AACplayer - DirectShow filter suite with encoder based on FAAC, parser for AAC files, Shoutcast DS filter and Windows GUI, playback uses the external CoreAAC DS filter.
Apollo - The new version of this freeware player uses the Winamp input plugin from Audiocoding.com to decode AAC/MP4.
Audiograbber - Freeware CD ripper and encoder supporting AAC/MP4 output files with the FAAC command line version.
BeSplit - Command line tool to cut and paste AAC and other files.
BonkEnc - Open source CD ripper and encoder based on the CDex ripping engine with support for many different languages, uses a FAAC output plugin.
BSplayer - Multimedia application with AAC/MP4 support through DirectShow filters like 3ivx, CoreAAC or ffdshow.
1by1 - Small and fast directory player using Winamp input plugins with cue sheet and playlist support, from the same author as the editor mp3DirectCut.
CoolPlayer - Relies on the external Winamp input plugin based on FAAD2 for AAC/MP4 support.
CPS - Real-time graphical programming environment for core opcodes and extended objects based on the Structured Audio Orchestra Language (SAOL) with a manual.
dBpowerAMP - Codec central for this converter, player and iPod file transfer manager with several AAC/MP4 encoders and decoders.
Dream - Open source receiver and transmitter for Digital Radio Mondiale (DRM) using analog AM bands with HE AAC compressed sound at very low bitrates.
DRM Software Radio - Commercial receiver for HE AAC streams via Digital Radio Mondiale with user forum, FAQs and manuals.
Easy CD-DA Extractor - Commercial CD ripper, encoder and converter with aacPlus capabilities.
Ecasound - Multitrack processing for playback, recording, format conversions, effects and mixing.
EnvivioTV - An MPEG-4 plugin for Windows Media Player, RealPlayer and older QuickTime versions enabling playback of RTP streams.
FAAC - Summary of this open source project with AAC encoder and decoder FAAD2 listing release notes, FAQs, download packages, ports and other Freshmeat applications using these codecs.
FFmpeg - Tools to record, convert, stream and play multimedia content including libavcodec and libavformat, two libraries used by many other open source projects.
Foo_pod - External plugin for foobar2000 (not included in the Special Installer) to handle iPod file transfers and converting to AAC/MP4 from any input format.
GetID3() - The PHP media file parser extracts play time, bitrate and resolution from AAC and reads/writes ID3v1/v2 tags, supports other formats as well.
Gmerlin - A transcoding application for Linux with a modular structure supporting many input and output formats.
GnuPod - Command line tool for Linux to handle file transfers to the iPod and converting to AAC/MP4 from many input formats.
GPAC - This open source project provides Osmo4, an MPEG-4 Systems multimedia player using FAAD2 as the AAC decoder, as well as a 2D/3D BIFS encoder and an MP4 file muxer.
Grip - CD ripper and encoder for Linux that works with FAAC for AAC/MP4 output files.
GSpot - Windows tool identifying codecs in container formats like AVI, MPEG and MP4.
Gst-player - The multimedia player of the Gstreamer project that offers many formats through plugins, also FAAC for encoding and FAAD2 for decoding.
GX Transcoder - Freeware CD ripper, converter and player using external Winamp plugins and command line encoders for many formats, also video.