draw.io is described as 'Privacy-focused diagramming software supporting real-time collaboration, offline mode, and cloud storage without ads or registration' and is a leading Diagram Editor in the development category. There are more than 100 alternatives to draw.io for a variety of platforms, including Web-based, Windows, Mac, Linux and SaaS apps. The best draw.io alternative is Excalidraw, which is both free and Open Source. Other great apps like draw.io are LibreOffice - Draw, yEd Graph Editor, TreeSheets and Dia.
Diagramiq is an online app for creating Flowcharts, UML, BPMN, Network Diagrams, Decision Trees and more. It's blazing fast, intuitive and it has a wide-range of predefined shapes to get you started.
Elements.cloud is a free* cloud business requirements capture & business analysis / process mapping (UPN standard) app. *Free= for ever for everyone. Pro is aimed at highly regulated companies (Release Management/Version Control)
United Kingdom
Fluid UI is the fastest mobile app prototyping tool available. Design and test your low and high fidelity app mockups on a mobile device with ease. Simple and UX oriented, this UI tool helps unlock creativity and will save your team time and money while gathering app...
BioRender is the world’s first tool to help scientists create and share beautiful, professional scientific figures.
Canada
Imixs-BPMN is a free modelling tool which takes the full advantage of all the capabilities of the BPMN standard and complements them with the features of a powerful workflow engine. The Imixs-BPMN enhances the Eclipse BPMN2 Modelling Framework with the aspects of a human based...
IngaBoard is a minimalist, keyboard-driven application that turns fragments of "Cause and Effect" into structured Directed Acyclic Graphs (DAG) instantly. No manual boxes, no dragging lines. By stripping away superficial decoration, we reveal the inherent beauty of structural truth.
Japan
Interactive tech stack builder and developer tools directory. Drag tools onto a visual canvas, get real-time compatibility hints on pairings and gaps, and browse 150+ tools.
Poland
EU
Quick DBD is a free online web-based application for making database diagrams quickly. Quick DBD lets you create a database diagram by typing the schema.
Violet is a UML editor with these benefits: Very easy to learn and use. Draws nice-looking diagrams. Completely free. Cross-platform. Violet is intended for developers, students, teachers, and authors who need to produce simple UML diagrams quickly.
United States
Diagrams is a native diagram editor for macOS. With this productivity tool you can create beautiful, structured diagrams.
GermanyEU
Merge Plan is a user friendly diagram application. It is fully compatible with most diagram file formats. It is a great value in comparison to other diagram applications. It is part of Merge Soft Office.
Azimutt is an explorer for your database schema, similar to an Entity Relationship Diagram (ERD) but with features to handle big schema (up to 1000 tables) where most other ERD are too crowded.
FranceEU
