FLAC
Open SourceFLAC (Free Lossless Audio Codec) is an open-source audio compression format renowned for its ability to compress audio files without sacrificing any original audio data, making it ideal for archiving and high-fidelity playback.
                  
                    
                  
                  Key Features
                
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                      Perfect preservation of original audio quality.
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                      Significant file size reduction compared to uncompressed formats.
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                      Open-source and royalty-free.