FileZigZag ~ Online File Conversion


Our free audio converter is a fast and reliable service that lets you convert audio files online from one to many file formats also you can extract audio from video in high quality. You have three options to upload your files, select your audio from your PC or provide us URL or from Google drive.

https://www.filezigzag.com/online-audio-converter

XMedia Recode ~ Media Converter


XMedia Recode can convert almost all known audio and video formats, including 3GP, 3GPP, 3GPP2, AAC, AC3, ADTS, AMR, ASF, AVI, AVISynth, DVD, FLAC, FLV, H.261, H.263, H.264, H.265, M4A , M1V, M2V, M4V, Matroska (MKV), MMF, MPEG-1, MPEG-2, MPEG-4, TS, TRP, MP2, MP3, MP4, MP4V, MOV, QT, OGG, PSP, RM, (S ) VCD, SWF, VOB, WAV, WebM, WMA and WMV.

XMedia Recode can only convert unprotected DVDs.

xmedia recode

www.xmedia-recode.de

TAudioConverter ~ Audio Converter & Extractor


TAudioConverter is a audio converter and extractor. It can convert almost any audio format to aac, ac3, mp3, flac, wav, ogg, opus or mpc. SoX is used to apply effects such as normalization, volume change etc. It can also extract audio streams from video files and encode them. Video files with more than one audio stream is supported. It is possible to run up to 8 simultaneous processes to shorten encoding time.

TAudioConverter

ozok.users.sourceforge.net
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Source
Wiki
Hydrogen Audio Topic
Doom9 Topic

LameXP ~ Multi-Format Audio Encoder Front-end


LameXP is a free multi-format audio file converter that supports a variety of output formats, including MP3, AAC/MP4, Ogg Vorbis, Opus, as well as FLAC, and an even higher number of input formats. It also supports batch processing and can utilize multiple processor cores.

lamexp

lamexp.sourceforge.net

FlacSquisher ~ Lossless to Lossy Conversion


FlacSquisher converts a library of FLAC files to MP3, Opus, or Ogg Vorbis format, maintaining the directory structure in the original library. That way, you can maintain your FLAC files for home listening, and easily convert them to MP3, Opus, or Ogg format for mobile use, where storage space is more often tightly constrained.

Features:

  • Converts to MP3 or Ogg Vorbis
  • Maintains directory structure from original library
  • Takes advantage of multicore processors
  • Can copy or ignore files by extension (album art, log files)
  • Ignores files already encoded previously
  • Compatible with Mono on Linux

flacsquisher

sourceforge.net/projects/flacsquisher

fre:ac ~ Cross-platform Converter & Ripper


fre:ac is a free open source audio converter and CD ripper with support for various popular formats and encoders. It currently converts between mp3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC, WAV and Bonk formats.

With fre:ac you can easily rip your audio CDs to MP3 or WMA files for use with your hardware player, or convert files that do not play with other audio software. You can even convert whole music libraries retaining the folder and filename structure.

The integrated CD ripper supports the CDDB / freedb online CD database. It will automatically query song information and write it to ID3v2 or other title information tags.

Features:

  • Converter for MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC, WAV and Bonk formats
  • Integrated CD ripper with CDDB/freedb title database support
  • Portable application, install on a USB stick and take it with you
  • Multi-core optimized encoders to speed up conversions on modern PCs
  • Full Unicode support for tags and file names
  • Easy to learn and use, still offers expert options when you need them
  • Multilingual user interface available in 40 languages
  • Completely free and open source without a catch

freac-1.0.x-en

www.freac.org

Sox ~ The Swiss Army Knife Of Sound Processing


SoX is a cross-platform command line utility that can convert various formats of computer audio files into other formats. It can also apply various effects to these sound files, and, as an added bonus, SoX can play and record audio files on most platforms.

Sox

Sox sample session

Website
Features
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Additional resources:
www.audiofaidate.org/sw/sox-dsd/

XLD ~ Mac CD Player / Ripper


X Lossless Decoder (XLD) is a tool for Mac OS X that is able to decode / convert / play various ‘lossless’ audio files. The supported audio files can be split into some tracks with cue sheet when decoding. It works on Mac OS X 10.4 and later. XLD is Universal Binary, so it runs natively on both Intel Macs and PPC Macs.

tmkk.undo.jp/xld
sourceforge.net/projects/xld
wiki.hydrogenaud.io/index.php?title=XLD