At TileMill’s core is the Mapnik rendering engine. Mapnik is a powerful, full-featured library including support for RGBA color, True Type fonts, rasters, patterns, and even SVG transforms. Leverage all of these features using the simple, elegant syntax of the Carto styling language.

Alpha channel color

Leverage RGBA color for subtle opacity effects and shading.

Patterns & textures

Stamp trees across parks, add paper creases to maps. The possibilities are endless.

Fonts

Leverage your system fonts or drop pro fonts into projects.

SVG markers

Take advantage of scalable vector SVGs to make your markers smooth at any scale.

Speed

Mapnik isn’t just beautiful. It’s also one of the fastest map rendering libraries out there.

Carto

Inspired by CSS, Carto makes it easy to control even the most complex map designs.