No direct Simple X Header replacements listed yet
Open-source design tools. To compare with Simple X Header.
32 open-source design tools
Penpot
Design
Penpot: The open-source design platform for Product teams that need scalable collaboration
MPL-2.0vs Figma★ 61k
tldraw
Whiteboards
Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent reco
OSSvs Miro★ 51k
Graphite
Design
Community-built comprehensive 2D content creation appplication for graphic design, digital
Apache-2.0vs Affinity★ 27k
Blender
3D & CAD
Official mirror of Blender
OSSvs Autodesk Maya★ 21k
Onlook
AI Tools
The Developer Tool for Designers • An Open-Source AI-First Design tool • Visually build, s
Apache-2.0vs Lovable★ 27k
Krita
Design
Krita is a free and open source cross-platform application that offers an end-to-end solut
GPL-3.0vs Adobe Photoshop★ 10k
Webstudio
CMS
Open source website builder and Webflow alternative. Webstudio is an advanced visual build
AGPL-3.0vs Webflow★ 9k
Plasmic
CMS
Visual builder for React. Build apps, websites, and content. Integrate with your codebase.
MITvs Webflow★ 7.1k
GIMP
Design
Read-only mirror of https://gitlab.gnome.org/GNOME/gimp
OSSvs Adobe Photoshop★ 6.5k
LibreCAD
3D & CAD
LibreCAD is a cross-platform 2D CAD program. It can read DXF/DWG, and write DXF/DWG/PDF/SV
OSSvs AutoCAD★ 6.4k
OpenPencil
Design
Generate complete, multi-screen product interfaces on a live canvas. Refine every layer wi
MITvs Figma★ 6.1k
TiXL
Design
TiXL is an open source software to create realtime motion graphics.
MITvs Adobe After Effects★ 5.1k
Poster Design
Design
迅排设计 - 图片编辑器、AI 在线海报设计，仿稿定设计，适用于多种场景：海报生成、电商产品图、文章长图、视频/公众号封面等。A beautiful online image de
AGPL-3.0vs Adobe Express★ 4.9k
RAWGraphs
BI & Dashboards
A web interface to create custom vector-based visualizations on top of RAWGraphs core
Apache-2.0vs Flourish★ 9k
vue-fabric-editor
Design
快图设计-基于fabric.js和Vue的开源图片编辑器，可自定义字体、素材、设计模板。fabric.js and Vue based image editor, can cust
MITvs Photopea★ 8k
KiCad
3D & CAD
This is an active mirror of the KiCad development branch, which is hosted at GitLab (updat
GPL-3.0vs Altium Designer★ 3k
Silex
CMS
Silex is an online tool for visually creating static sites with dynamic data. With the fre
AGPL-3.0vs Webflow★ 3k
Cursor Talk to Figma MCP
AI Tools
TalkToFigma: MCP integration between AI Agent (Cursor, Claude Code, Codex) and Figma, allo
MIT★ 7k
Synfig Studio
Design
This is the Official source code repository of Synfig Studio animation software
GPL-3.0vs Adobe After Effects★ 2.3k
img2css
Design
Convert any image to pure CSS. Recreates images using only box-shadows.
BSD-3-Clause★ 2.5k
Doop
Design
The open-source alternative to Paper.design. A multiplayer design canvas where humans and
AGPL-3.0vs Figma★ 810
Scribus
Design
Community mirror of the official Scribus SVN svn://scribus.net. Please submit PRs & Bugs
OSSvs Adobe InDesign★ 637
Vecto3d
3D & CAD
A super simple tool to convert your SVG's to 3D models.
MIT★ 1.5k
Visual Center
Design
Tool to better align logos in the center of a container.
BSD-3-Clause★ 1.4k
Paint Board
Design
🎨 A powerful multi-end drawing board that brings together a lot of creative brushes to e
MITvs Procreate★ 2.6k
Maptoposter Online
Design
✨❤️🔥Turn the cities you love into stunning designs
MIT★ 950
TypeUI
Developer Tools
Build better UI with AI
OSS★ 2k
Liquid Logo
Design
Turn your logo into liquid metal with Paper Shaders
OSS★ 1.2kGlisp
Design
Glisp is a Lisp-based design tool that combines generative approaches with traditional des
MIT★ 1.2k
Inkscape
Design
Project Website: https://inkscape.org - Code Repository: https://gitlab.com/inkscape/inksc
OSSvs Adobe Illustrator★ 4kAnimockup
Design
Create animated mockups in the browser 🔥
MIT★ 1.9k
CSS Wand
Design
🎨✨ Hover your wand and use your magic spell to copy beautiful css
MIT★ 1.2k