ToDiagram is a data editor that simplifies JSON, YAML, XML and CSV visualization and editing. Convert complex data into clear, interactive diagrams and trees for easy exploration and modification.
Free and Open-source database diagrams editor, visualize and design your database with a single query.
Tool to help you draw your DB relationship diagrams and export DDL scripts.
Flowchart Fun is the fastest free online text to flowchart generator Easily convert text to flowcharts mind maps and process diagrams with our textbased editor
Gaphor is a UML, SysML, RAAML, and C4 modeling application written in Python. It is designed to be easy to use, while still being powerful. Gaphor implements a fully-compliant UML 2 data model, so it is much more than a picture drawing tool. You can use Gaphor to quickly visualize different aspects of a system as well as create complete, highly complex models.
Easily create beautiful UML Diagrams from simple textual description. There are also numerous kind of available diagrams. It's also possible to export images in PNG, LaTeX, EPS, SVG.