Alternatives / Lucidchart Open-source alternatives to Lucidchart Lucidchart is a web-based diagramming platform used to draw flowcharts, process maps, network diagrams, and system architectures collaboratively.Lucidchart is made by Lucid Software Inc.. It is not open source. These 19 open-source projects do the same job, closest first.
Design & creative
Compare at a glance Open-source alternatives to Lucidchart: platforms, Docker, license, GitHub stars and last commit Project Type Self-host with Docker License Stars Last commit draw.io Desktop Desktop – Not listed GPL-3.0 64k 3 days ago Mermaid Library / SDK – Not listed MIT 91k yesterday drawDB Web – Not listed AGPL-3.0 40k 2 days ago Next AI Draw.io Web – Not listed Apache-2.0 36k 3 days ago Archify Extension / plugin – Not listed Apache-2.0 91k yesterday Graphite Web, Desktop – Not listed Apache-2.0 28k 14 hours ago Excalidraw Web, Library / SDK – Not listed MIT 135k 20 hours ago drawio-skill CLI, Extension / plugin – Not listed MIT 10k 3 weeks ago Diagrams Library / SDK – Not listed MIT 43k 2 weeks ago PixiJS Library / SDK – Not listed MIT 49k 2 days ago anatomy CLI, Library / SDK, Extension / plugin – Not listed MIT 22k 2 weeks ago Draw.io for VS Code Extension / plugin – Not listed GPL-3.0 9.5k 2 days ago React Flow Library / SDK – Not listed MIT 39k yesterday Penpot Web, Docker / self-host Yes MPL-2.0 62k 18 hours ago Toonflow-app Web, Docker / self-host, Desktop, Mobile Yes MIT 20k 2 days ago Diagram Design Extension / plugin – Not listed MIT 63k 2 days ago tldraw Web, Library / SDK – Not listed Custom (read before use) 51k 18 hours ago Lucide Library / SDK – Not listed Custom (read before use) 25k 21 hours ago Open Design Desktop – Not listed Apache-2.0 105k 10 hours ago
The alternatives d
Diagram editor for your desktop Personal Enterprise Notes & docs Design & creative Desktop ★ 64k +1.1k / 90d GPL-3.0 commit 3 days ago M
Diagrams from Markdown-like text Personal Enterprise Notes & docs Design & creative Library / SDK ★ 91k +1.4k / 90d MIT commit yesterday d
Online database diagram editor Personal Enterprise Databases & backends Design & creative Web ★ 40k +1.1k / 90d AGPL-3.0 commit 2 days ago N
Create draw.io diagrams with AI Personal AI & LLM tooling Design & creative Web ★ 36k +1.2k / 90d Apache-2.0 commit 3 days ago A
Agent skill for clear architecture diagrams Personal Agent skills Design & creative Extension / plugin ★ 91k +52k / 90d Apache-2.0 commit yesterday G
2D graphics editor with node-based workflows Personal Design & creative Web Desktop ★ 28k +1.2k / 90d Apache-2.0 commit 14 hours ago E
Virtual whiteboard for hand-drawn-style diagrams Personal Design & creative Web Library / SDK ★ 135k +4.8k / 90d MIT commit 20 hours ago live demo d
Generate and sync draw.io architecture diagrams from text and code Personal Agent skills MCP servers Design & creative CLI Extension / plugin ★ 10k MIT commit 3 weeks ago D
Diagram as code for cloud architectures Personal Enterprise Infra & DevOps Design & creative Library / SDK ★ 43k +352 / 90d MIT commit 2 weeks ago P
Fast 2D WebGL renderer Personal Enterprise Design & creative Library / SDK ★ 49k +1k / 90d MIT commit 2 days ago a
Agent skill for interactive isometric illustrations and 3D figures Personal Agent skills Design & creative Education & research CLI Library / SDK ★ 22k MIT commit 2 weeks ago live demo D
Draw.io diagrams in VS Code Personal Editors & IDEs Design & creative Extension / plugin ★ 9.5k +9 / 90d GPL-3.0 commit 2 days ago R
Libraries for node-based UIs Personal Enterprise Web frameworks Design & creative Library / SDK ★ 39k +842 / 90d MIT commit yesterday P
Open-source design and prototyping for teams Personal Enterprise Design & creative Web Docker / self-host ★ 62k +3.9k / 90d MPL-2.0 commit 18 hours ago live demo T
AI short drama and comic creation on an infinite canvas Personal AI & LLM tooling Media & photos Design & creative Web Docker / self-host ★ 20k MIT commit 2 days ago D
Editorial diagram skill for coding agents Personal Agent skills Design & creative Extension / plugin ★ 63k +59k / 90d MIT commit 2 days ago t
SDK for infinite canvas apps Personal Enterprise Developer tools Design & creative Web Library / SDK ★ 51k +1.5k / 90d commit 18 hours ago live demo L
Consistent open-source icons Personal Enterprise Design & creative Library / SDK ★ 25k +1.8k / 90d commit 21 hours ago O
Local-first AI design app driven by your coding agent Personal Agent skills Design & creative Desktop ★ 105k +18k / 90d Apache-2.0 commit 10 hours ago