Audacity

1.3.8がリリースされました。変更履歴は下記の通り。
http://sourceforge.jp/projects/audacity/releases/41449

2. Changes in version 1.3.8 Beta: 

New Features:
        * Effects and Analysis:
            * VST Effects now display GUI by default  
            * Faster Equalization and Noise Removal; improved 
                 Truncate Silence and Click Track
            * Chains applied to files now clear temporary data after 
                 processing each file 
            * Updated Nyquist implementation with support for SAL 
                 syntax and improved memory management 
            * Plot Spectrum now analyzes up to 237.8 seconds of audio,
                 with separate windows for each project and improved 
                 display; new preferences for Spectrograms 
            * Contrast Analysis tool now modeless for easier use    
       * Interface:
              * Draft Manual/Quick Help included in Windows and Mac 
                 installers 
              * New "Mixer Board" view with per-track VU meters 
              * Mute, solo, gain, pan and track height saved in projects
              * More compact Preferences window with easier-to-use 
                  Keyboard  tab and new toolbars shortcuts   
              * New Screenshot Tools and improved screen reader support  
       * Other:
              * Record more than 16 channels (hardware/drivers permitting)  
              * Improved support for non-mmap ALSA devices 
                  such as PulseAudio 
              * 32-bit float data over 0 dB now handled without clipping
              * "Stop" option when importing preserves already imported data
              * AMR NB export now supported if the optional FFmpeg library
                 is installed
              * Faster waveform drawing and better response in multi-track 
                 projects 

Bug fixes for:
              * Export Multiple: failed with no export or warning if empty 
                 label encountered; silenced project and exported files if
                 overwriting imported WAV files without copying the data in   
              * Metadata Editor hidden if it was on a now unavailable second
                 monitor
              * Misaligned audio after "Split New" or Noise Removal effect
              * Incorrect label movement and paste with linked audio and 
                  label tracks      
              * Equalization, Cut Preview and Advanced Mixing Options 
                 dialogue
              * (Linux) Mixer Toolbar should now adjust levels and select 
                  input sources properly  
              * "Audio cache" preference caused crashes - data is now only
                 cached in memory if available RAM is above a level defined 
                 in preferences 
              * Various other crashes