Flex knižnice

Corelib

• šifrovanie MD5, SHA, spracovanie protokolu JSON, obrázky
• licencia: New BSD license
• URL: http://code.google.com/p/as3corelib/

Flexed Toolkit

• cgrid, autorefresh, timeout, caletrs
• http://code.google.com/p/flexedtoolkit/
• licencia: MIT

Flexlib

• sada GUI komponent
• licencia: MIT
• URL: http://code.google.com/p/flexlib/

Fzip

• ZIP archives and extract/decompress contained files
• license: zlib/libpng
• authors: Claus Wahlers and Max Herkender
• URL: http://codeazur.com.br/lab/fzip/

Granite Data Service

• alternatívna implementácia Adobe LiveCycle?
• URL: http://www.graniteds.org