Audio Codecs
Download free Audio & Speech codecs, DirectShow filters & plugins for Windows.
Bass Audio Source 0.3.3.260
Bass Audio Source is a free DirectShow filter that adds BASS library audio decoding to Windows media players.
Dolby Digital Plus Decoder for PC OEMs 1.2.591.0
Dolby Digital Plus Decoder for PC OEMs is the free Dolby-licensed EAC3 codec that restores Dolby Digital Plus surround sound to Windows media apps.
4.642
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DS-MP3 Source Filter 1.30
DS-MP3 Source Filter is a helpful tool which decodes MPEG Layer 3 files by using bass.dll.
DTS Audio Processing 1.5.2
DTS Audio Processing is a Windows audio-enhancement component that adds DTS bass, volume, and surround tuning on top of the built-in audio driver on many MSI, ASUS, and HP laptops.
60.635
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DTS Sound Unbound 2026.716.209.0
DTS Sound Unbound enables DTS Headphone:X 3D spatial audio for gaming, movies, and music. Free trial available.
DTS/AC3/DD+ Source Filter 1.9.0.57
DTS/AC3/DD+ Source Filter is a free DirectShow audio filter that adds DTS, AC3, and Dolby Digital Plus playback support to any DirectShow-compatible media player on Windows 10 and 11.
643.670
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Elecard MPEG Layer III Audio Encoder 1.0.701
Elecard MPEG Layer III Audio Encoder is an encoding solution for the MPEG Layer III audio format.
FDK AAC Codec 1.0.9
FDK AAC Codec is the Fraunhofer-built AAC encoder and decoder library that powers high-quality MPEG-4 audio encoding inside Windows front-ends like qaac and ShanaEncoder.
56.644
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FLAC 1.5.0
The official command-line FLAC reference build for Windows, with flac.exe, metaflac and the libFLAC libraries that other lossless tools link against.
648.682
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Fraunhofer MPEG Layer-3 Audio Decoder 3.4
Fraunhofer MPEG Layer-3 Audio Decoder is a lightweight ACM audio codec that restores MP3 playback inside legacy DirectShow and Video-for-Windows applications.
3.052.054
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Fraunhofer Radium MP3 Codec 1.2.63
Fraunhofer Radium MP3 codec 1.2.63 is the community-patched FhG Layer 3 ACM Codec Professional that unlocked full-bitrate MP3 encoding in any Windows ACM-aware application.
162.849
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HALAC 0.6.1
HALAC is the multi-core lossless audio codec, built to compress large WAV archives at speeds no single-threaded encoder can reach.
14.517
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HDTV Pump Filter 1.0.7
HDTV Pump Filter enables you to play ATSC/DVB .ts files in any DirectShow-based media player, such as Windows Media Player, Microsoft Media Center, Zoom Player and many others.
Intel Music Coder for MSACM 1.02
With Intel Music Coder you should be able to hear sound in AVI files with IMC encoded audio.
LAME 3.100 for Windows ARM64
Get native ARM64-optimized audio encoding tools specifically compiled for Windows on ARM devices.
LAME ACM MP3 Codec 3.99.5
LAME ACM MP3 Codec is an ACM codec version of LAME MP3 encoder which enables you to use this encoding engine in third-party software, such as VirtualDub.
1.132.587
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LAME DirectShow Filter 3.99.5
LAME DirectShow Filter enriches LAME libraries with a DirectShow interface and property pages. This Microsoft DirectShow wrapper filter allows you to tune encoding parameters.
LAME MP3 Encoder 4.0
LAME MP3 Encoder is the free command-line encoder that most Windows audio software quietly uses to create MP3 files.
20.626.538
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Lossless Audio (La) 0.4b
Lossless Audio, as its name suggests, provides lossless audio compression. This codec reduces the size of audio files without affecting quality, unlike in MP3 files.
lossyWAV 1.4.3k
lossyWAV is a useful command-line tool designed to process audio files and significantly reduce their size without a noticeable loss in quality.
9.923
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Lyra 1.3.2
Lyra is an innovative speech codec developed by Google that offers a better, faster, and more versatile solution for compressing speech signals.
M4P input plugin (for Winamp2/5) 1.0 beta
Allows you to associate M4P (iTunes MusicStore encrypted files) and M4B (protected Apple/Audible audiobooks) files with Winamp 2 or Winamp 5.
92.275
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MADFilter 1.0.0.3
MADFilter is a DirectShow MPEG audio decoder filter, which enables its users to decode the MPEG audio format to the PCM Wave format. It comes with the Winamp MAD Plug-in.
35.839
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madFLAC 1.10
madFLAC is serving as a DirectShow decoder filter for FLAC files. It is also able to manage FLAC tracks found in other containers, such as MKV (Matroska) files.
609.309
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MatrixMixer 0.30b
MatrixMixer is an audio plug-in which integrates perfectly within Winamp and enables users to perform various actions such as converting audio files to DTS14 or DTS16, etc.
Media Foundation FLAC Codec 1.4
Media Foundation FLAC Codec is able to decode the FLAC format. At the same time, it is a Windows Media Foundation file source.