Browse free open source Diagram software and projects for Mac below. Use the toggles on the left to filter open source Diagram software by OS, license, language, programming language, and project status.
Xfig is a diagramming tool
Security-first diagramming for teams
Security-first diagramming for teams
Diagram and flowchart generation from text similar to markdown
Distributed tracing system to gather timing data
The Pencil Project's unique mission is to build a free tool
Generate diagrams from textual description
Digital timing diagram rendering engine
Smart, fast and extensible build system
D2 is a modern diagram scripting language that turns text to diagrams
an Open Source BPMN 2.0 / DMN 1.1 Modeler
Automatically generate class diagram from code
C4-PlantUML combines the benefits of PlantUML and the C4 model
Interactive Terraform visualization. State and configuration explorer
Display dynamic, automatically organised, customizable network views
Free software for making Flow chart, Mind map, Gantt chart, Whiteboard
Machine learning, conversational dialog engine for creating chat bots
Graph and network visualization using tabular data in R
Circuit diagrams and firmware source code for Gboard DIY keyboards
JavaScript diagramming library that uses SVG and HTML for rendering
JavaScript client-side editor for general diagramming & whiteboarding
UCanCode Visio 2023, the best replace of Microsoft Visio
Diagram as Code for prototyping cloud system architectures