Edraw Max is an extremely powerful all-in-one diagramming tool that can serve all of your purposes. Whether you need to draw flowcharts, fishbone diagrams, UML diagrams or design floor plans, office layouts, you can find what you want in Edraw Max. Importantly, it is quite affordable.

DbSchema is a design tool for relational databases, with interactive diagrams, HTML documentation, Relational Data Browse and Editor, SQL Editor, Query Builder, Random Data Generator, Schema Compare and Synchronization, team work and more. Powerful, yet easy-to-use, DbSchema helps you design, document and manage databases without having to be a SQL pro. Easily design new tables, generate HTML5 documentation, explore and edit the database data, compare and synchronize the schema over multiple databases, edit and execute SQL, generate random data. DbSchema is compatible with all relational databases. It works on all major operating systems, including Windows, Linux and Mac.

GoJS makes it easy to construct interactive diagrams of Nodes, Links, and Groups, with customizable templates and layouts. GoJS supports graphical templates and data-binding of object properties to model data. Only the model, consisting of simple jаvascript objects, needs to be saved and restored. GoJS makes it easy to read and write models in JSON format. We provide comprehensive API documentation and in-depth overviews of GoJS concepts, with interactive examples. With over 90 samples, you'll find numerous examples of GoJS properties and methods.

yFiles for HTML brings diagramming and graph visualization to your HTML5 applications. This solution for the web platform features the most advanced UI components for drawing, viewing, and editing diagrams and unequaled graph layout and analysis algorithms for automatically arranging complex diagrams at the click of a button.

A sophisticated software modeler for agile and concise modeling. Compatible with UML 2.x standard metamodel and diagrams: Class, Object, Use Case, Component, Deployment, Composite Structure, Sequence, Communication, Statechart, Activity and Profile Diagram. Support to create Entity-Relationship Diagrams (ERD), Data-flow Diagrams (DFD) and Flowchart Diagrams. Work with same UX in multiple platforms including macOS, Windows and Linux.

yFiles WPF is an extensive .NET programming library for Windows Presentation Foundation (WPF) applications. Its first-class UI controls for viewing and editing diagrams allow you to automatically arrange complex graphs, diagrams, and networks with the click of a button.

New major version yFiles WPF 3.2!
With new support for targeting .NET Core and new support for bundling into NuGet packages. There are new layout options for more compact layouts in the Hierarchic layout using bus-like arrangement and new support in the EdgeRouter class for integrated edge label placement, orthogonal bus routing and port grouping of edges at their source and target nodes. Also, a new API for the powerful graph analysis algorithms based on the IGraph interface, and throughout all API documentation literally hundreds of new code samples.

yFiles.NET is an extensive Windows Forms programming library for the Microsoft .NET environment. Its top-notch data structures and algorithms for viewing and editing diagrams allow you to automatically arrange complex graphs, diagrams, and networks with the click of a button.

DbSchema is a design tool for relational databases, with interactive diagrams, HTML documentation, Relational Data Browse and Editor, SQL Editor, Query Builder, Random Data Generator, Schema Compare and Synchronization, team work and more. Powerful, yet easy-to-use, DbSchema helps you design, document and manage databases without having to be a SQL pro. Easily design new tables, generate HTML5 documentation, explore and edit the database data, compare and synchronize the schema over multiple databases, edit and execute SQL, generate random data. DbSchema is compatible with all relational databases. It works on all major operating systems, including Windows, Linux and Mac.