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.
Security-first diagramming for teams
Security-first diagramming for teams
Xfig is a diagramming tool
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
an Open Source BPMN 2.0 / DMN 1.1 Modeler
Digital timing diagram rendering engine
JavaScript client-side editor for general diagramming & whiteboarding
Interactive Terraform visualization. State and configuration explorer
A flow chart editing framework focusing on business customization
C4-PlantUML combines the benefits of PlantUML and the C4 model
D2 is a modern diagram scripting language that turns text to diagrams
Electron Music Lake PC
Machine learning, conversational dialog engine for creating chat bots
JavaScript diagramming library for interactive flowcharts & org charts
Circuit diagrams and firmware source code for Gboard DIY keyboards
Smart, fast and extensible build system
Reads from existing public and private cloud providers
Free software for making Flow chart, Mind map, Gantt chart, Whiteboard
JavaScript diagramming library that uses SVG and HTML for rendering
The sassy UML diagram renderer
UCanCode Visio 2023, the best replace of Microsoft Visio