All packages available in RedTamarin.

 packageDescription for internet operations. 
 C.assertPARTIAL - Verify program assertion. 
 C.conioConsole input and output. 
 C.ctypeCharacter types. 
 C.direntFormat of directory entries. 
 C.errnoSystem error numbers. 
 C.fcntlFile control options and operations. 
 C.localePARTIAL - Localization category macros. 
 C.mathPARTIAL - Mathematical declarations. 
 C.netdbDefinitions for network database operations. 
 C.netinetInternet address family. 
 C.spawnSpawn, create a new process to run an executable program. 
 C.stdioStandard buffered input/output. 
 C.stdlibStandard library definitions. 
 C.stringString operations. 
 C.sys.selectSelect types. 
 C.sys.socketBerkeley sockets API. 
 C.sys.statFile information. 
 C.sys.utsnamePARTIAL - System name structure. 
 C.sys.waitPARTIAL - Declarations for waiting. 
 C.timePARTIAL - Time types. 
 C.unistdStandard symbolic constants and types. 
 Top LevelThe top level contains the core ActionScript classes and global functions. 
 avm2.intrinsics.memoryThis package contains the XC API ("cross C API"). 
 avmplusThe AVM+ package contains FPAPI cross platform native API. 
 flash.accessibilityALPHA The flash.accessibility package contains classes for supporting accessibility in Flash content and applications. 
 flash.concurrentBETA The flash.concurrent package contains classes for supporting concurrency in Flash platform applications. 
 flash.cryptoALPHA The flash.crypto package contains a function for generating cryptographically strong random sequences. 
 flash.dataALPHA The package contains classes used for working with Adobe AIR local SQL databases. 
 flash.displayALPHA The flash.display package contains the core classes that the Flash Player uses to build visual displays. 
 flash.errorsThe flash.error package contains error classes that are part of the Flash Player Application Programming Interface (API), rather than part of the ActionScript core language. 
 flash.eventsALPHA The package supports the new DOM event model and includes the EventDispatcher base class. 
 flash.filesystemALPHA The flash.filesystem package contains classes used in accessing the filesystem. This package is only available to content running in Adobe AIR. 
 flash.geomThe flash.geom package contains geometry classes, such as points, rectangles and transformation matrixes, to support the BitmapData class and the bitmap caching feature. 
 flash.netALPHA The package contains classes for sending and receiving over a network. 
 flash.samplerThe flash.sampler package contains methods and classes for tracking procedure calls so that you can profile memory usage and optimize applications. 
 flash.systemBETA The flash.system package contains classes for accessing system-level functionality, such as security, multilanguage content, etc. 
 flash.traceThe flash.trace package contains Trace facility for dumping out method entry line number and file name information while executing. 
 flash.utilsThe flash.utils package contains utility classes, such as data structures like ByteArray. 
 shellThe RedTamarin Native Libraries (RNL), our own cross platform native API. 
 shell.asyncRedTamarin asynchronous operations.