WavPack 5.1.0 features include:
http://www.wavpack.com/downloads.html
Compatible with virtually all audio data formats including 8, 16, 24, and 32-bit integer PCM; 32-bit float PCM; DSD audio; mono, stereo, and multichannel; sampling rates from 6 to 192 kHz (and non-standard rates)
Handles all modern audio file formats including Microsoft WAV/BWF/RF64, Sony Wave64, Apple CAF, Philips DSDIFF, and Sony DSF (all with no size limitations)
Multiplatform support including Windows, Linux, and OS X, plus a Flash decoder and encoder and a Silverlight decoder that can work virtually anywhere, and now a web-based audio converter that can decode WavPack files online
DirectShow filters for Windows, plus full Unicode support on the Windows command-line
Easily transcode from WavPack to WavPack with a single command (including tag copy)
Unique hybrid mode (provides high quality lossy + "correction" file)
Option to automatically verify every WavPack file when created
Assembly language optimizations for x86, x64, and ARM
Instantly seekable and streaming capable (and gapless)
ReplayGain (including WavPack file scanner and compatible plugins)
Uses ID3v1 and APEv2 tags for metadata (including ReplayGain)
Error-tolerant block format conducive to hardware decoding
Optional "asymmetrical" mode for improved compression
MD5 audio checksums for verification and identification
Hybrid mode operates as low as 2.25 bits/sample (or 196 kbps for CD audio)
Dynamic noise shaping (dns) for optimum quality at lower hybrid bitrates
Free and open source with easy to use C library API and unrestrictive license (BSD)
Intuitive command line interface (with wildcards and destination directory)
Small, efficient executable (no large programs or dlls to install)
Java and C# decoders and encoders available
Complete piping support
