Visio
Simplify and communicate complex information using data-linked diagrams.
19 Alternatives To Visio
Balsamiq
Balsamiq. Rapid, effective and fun wireframing software.
Cacoo
A cloud-based diagram maker for companies, teams, and you.
Coggle
Coggle is a simple, beautiful, powerful way of structuring information.
Creately
Share. Reuse. Innovate.
Dia
Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
Gliffy
Gliffy is a powerful HTML5 online diagram maker. Create a flow chart, network diagram, UML diagram, organizational chart or wireframe with ease.
Graphviz
Graphviz is open source graph visualization software. It has several main graph layout programs.
LucidChart
LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
MindManager
With MindManager, flexible mind maps promote freeform thinking and quick organization of ideas, so creativity and productivity can live in harmony.
Pencil Project
Single-user mockup / wireframing / diagramming tool
Pingboard
Pingboard is an employee directory for companies that are serious about their culture.
PlantUML
PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
SmartDraw
Instead of starting with a blank screen, SmartDraw gives you the exact template you need.
StarUML
StarUML
UMLet
UMLet - Free UML Tool for Fast UML Diagrams
Visual Paradigm
Looking for an affordable software with Enterprise Architecture tool, PMBOK tool, UML tool, Agile tool, BPMN tool and UX tool? Read this page for details.
XMind
XMind is a brainstorming and mind mapping application.
yEd Graph Editor
yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.