aac

All-in-one media player to watch HD movies on Windows 8 (Compatible with Windows 10)

FFmpeg Batch AV Converter is a free universal audio and video encoder.

fre:ac is a free audio converter and CD ripper with support for various popular formats and encoders. It converts freely between MP3, M4A/AAC, FLAC, WMA, Opus, Ogg Vorbis, Speex, Monkey's Audio (APE), WavPack, WAV and other formats.

Rekordbox to CDJ prep toolkit - loudness gain, Key+BPM playlist sort, and CDJ-safe MP3 transcode

Audio loudness analyzer, gain adjustment, and Rekordbox playlist sorter for mastering and DJ workflows