Dependencies

Embedded in engine

You don't have to install those libraries separately to compile engine.

• format - used in core
• tpunit++ - used in core
• GLext - used in core
• picojson, exact version taken from here - used in core
• ttmath - used in core
• boost - was used in core, dropped in 1.7.0 (used version is 1.59.0)
• Some part of SDL code, related to message boxes was used.

Embedded in plugins

You don't have to install those libraries separately to compile related plugins.

• duktape - embedded as plugin.
• framepacker - embedded in atlasgen.

Required for tools/libraries

• Freetype - required for freetype plugin
• Ruby - required for some preprocessing and tools, like Ruby version of atlasgen
• Up to 1.5.3 DevIL gem - required for Ruby version of atlasgen. Use this version if first does not work
• Qt - required for Qt version of atlasgen, exporter, ifaceed
• irrKlang - required for irrKlang plugin
• CMake - required for building with GCC since 1.6.0