

Structure-from-Motion and multi-view stereo pipeline for 3D reconstruction from photos

WindowsMacLinux

#27

Meshroom13.1k

Node-based photogrammetry software that builds 3D models from photos

WindowsLinux

#28

Piskel13k

Simple browser based editor for drawing pixel art and animated sprites, with layers and GIF export

WindowsMacLinuxWeb

#29

VectorCraft11.4k

Open source vector art tool written from scratch in Rust for drawing and illustration

WindowsMacLinux

#30

Pixelorama11k

Open source editor for pixel art and animation, built with the Godot engine

WindowsMacLinuxWeb

#31

RapidRAW11k

GPU accelerated, non-destructive RAW photo editor with a modern interface

WindowsMacLinux

#32

Krita AI Diffusion10.8k

Krita plugin for AI image generation, inpainting and outpainting inside your canvas.

WindowsMacLinuxBrowser extension

#33

Krita10.7k

Free painting program for digital art, illustration and comics, with brushes and layer support

WindowsMacLinux

#34

FreeMoCap10.7k

Free markerless motion capture software that works with ordinary cameras, for everyone

WindowsMacLinux

#35

SuperSplat10.6k

Browser based editor for 3D Gaussian Splat scenes, to clean, edit and export splats

Web

#36

OpenSCAD10.6k

Programmer's 3D solid modelling CAD tool that builds models from code instead of drawing

WindowsMacLinux

#37

Draw.io Skill10.6k

Agent skill that generates draw.io diagrams from text and code.

Command line

#38

M3E Canvas10.1k

Browser tool for sketching Material 3 Expressive screens and exporting them as AI prompts.

Web

#39

ImageOptim10k

Mac GUI app that shrinks images without visible quality loss.

Mac