MQA (hi-res): A lossless compression format that packages hi-res files for more efficient streaming. It was previously used for Tidal Masters hi-res streaming, but in 2024 that switched to using FLAC.

Apple Music does, as does Spotify (but just for its web player), and iTunes ... Another very literal file format title is Free Lossless Audio Codec, or FLAC, which is designed as a file format ...