Structurizr is a models-as-code tool for creating multiple software architecture diagrams from one C4 model written in Structurizr DSL.
Alternatives to EdrawMax
EdrawMax is an all-in-one diagram solution covering more than 210 diagram types, from flowcharts and floor plans to UML, circuit and network diagrams. It combines 20,000+ free templates, 26,000+ symbols and more than 40 AI diagram generators and tools, including AI OCR, drawing, analysis and presentation features. Support for Visio, SVG and CAD imports, broad export formats, cloud storage integrations for premium users, team collaboration and apps for Android, iOS, Linux,…
Creately is a visual collaboration platform built around an infinite canvas for brainstorming, diagramming, planning, workshops, project management, and research.
SmartDraw is a paid diagramming application from SmartDraw, founded in 1994 and headquartered in The Woodlands, Texas.
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Sparx Enterprise Architect
Sparx Enterprise Architect is a multi-user visual modeling tool for business and IT systems, software and systems engineering, and real-time and embedded development.
Free planWebAPILinuxmacOS7.9$245 one-time - 5
Gluu
Gluu is a paid process management platform from Gluu, founded in 2011 and headquartered in Copenhagen, Denmark.
AndroidiOSWebAPI7.7From €2 a month - 6

Camunda
Camunda is a business-process orchestration platform for coordinating people, AI agents, systems, and devices across end-to-end workflows.
Free planWebAPILinuxmacOS7.6Free plan - 7

draw.io
draw.io is a free, open-source diagramming tool for making visual layouts ranging from flow charts and mind maps to network diagrams, floor plans,…
Free planOpen sourceAndroidiOSWebWindows7.6Free plan - 8
Preceden
Preceden is a web-based tool for creating visual timelines about projects, history, legal cases, research, and writing.
Free planAndroidiOSWeb7.6From $10 a month - 9
Software Ideas Modeler
Software Ideas Modeler is a CASE tool for software and process design built around diagrams.
LinuxmacOSSelf-hostedWindows7.6$59 one-time - 10

Cacoo
Cacoo is an online diagramming and visual collaboration tool for creating flowcharts, wireframes, mind maps, workflows, and other visuals.
Free planWebAPISelf-hosted7.5From $6 a month - 11

Eraser
Eraser is a diagramming tool for technical teams that can create diagrams from prompts, code, files and private Git repositories.
Free planWebAPIExtensionSelf-hosted7.5From $15 a month - 12

Ilograph
Ilograph creates interactive visual documentation for systems and the relationships and flows between their components.
Free planWebAPILinuxmacOS7.5From $14.99 a month - 13
Microsoft Visio
Microsoft Visio is diagramming software for turning complex information into visual diagrams.
Free planWebmacOSWindows7.4From $5 a month - 14
Lucidchart
Free planAndroidiOSWeb7.3Free plan - 15

Mermaid
Mermaid is an open-source JavaScript tool that turns Markdown-inspired text definitions into diagrams and visualizations.
Free planWebAPIExtensionLinux7.3From $10 a month - 16
Visual Paradigm
Visual Paradigm is a visual modeling and development platform spanning diagramming, code engineering, agile management, and enterprise architecture.
Free planWeb7.3From $4 a month - 17
Flowdia Diagrams
Flowdia Diagrams is diagramming software for creating flowcharts, mind maps, network and cloud architecture diagrams, UML diagrams, and process visuals.
Free planAndroidiOSWindows7.2$9.99 one-time - 18

Gliffy
Gliffy is a web-based diagramming tool with support for a wide range of visual formats, including flowcharts, UML and BPMN diagrams, network maps,…
Free planWeb7.2From $2.80 a month - 19

Arcentry
Arcentry is software for creating interactive infrastructure diagrams for cloud, on-premises, and open-source systems.
Free planWebAPISelf-hosted7.0From $9.90 a month - 20
CloudSkew
CloudSkew is a web editor for cloud architecture diagrams, network diagrams, and flowcharts.
Free planWeb7.0From $36 a year - 21

Hava
Hava generates interactive cloud infrastructure diagrams from connected AWS, Azure, and GCP environments.
Free planWebAPISelf-hosted7.0From $59 a month - 22

IcePanel
IcePanel is a collaborative software-architecture diagramming and modelling tool built around the C4 model.
Free planWebAPI7.0From $40 a month - 23
MyDraw
WebmacOSWindows6.9 - 24
UMLet
UMLet is a free, open-source tool for quickly sketching UML diagrams.
Free planWebExtensionLinuxmacOS6.9Free plan - 25
Vexlio
Free planWebSelf-hosted6.8From $18 a year - 26

OmniGraffle
iOSmacOS6.7 - 27
PlantUML
PlantUML turns textual descriptions into diagrams, covering UML types such as sequence, use-case, class, object, activity, component, deployment,…
Free planWebAPIExtensionLinux6.7Free plan - 286.7$129 one-time
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Bizagi Modeler
Bizagi Modeler lets users create, document, simulate, publish, and share business processes using BPMN.
Free planWebWindows6.6Free plan - 30

ConceptDraw DIAGRAM
macOSWindows6.6$199 one-time


