Bake'n Deck 4.8.0
Rekordbox to CDJ prep toolkit - loudness gain, Key+BPM playlist sort, CDJ-safe MP3 transcode, and direct USB export
M-Igashi software
DlSoftware247 lists 4 Windows programs by M-Igashi, mostly Audio software. The most popular are Bake'n Deck, mp3rgain, mp3rgui.
mp3rgain 3.14.0
Lossless MP3/AAC volume adjustment - a modern mp3gain / aacgain replacement written in Rust
mp3rgui 3.14.0
GUI for lossless MP3/AAC volume adjustment - a modern mp3gain / aacgain replacement written in Rust
headroom 2.1.1
Audio loudness analyzer, gain adjustment, and Rekordbox playlist sorter for mastering and DJ workflows