Note: The FreeType documentation is also available as a single archive from our download page.
FreeType Glyph Conventions
This document is a must-read for any user of the library.
The FreeType FAQ
The FreeType Tutorial
The FreeType API Reference
The Design of FreeType
On Slight Hinting, Proper Text Rendering, Stem Darkening and LCD Filters
Originally written for the 2.6.2 release, contains background information on several details of text rendering. Useful for better understanding the ‘big picture’.
The v40 TrueType interpreter mode
This documents the new default hinting mode introduced with FreeType version 2.7.