draw.io
Online diagramming application
17 Alternatives To draw.io
Balsamiq
Balsamiq. Rapid, effective and fun wireframing software.
Cacoo
A cloud-based diagram maker for companies, teams, and you.
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.
Justinmind
Define awesome experiences through wireframes & prototypes.
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.
Moqups
The most stunning HTML5 app for creating resolution-independent SVG mockups, wireframes & interactive prototypes for your next project
Pencil Project
Single-user mockup / wireframing / diagramming tool
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
Umbrello
Umbrello UML Modeller is a Unified Modelling Language diagram programme for KDE.
Visio
Simplify and communicate complex information using data-linked 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.