Gleek is a text-to-diagram tool that turns descriptions into diagrams using its own unique syntax. It’s easy to use, free to start, and all you need is a keyboard. Gleek allows you to type commands that are converted into a diagram in real-time. Whether you need an ER diagram or UML types like class or sequence diagrams, Gleek can help you plan your software systems and databases using simple keyboard commands. Not sure where to start? A big template database, as well as video tutorials and 'how-to's, are available to get started with Gleek.