ANSI escape codes (or escape sequences) are a method using in-band signaling to control the formatting, color, and other output options on video text terminals.

PLplot is relatively small, portable, freely distributable, and is rich enough to satisfy most users. It has a wide range of plot types including line (linear, log), contour, 3D, fill, and almost 1000 characters (including Greek and mathematical) in its extended font set. The package is designed to make it easy to quickly get graphical output; only a handful of function calls is typically required. For more advanced use, virtually all aspects of plotting are configurable.

MyGUI is a GUI library which aims to be fast, flexible and simple GUIs in C++. Features include Layout Editor. Multicolour text. Per pixel cut. Changing alpha support for widgets (also in states configuration). Interface localisation. Fast RTTI for safe casts. Tool tips. Animated cursors and pictures. User xml resources. Truetype fonts and fonts from texture. Widgets controllers (moving, fading and so on). Flexible configuration in xml config file. Subskins with tiling, with direct access to texture. Possibility to store any data in widgets items. Skin themes. Wrappers for fast UI development. Drag'n'drop.

PLplot is relatively small, portable, freely distributable, and is rich enough to satisfy most users. It has a wide range of plot types including line (linear, log), contour, 3D, fill, and almost 1000 characters (including Greek and mathematical) in its extended font set. The package is designed to make it easy to quickly get graphical output; only a handful of function calls is typically required. For more advanced use, virtually all aspects of plotting are configurable.

Ufo2otf is a command line utility that takes UFO font sources and generates OTF’s and webfonts.

PLplot is relatively small, portable, freely distributable, and is rich enough to satisfy most users. It has a wide range of plot types including line (linear, log), contour, 3D, fill, and almost 1000 characters (including Greek and mathematical) in its extended font set. The package is designed to make it easy to quickly get graphical output; only a handful of function calls is typically required. For more advanced use, virtually all aspects of plotting are configurable.