Magelan

The Internet is filled with all sort of nice applications and programs that you could use in order to adjust features on your computer and to create various things. One of such applications is Magelan.
It's a drawing editor with lots of nice features and tools that you can check out. It comes with a complex but intuitive graphical interface with plenty of tools at hand.

Sleek graphical interface with many options

The application doesn't take long to install and it doesn't come with a complicated setup that you would need to complete before you can actually use its features. It sports a really intuitive graphical interface with plenty of nice tools at hand.
The drawing model and extensions framework are simple and convenient to use. Custom drawing entities and extensions for the editor application are easy to write and plug in the editor environment.

Explore various features

The Editor tab of the dialog allows modification of the basic editor properties. They are: selection handle size and color, selection rectangle color, editor background. Snap distance, snap marker display distance, as well as the size and color of the marker can also be adjusted there.
The results are immediately visible in the Preview pane. The Application tab allows modification of some of the settings of the application like language, toolbars style and others.

More features and tools

Each extension consists of compiled Java code in the form of a JAR (Java archive) file and a manifest file (*.manifest or *.mf).
The JAR file contains the extension itself, while manifests are plain text files containing information about extension's paths to the required libraries (if any), path to its main help file and human-readable tips about its functionality.
All in all, Magelan is a very nice compact and flexible drawing editor API and a modular and powerful editor environment.