Apple Lossless is described as '(also known as ALAC) is an audio codec developed by Apple Inc. for lossless data compression of digital music' and is an app in the Audio & Music category. There are seven alternatives to Apple Lossless for a variety of platforms, including Windows, Linux, Mac, Android and BSD. The best alternative is FLAC, which is both free and Open Source. Other great apps like Apple Lossless are Vorbis (Free, Open Source), Matroska (Free, Open Source), Opus Interactive Audio Codec (Free, Open Source) and Monkey's Audio (.APE) (Free).
Ogg Vorbis is a fully open, general-purpose compressed audio format for mid to high quality (8kHz-48.0kHz, 16+ bit, polyphonic) audio and music at fixed and variable bitrates from 16 to 128 kbps/channel.
Opus is a totally open, royalty-free, highly versatile audio codec. Opus is unmatched for interactive speech and music transmission over the Internet, but also intended for storage and streaming applications.
Monkey’s Audio makes perfect, bit-for-bit copies of your music, exactly the same as the original. You can decompress your lossless .APE files back to the original files. Think of it as a beefed-up Winzip™ to perfectly recreate the original music CD.